[INFO] cloning repository https://github.com/jakubdibala/gf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakubdibala/gf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubdibala%2Fgf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubdibala%2Fgf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 174dfcf428295a7f06a23b1605d493f5a52095d1
[INFO] testing jakubdibala/gf against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubdibala%2Fgf" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakubdibala/gf on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakubdibala/gf
[INFO] finished tweaking git repo https://github.com/jakubdibala/gf
[INFO] tweaked toml for git repo https://github.com/jakubdibala/gf written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jakubdibala/gf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 303bc2b4c22d1fa77542a646d3c19c9dfc3ed46ce2535cc8bb1474d22d6877e3
[INFO] running `Command { std: "docker" "start" "-a" "303bc2b4c22d1fa77542a646d3c19c9dfc3ed46ce2535cc8bb1474d22d6877e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "303bc2b4c22d1fa77542a646d3c19c9dfc3ed46ce2535cc8bb1474d22d6877e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303bc2b4c22d1fa77542a646d3c19c9dfc3ed46ce2535cc8bb1474d22d6877e3", kill_on_drop: false }`
[INFO] [stdout] 303bc2b4c22d1fa77542a646d3c19c9dfc3ed46ce2535cc8bb1474d22d6877e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 670577be6d10b97cf47615c841c0c4fb2d5a931bd936c9111a07618c5e9f0e53
[INFO] running `Command { std: "docker" "start" "-a" "670577be6d10b97cf47615c841c0c4fb2d5a931bd936c9111a07618c5e9f0e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling cmake v0.1.33
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.10
[INFO] [stderr]    Compiling libgit2-sys v0.7.7
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling gf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SubCommand`
[INFO] [stdout]  --> src/main.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]   |                      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repo`
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `branch_list`
[INFO] [stdout]   --> src/repository.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `current_branch`
[INFO] [stdout]   --> src/repository.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn current_branch(r: git2::Repository) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.gf.b928e621-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab.40a8ittlabv4pl72.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/libgit2-sys-c8627c75590efe43/out/lib" "-L" "/opt/rustwide/target/debug/build/curl-sys-f54b20f607876280/out/lib" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/target/debug/build/libssh2-sys-c47cb5c18f6d0057/out/lib" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libclap-5b4e2b66c6a560d4.rlib" "/opt/rustwide/target/debug/deps/libvec_map-6dd515bac74e9212.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-8fbf541470ef55ec.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-d258e95b9deb3cd8.rlib" "/opt/rustwide/target/debug/deps/libstrsim-c956f928dab82a0d.rlib" "/opt/rustwide/target/debug/deps/libatty-6c815c4cba57b6aa.rlib" "/opt/rustwide/target/debug/deps/libansi_term-bd7b8ca88b2cc3f8.rlib" "/opt/rustwide/target/debug/deps/libgit2-5f7e912e459ebb7a.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-bf6281c5d222f65c.rlib" "/opt/rustwide/target/debug/deps/liblog-aa9926deddd98b05.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-6c38f6c71a68887d.rlib" "/opt/rustwide/target/debug/deps/libbitflags-44f48aca50656082.rlib" "/opt/rustwide/target/debug/deps/liblibgit2_sys-ce75ea762b4f3cc7.rlib" "/opt/rustwide/target/debug/deps/libcurl_sys-1831cdb53367d718.rlib" "/opt/rustwide/target/debug/deps/liblibssh2_sys-b94139ffb34632df.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-9bb350b0af131d83.rlib" "/opt/rustwide/target/debug/deps/liblibz_sys-1ea1cb9893fe8240.rlib" "/opt/rustwide/target/debug/deps/liburl-083f8af921548d78.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-f51489b4440e4fe1.rlib" "/opt/rustwide/target/debug/deps/libidna-3617958b0d1565fb.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-694a06207fd93e10.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-266979db193bd1bb.rlib" "/opt/rustwide/target/debug/deps/libmatches-ec803435b0d6dbd5.rlib" "/opt/rustwide/target/debug/deps/liblibc-bcb46937e7421e15.rlib" "/opt/rustwide/target/debug/deps/libcolored-d204dd0574a5dddf.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9e81aa27d785cc23.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lz" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/gf-e54b637baee6d6ab" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-1831cdb53367d718.rlib(libcurl_la-version.o): in function `brotli_version':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/version.c:93: undefined reference to `BrotliDecoderVersion'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-1831cdb53367d718.rlib(libcurl_la-version.o): in function `curl_version_info':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/version.c:447: undefined reference to `BrotliDecoderVersion'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gf`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "670577be6d10b97cf47615c841c0c4fb2d5a931bd936c9111a07618c5e9f0e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670577be6d10b97cf47615c841c0c4fb2d5a931bd936c9111a07618c5e9f0e53", kill_on_drop: false }`
[INFO] [stdout] 670577be6d10b97cf47615c841c0c4fb2d5a931bd936c9111a07618c5e9f0e53