CompileBench Attempt: curl, gpt-5-high, 5j52ohabvhzs4

<- Ranking

Summary

Task

curl

Performance

Cost	$0.055
Total elapsed time	1m57s
LLM inference time	1m34s
Command execution time	23s
Commands executed	8

All details >

Attempt ID	`5j52ohabvhzs4`	Attempt group	run-16-09-22-05
Revision	`fb5c74bd2fee`	AWS Instance	m8i.2xlarge
Start time	2025-09-16T21:31:08.524Z	End time	2025-09-16T21:33:05.870Z
Task	curl	Environment	ubuntu-22.04-amd64-offline
Model	gpt-5-high	OpenRouter slug	`openai/gpt-5`
Temperature	1	Explicit prompt caching	false
User msg after tool call	false	Max tool calls	70
Total timeout seconds	900	Single command timeout	600
Cost	$0.055	Duration	1m57s
LLM inference time	1m34s	Command execution time	23s
Final context tokens	7,799	Total output tokens	4,344
Output reasoning tokens	3,648	Messages	19
Assistant messages	9	User messages	1
System messages	1	Commands executed	8

Download full attempt result JSON

Task

Task: curl

curl 8.16.0 is a command-line HTTP client.
Project link: curl.se

Task:
Compile and install curl to a specific location.

Difficulties:
Standard build, nothing special.

Environment:
Ubuntu 22.04 on amd64, without internet access.

View task page

Execution log

SYSTEM

You are a package-building specialist operating a Ubuntu 22.04 bash shell via one tool: run_terminal_cmd.
The current working directory of every run_terminal_cmd is /home/peter.
Execution rules:
- Always pass non-interactive flags for any command that could prompt (e.g., -y, --yes, DEBIAN_FRONTEND=noninteractive).
- Don't include any newlines in the command.
- The environment is offline, assume you have all the necessary tools already installed.
If you encounter any errors or issues while doing the user's request, you must fix them and continue the task.
At the end verify you did the user request correctly.

USER

You are given a curl v8.16.0 source code at /home/peter/curl.tar.gz. Please compile curl and install it to /home/peter/result. Create a symlink from /home/peter/result/curl to the actual binary. Make it build even if some third party dependencies are not available.

ASSISTANT

Show reasoning

Exploring curl dependencies

I’m looking into the typical dependencies for curl, which include things like OpenSSL, gnutls, and zlib, among others. I can configure curl with minimal features, but it does require some SSL. I realize I need to check if there's a "--without-ssl" option, and it turns out there's a way to disable all SSL support. Overall, I’m trying to recall all the specific configure options correctly to understand how to build curl effectively.Configuring zstd and dependencies

I’m considering how to configure zstd and libidn2 with the "--with-" options. For nghttp2, I can use the "--with-nghttp2" option, but I also have the option to pass "--without-" for optional libraries. That way, if some third-party dependencies aren't available, I can still build using internal fallbacks. To install to a specific directory, I’ll set a prefix, and after making the install, I need to create a symlink to the actual binary. It's about following through correctly!Preparing for curl installation

After installing curl, I’ll run the command to check the version. It shouldn't need a network since it just prints the version. I’m thinking about how to configure it safely. Since I’m unsure which libraries are installed, it seems safer to disable optional ones, like LDAP—yes, that’s an option. I’d rather use "--without-ssl" to avoid TLS checks and also disable other dependencies like zlib and brotli. I need to verify the correct configure options to prevent errors!Setting up curl extraction

I can run "./configure --help" even with the environment offline, which is great for checking options. I'll need to start in the right directory, which is /home/peter. I'm planning to create a build directory under /home/peter/build-curl and extract the tarball there. My goal is to extract it to a folder named like "curl-8.16.0," so I'll use the command "tar -xzf /home/peter/curl.tar.gz." I’ll double-check that the file exists first to avoid any mishaps!Planning the curl configuration

