[INFO] updating cached repository https://github.com/jakubdibala/gf
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 174dfcf428295a7f06a23b1605d493f5a52095d1
[INFO] testing jakubdibala/gf against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubdibala%2Fgf" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakubdibala/gf on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jakubdibala/gf already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b14ef3479a81b586ffaa9f3874b64e40e88f0a939ca9ef2b8a876debfd4af4c
[INFO] running `"docker" "start" "-a" "7b14ef3479a81b586ffaa9f3874b64e40e88f0a939ca9ef2b8a876debfd4af4c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling cmake v0.1.33
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling libssh2-sys v0.2.10
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling libgit2-sys v0.7.7
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling gf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/main.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `branch_list`
[INFO] [stderr]   --> src/repository.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `current_branch`
[INFO] [stderr]   --> src/repository.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn current_branch(r: git2::Repository) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.gf.2oyf38dr-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62" "/opt/rustwide/target/debug/deps/gf-8ad61a2cf5dbdd62.1kok19aszl2ao5qf.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/libgit2-sys-2910ce7453f641ba/out/lib" "-L" "/opt/rustwide/target/debug/build/curl-sys-da107f226623fd55/out/lib" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/target/debug/build/libssh2-sys-df3bdb32122fcb64/out/lib" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libclap-c856f2bfb6d3b2ae.rlib" "/opt/rustwide/target/debug/deps/libvec_map-423d6945ab3c8d98.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-b48f934e70e8c35a.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-218d914568033177.rlib" "/opt/rustwide/target/debug/deps/libstrsim-ca52d039b46dd335.rlib" "/opt/rustwide/target/debug/deps/libatty-07c38685dc4b8fab.rlib" "/opt/rustwide/target/debug/deps/libansi_term-5f50d48905eb9d7a.rlib" "/opt/rustwide/target/debug/deps/libgit2-cae975a414e94326.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-6e2ecc9f0689ff98.rlib" "/opt/rustwide/target/debug/deps/liblog-740983a0d058634e.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-8f09168e718d40ec.rlib" "/opt/rustwide/target/debug/deps/libbitflags-4ba13cb97dd85092.rlib" "/opt/rustwide/target/debug/deps/liblibgit2_sys-d3fbf3eed9f906d3.rlib" "/opt/rustwide/target/debug/deps/libcurl_sys-186bb657b2b971d0.rlib" "/opt/rustwide/target/debug/deps/liblibssh2_sys-1ce4d01416061e85.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-6879fd6c4f76cd63.rlib" "/opt/rustwide/target/debug/deps/liblibz_sys-a42e1f36a51672d2.rlib" "/opt/rustwide/target/debug/deps/liburl-d8716bfcf6670fe6.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-d4cc324235a66d36.rlib" "/opt/rustwide/target/debug/deps/libidna-94c58df2f8f1f6d2.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-43e325bb9ff7d432.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-879207079127f333.rlib" "/opt/rustwide/target/debug/deps/libmatches-6c7348f3fc3f1329.rlib" "/opt/rustwide/target/debug/deps/liblibc-4a054305212779d5.rlib" "/opt/rustwide/target/debug/deps/libcolored-024e02c61d79270b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-0a44a009709d6056.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lz" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-186bb657b2b971d0.rlib(libcurl_la-version.o): in function `brotli_version':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/version.c:93: undefined reference to `BrotliDecoderVersion'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-186bb657b2b971d0.rlib(libcurl_la-version.o): in function `curl_version_info':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/version.c:447: undefined reference to `BrotliDecoderVersion'
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `gf`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7b14ef3479a81b586ffaa9f3874b64e40e88f0a939ca9ef2b8a876debfd4af4c"`
[INFO] running `"docker" "rm" "-f" "7b14ef3479a81b586ffaa9f3874b64e40e88f0a939ca9ef2b8a876debfd4af4c"`
[INFO] [stdout] 7b14ef3479a81b586ffaa9f3874b64e40e88f0a939ca9ef2b8a876debfd4af4c