I’m realizing that I can find the extracted directory name using "tar" commands, but variables won’t persist across tool calls. It’s safer to run commands within one line rather than relying on shell variables. My approach will be to extract the tarball and use a single command to change into the extracted directory, running configuration right after. I also want to ensure I'm passing the right flags, particularly to disable unnecessary dependencies. I think keeping it simple will help avoid potential issues!Assessing the build process

I’m weighing the risks of unknown flags causing configuration errors. Although curl does support CMake, I see the source tarball has a configure script, which works well on Ubuntu 22.04. To ensure the build goes smoothly, I’ll start with minimal flags, primarily setting the prefix and disabling as many protocols as possible, like FTP and LDAP. I’ll begin with the command to configure, watching for any errors. After that, I’ll verify the symlink and run the version check to confirm everything went as planned!

compile-bench> ls -l

total 4080
-rw-r--r-- 1 peter peter 4176617 Sep 16 21:31 curl.tar.gz

↓ 3 lines

ASSISTANT

compile-bench> tar -xzf curl.tar.gz

[empty output]

ASSISTANT

Show reasoning

Determining directory structure

I need to decide how to determine the directory structure. I can use the command tar -tzf to fetch the top-level directories, which is one option. Alternatively, I might list the directories now to see what’s available. Either way, I’ll need to check the contents to figure out what I’m dealing with. Let’s see which method gives me the information I need!

compile-bench> tar -tzf curl.tar.gz | head -1 | cut -f1 -d/

curl-8.16.0

ASSISTANT

compile-bench> bash -lc "cd curl-8.16.0 && ./configure --prefix=/home/peter/result --without-ssl --without-libssh2 --without-zlib --without-brotli --without-zstd --without-nghttp2 --without-nghttp3 --without-ngtcp2 --without-libidn2 --without-libpsl --without-librtmp --disable-ldap --disable-ldaps"

checking whether to enable maintainer-specific portions of Makefiles... no
checking whether make supports nested variables... yes
checking whether to enable debug build options... no
checking whether to enable compiler optimizer... (assumed) yes
checking whether to enable strict compiler warnings... no
checking whether to enable compiler warnings as errors... no
checking whether to enable curl debug memory tracking... no
checking whether to enable hiding of library internal symbols... yes
checking whether to enable c-ares for DNS lookups... no
checking whether to disable dependency on -lrt... (assumed no)
checking whether to enable HTTPSRR support... no
checking whether to enable ECH support... no
checking whether to enable SSL session export support... no
checking for path separator... :
checking for sed... /usr/bin/sed
checking for grep... /usr/bin/grep
checking that grep -E works... yes
checking for ar... /usr/bin/ar
checking for a BSD-compatible install... /usr/bin/install -c
checking for gcc... gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether the compiler supports GNU C... yes
checking whether gcc accepts -g... yes
checking for gcc option to enable C11 features... none needed
checking whether gcc understands -c and -o together... yes
checking how to run the C preprocessor... gcc -E
checking for stdio.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for strings.h... yes
checking for sys/stat.h... yes
checking for sys/types.h... yes
checking for unistd.h... yes
checking for stdatomic.h... yes
checking if _Atomic is available... yes
checking for a sed that does not truncate output... (cached) /usr/bin/sed
checking for code coverage support... no
checking whether build environment is sane... yes
checking for a race-free mkdir -p... /usr/bin/mkdir -p
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking whether make supports the include directive... yes (GNU style)
checking dependency style of gcc... gcc3
checking curl version... 8.16.0
checking for perl... /usr/bin/perl
checking for httpd... no
checking for apache2... no
checking for apxs... no
configure: httpd/apache2 not in PATH, http tests disabled
configure: apxs not in PATH, http tests disabled
checking for danted... no
checking for danted... no
checking for nghttpx... no
checking for caddy... no
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking for grep that handles long lines and -e... (cached) /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking if OS is AIX (to define _ALL_SOURCE)... no
checking if _THREAD_SAFE is already defin
[command output truncated]
ts/config
config.status: creating tests/configurehelp.pm
config.status: creating tests/certs/Makefile
config.status: creating tests/data/Makefile
config.status: creating tests/server/Makefile
config.status: creating tests/libtest/Makefile
config.status: creating tests/unit/Makefile
config.status: creating tests/tunit/Makefile
config.status: creating tests/http/config.ini
config.status: creating tests/http/Makefile
config.status: creating packages/Makefile
config.status: creating packages/vms/Makefile
config.status: creating libcurl.pc
config.status: creating curl-config
config.status: creating lib/curl_config.h
config.status: executing depfiles commands
config.status: executing libtool commands
configure: Configured to build curl/libcurl:

  Host setup:       x86_64-pc-linux-gnu
  Install prefix:   /home/peter/result
  Compiler:         gcc
   CFLAGS:          -Werror-implicit-function-declaration -O2 -Wno-system-headers
   CFLAGS extras:   
   CPPFLAGS:        -D_GNU_SOURCE
   LDFLAGS:         
     curl-config:   
   LIBS:            

  curl version:     8.16.0
  SSL:              no      (--with-{openssl,gnutls,mbedtls,wolfssl,schannel,amissl,rustls} )
  SSH:              no      (--with-{libssh,libssh2})
  zlib:             no      (--with-zlib)
  brotli:           no      (--with-brotli)
  zstd:             no      (--with-zstd)
  GSS-API:          no      (--with-gssapi)
  GSASL:            no      (libgsasl not found)
  TLS-SRP:          no      (--enable-tls-srp)
  resolver:         POSIX threaded
  IPv6:             enabled
  Unix sockets:     enabled
  IDN:              no      (--with-{libidn2,winidn})
  Build docs:       enabled (--disable-docs)
  Build libcurl:    Shared=yes, Static=yes
  Built-in manual:  enabled
  --libcurl option: enabled (--disable-libcurl-option)
  Verbose errors:   enabled (--disable-verbose)
  Code coverage:    disabled
  SSPI:             no      (--enable-sspi)
  ca cert bundle:   no
  ca cert path:     
  ca cert embed:    no
  ca fallback:      
  LDAP:             no      (--enable-ldap / --with-ldap-lib / --with-lber-lib)
  LDAPS:            no      (--enable-ldaps)
  IPFS/IPNS:        enabled
  RTSP:             enabled
  RTMP:             no      (--with-librtmp)
  PSL:              no      (--with-libpsl)
  Alt-svc:          enabled (--disable-alt-svc)
  Headers API:      enabled (--disable-headers-api)
  HSTS:             no      (--enable-hsts)
  HTTP1:            enabled (internal)
  HTTP2:            no      (--with-nghttp2)
  HTTP3:            no      (--with-ngtcp2 --with-nghttp3, --with-quiche, --with-openssl-quic)
  ECH:              no      (--enable-ech)
  HTTPS RR:         no      (--enable-httpsrr)
  SSLS-EXPORT:      no      (--enable-ssls-export)
  Protocols:        dict file ftp gopher http imap ipfs ipns mqtt pop3 rtsp smtp telnet tftp ws
  Features:         alt-svc AsynchDNS IPv6 Largefile threadsafe UnixSockets

↓ 139 lines

ASSISTANT

Show reasoning

Configuring build settings

Great! The configuration succeeded with features disabled, so now it’s time to compile and install. I need to consider build concurrency since the CPU count is unknown. However, I can use make -j"$(nproc)" to calculate the number of CPUs automatically. I’ll run the command: bash -lc 'cd dir && make -j$(nproc) && make -j$(nproc) install'. That should do the trick. Alright, let's proceed!

compile-bench> bash -lc "cd curl-8.16.0 && make -j$(nproc) && make -j$(nproc) install"

Making all in lib
make[1]: Entering directory '/home/peter/curl-8.16.0/lib'
make  all-am
make[2]: Entering directory '/home/peter/curl-8.16.0/lib'
  CC       libcurl_la-altsvc.lo
  CC       libcurl_la-amigaos.lo
  CC       libcurl_la-asyn-ares.lo
  CC       libcurl_la-asyn-base.lo
  CC       libcurl_la-asyn-thrdd.lo
  CC       libcurl_la-bufq.lo
  CC       libcurl_la-bufref.lo
  CC       libcurl_la-cf-h1-proxy.lo
  CC       libcurl_la-cf-h2-proxy.lo
  CC       libcurl_la-cf-haproxy.lo
  CC       libcurl_la-cf-https-connect.lo
  CC       libcurl_la-cf-ip-happy.lo
  CC       libcurl_la-cf-socket.lo
  CC       libcurl_la-cfilters.lo
  CC       libcurl_la-conncache.lo
  CC       libcurl_la-connect.lo
  CC       libcurl_la-content_encoding.lo
  CC       libcurl_la-cookie.lo
  CC       libcurl_la-cshutdn.lo
  CC       libcurl_la-curl_addrinfo.lo
  CC       libcurl_la-curl_des.lo
  CC       libcurl_la-curl_endian.lo
  CC       libcurl_la-curl_fnmatch.lo
  CC       libcurl_la-curl_get_line.lo
  CC       libcurl_la-curl_gethostname.lo
  CC       libcurl_la-curl_gssapi.lo
  CC       libcurl_la-curl_memrchr.lo
  CC       libcurl_la-curl_ntlm_core.lo
  CC       libcurl_la-curl_range.lo
  CC       libcurl_la-curl_rtmp.lo
  CC       libcurl_la-curl_sasl.lo
  CC       libcurl_la-curl_sha512_256.lo
  CC       libcurl_la-curl_sspi.lo
  CC       libcurl_la-curl_threads.lo
  CC       libcurl_la-curl_trc.lo
  CC       libcurl_la-cw-out.lo
  CC       libcurl_la-cw-pause.lo
  CC       libcurl_la-dict.lo
  CC       libcurl_la-doh.lo
  CC       libcurl_la-dynhds.lo
  CC       libcurl_la-easy.lo
  CC       libcurl_la-easygetopt.lo
  CC       libcurl_la-easyoptions.lo
  CC       libcurl_la-escape.lo
  CC       libcurl_la-fake_addrinfo.lo
  CC       libcurl_la-file.lo
  CC       libcurl_la-fileinfo.lo
  CC       libcurl_la-fopen.lo
  CC       libcurl_la-formdata.lo
  CC       libcurl_la-ftp.lo
  CC       libcurl_la-ftplistparser.lo
  CC       libcurl_la-getenv.lo
  CC       libcurl_la-getinfo.lo
  CC       libcurl_la-gopher.lo
  CC       libcurl_la-hash.lo
  CC       libcurl_la-headers.lo
  CC       libcurl_la-hmac.lo
  CC       libcurl_la-hostip.lo
  CC       libcurl_la-hostip4.lo
  CC       libcurl_la-hostip6.lo
  CC       libcurl_la-hsts.lo
  CC       libcurl_la-http.lo
  CC       libcurl_la-http1.lo
  CC       libcurl_la-http2.lo
  CC       libcurl_la-http_aws_sigv4.lo
  CC       libcurl_la-http_chunks.lo
  CC       libcurl_la-http_digest.lo
  CC       libcurl_la-http_negotiate.lo
  CC       libcurl_la-http_ntlm.lo
  CC       libcurl_la-http_proxy.lo
  CC       libcurl_la-httpsrr.lo
  CC       libcurl_la-idn.lo
  CC       libcurl_la-if2ip.lo
  CC       libcurl_la-imap.lo
  CC       libcurl_la-krb5.lo
  CC       libcurl_la-ldap.lo
  CC       libcurl_la-llist.lo
  CC       libcurl_la-macos.lo
  CC       libcurl_la-md4.lo
  CC       libcurl_la-md5.lo
  CC       libcurl_la-memdebug.lo
  CC
[command output truncated]
ng directory '/home/peter/curl-8.16.0/docs/libcurl/opts'
make[5]: Leaving directory '/home/peter/curl-8.16.0/docs/libcurl/opts'
make[5]: Entering directory '/home/peter/curl-8.16.0/docs/libcurl'
make[6]: Entering directory '/home/peter/curl-8.16.0/docs/libcurl'
make[6]: Nothing to be done for 'install-exec-am'.
 /usr/bin/mkdir -p '/home/peter/result/share/aclocal'
 /usr/bin/mkdir -p '/home/peter/result/share/man/man3'
 /usr/bin/install -c -m 644 libcurl.m4 '/home/peter/result/share/aclocal'
 /usr/bin/install -c -m 644 curl_easy_cleanup.3 curl_easy_duphandle.3 curl_easy_escape.3 curl_easy_getinfo.3 curl_easy_header.3 curl_easy_init.3 curl_easy_nextheader.3 curl_easy_option_by_id.3 curl_easy_option_by_name.3 curl_easy_option_next.3 curl_easy_pause.3 curl_easy_perform.3 curl_easy_recv.3 curl_easy_reset.3 curl_easy_send.3 curl_easy_setopt.3 curl_easy_ssls_export.3 curl_easy_ssls_import.3 curl_easy_strerror.3 curl_easy_unescape.3 curl_easy_upkeep.3 curl_escape.3 curl_formadd.3 curl_formfree.3 curl_formget.3 curl_free.3 curl_getdate.3 curl_getenv.3 curl_global_cleanup.3 curl_global_init.3 curl_global_init_mem.3 curl_global_sslset.3 curl_global_trace.3 curl_mime_addpart.3 curl_mime_data.3 curl_mime_data_cb.3 curl_mime_encoder.3 curl_mime_filedata.3 curl_mime_filename.3 curl_mime_free.3 '/home/peter/result/share/man/man3'
 /usr/bin/install -c -m 644 curl_mime_headers.3 curl_mime_init.3 curl_mime_name.3 curl_mime_subparts.3 curl_mime_type.3 curl_mprintf.3 curl_multi_add_handle.3 curl_multi_assign.3 curl_multi_cleanup.3 curl_multi_fdset.3 curl_multi_get_handles.3 curl_multi_get_offt.3 curl_multi_info_read.3 curl_multi_init.3 curl_multi_perform.3 curl_multi_poll.3 curl_multi_remove_handle.3 curl_multi_setopt.3 curl_multi_socket.3 curl_multi_socket_action.3 curl_multi_socket_all.3 curl_multi_strerror.3 curl_multi_timeout.3 curl_multi_wait.3 curl_multi_waitfds.3 curl_multi_wakeup.3 curl_pushheader_byname.3 curl_pushheader_bynum.3 curl_share_cleanup.3 curl_share_init.3 curl_share_setopt.3 curl_share_strerror.3 curl_slist_append.3 curl_slist_free_all.3 curl_strequal.3 curl_strnequal.3 curl_unescape.3 curl_url.3 curl_url_cleanup.3 curl_url_dup.3 '/home/peter/result/share/man/man3'
 /usr/bin/install -c -m 644 curl_url_get.3 curl_url_set.3 curl_url_strerror.3 curl_version.3 curl_version_info.3 curl_ws_meta.3 curl_ws_recv.3 curl_ws_send.3 curl_ws_start_frame.3 libcurl-easy.3 libcurl-env-dbg.3 libcurl-env.3 libcurl-errors.3 libcurl-multi.3 libcurl-security.3 libcurl-share.3 libcurl-symbols.3 libcurl-thread.3 libcurl-tutorial.3 libcurl-url.3 libcurl-ws.3 libcurl.3 '/home/peter/result/share/man/man3'
make[6]: Leaving directory '/home/peter/curl-8.16.0/docs/libcurl'
make[5]: Leaving directory '/home/peter/curl-8.16.0/docs/libcurl'
make[4]: Leaving directory '/home/peter/curl-8.16.0/docs/libcurl'
make[3]: Leaving directory '/home/peter/curl-8.16.0'
make[2]: Leaving directory '/home/peter/curl-8.16.0'
make[1]: Leaving directory '/home/peter/curl-8.16.0'

↓ 105 lines

ASSISTANT

compile-bench> ln -sf /home/peter/result/bin/curl /home/peter/result/curl

[empty output]

ASSISTANT

compile-bench> bash -lc "/home/peter/result/bin/curl --version && ls -l /home/peter/result/curl"

curl 8.16.0 (x86_64-pc-linux-gnu) libcurl/8.16.0
Release-Date: 2025-09-10
Protocols: dict file ftp gopher http imap ipfs ipns mqtt pop3 rtsp smtp telnet tftp ws
Features: alt-svc AsynchDNS IPv6 Largefile threadsafe UnixSockets
lrwxrwxrwx 1 peter peter 27 Sep 16 21:32 /home/peter/result/curl -> /home/peter/result/bin/curl

↓ 6 lines

ASSISTANT

compile-bench> bash -lc "/home/peter/result/curl --version"

curl 8.16.0 (x86_64-pc-linux-gnu) libcurl/8.16.0
Release-Date: 2025-09-10
Protocols: dict file ftp gopher http imap ipfs ipns mqtt pop3 rtsp smtp telnet tftp ws
Features: alt-svc AsynchDNS IPv6 Largefile threadsafe UnixSockets

↓ 5 lines

ASSISTANT

Show reasoning

Verifying build steps

I've ensured that we've created the result directory structure and checked that the symlink points to the correct binary—so that's good. I need to verify that we’ve met the user's request. The developer instruction reminds me to use run_terminal_cmd for any fixes, but great news—I didn’t encounter any errors! Also, the requirement about building with missing third-party dependencies is satisfied, and we didn’t disable anything unnecessarily. Lastly, the release date noted isn’t relevant now, so I'll summarize these steps in the final message.Crafting final answer

I’m confirming that we have extracted and built the version, and that the installation path and symlink were created successfully. I’ll avoid heavy formatting but can use bullet points to guide the user. I should mention that TLS is disabled due to missing SSL libraries, so https support isn’t available, reflected in the "Protocols" list. If the user needs https support while offline, SSL would be necessary. Finally, running /home/peter/result/curl --version will show the version as 8.16.0. I'll affirm our installation location as well.

Completed.

What I did:
- Extracted /home/peter/curl.tar.gz to curl-8.16.0.
- Configured curl to install into /home/peter/result and to not require third-party libraries (to ensure the build succeeds even if they’re unavailable): disabled SSL, zlib, brotli, zstd, libidn2, libpsl, nghttp2/3, ngtcp2, libssh2, librtmp, LDAP/LDAPS.
- Built and installed curl.
- Created a symlink /home/peter/result/curl -> /home/peter/result/bin/curl.

Verification:
- /home/peter/result/bin/curl --version outputs:
curl 8.16.0 (x86_64-pc-linux-gnu) libcurl/8.16.0
Protocols: dict file ftp gopher http imap ipfs ipns mqtt pop3 rtsp smtp telnet tftp ws
Features: alt-svc AsynchDNS IPv6 Largefile threadsafe UnixSockets
- Symlink exists and works:
- ls -l /home/peter/result/curl shows it points to /home/peter/result/bin/curl.
- Running /home/peter/result/curl --version prints the same version.

Notes:
- SSL/TLS and related features were intentionally disabled to avoid dependency requirements, so HTTPS is not available in this build. If you want HTTPS support, provide an SSL backend (e.g., OpenSSL) and reconfigure without --without-ssl or with an explicit --with-openssl.

Task finished successfully, all checks passed!

Checks passed:

curl binary exists

curl version matches expected

curl downloaded the expected local file content