[INFO] cloning repository https://github.com/cholcombe973/gfapi_bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cholcombe973/gfapi_bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholcombe973%2Fgfapi_bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholcombe973%2Fgfapi_bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f29b99224e348a53a75e4d7d4eff7e5a9f41b31c
[INFO] testing cholcombe973/gfapi_bug against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholcombe973%2Fgfapi_bug" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cholcombe973/gfapi_bug on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cholcombe973/gfapi_bug
[INFO] finished tweaking git repo https://github.com/cholcombe973/gfapi_bug
[INFO] tweaked toml for git repo https://github.com/cholcombe973/gfapi_bug written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/cholcombe973/gfapi_bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.0
[INFO] [stderr]   Downloaded gfapi-sys v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dba04acb2fc735950f9b280884a23c2da69eccc6a73f9aefcf1884c5e315af53
[INFO] running `Command { std: "docker" "start" "-a" "dba04acb2fc735950f9b280884a23c2da69eccc6a73f9aefcf1884c5e315af53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dba04acb2fc735950f9b280884a23c2da69eccc6a73f9aefcf1884c5e315af53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba04acb2fc735950f9b280884a23c2da69eccc6a73f9aefcf1884c5e315af53", kill_on_drop: false }`
[INFO] [stdout] dba04acb2fc735950f9b280884a23c2da69eccc6a73f9aefcf1884c5e315af53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c54e50f9b4a6528624bcec1c134cc085a3aadf921f2f9dedc6c038dd6bfa85a
[INFO] running `Command { std: "docker" "start" "-a" "8c54e50f9b4a6528624bcec1c134cc085a3aadf921f2f9dedc6c038dd6bfa85a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling log v0.4.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling errno v0.2.3
[INFO] [stderr]    Compiling gfapi-sys v0.3.6
[INFO] [stderr]    Compiling gfapi_bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         h.join();
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.gfapi_bug.7f62fcba-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba.3i1sgvl7qjpn9csg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgfapi_sys-9a0ae40dd05ce719.rlib" "/opt/rustwide/target/debug/deps/libuuid-159ef843a259e542.rlib" "/opt/rustwide/target/debug/deps/liblog-67f3b24680f7fcae.rlib" "/opt/rustwide/target/debug/deps/liblog-23ade4e603afdd23.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-40b1b569d30bc0f0.rlib" "/opt/rustwide/target/debug/deps/liberrno-96560be67e84908f.rlib" "/opt/rustwide/target/debug/deps/liblibc-6a0af67e49701ec5.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lgfapi" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/gfapi_bug-47dcbd8e38a130ba" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lgfapi
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gfapi_bug` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "8c54e50f9b4a6528624bcec1c134cc085a3aadf921f2f9dedc6c038dd6bfa85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c54e50f9b4a6528624bcec1c134cc085a3aadf921f2f9dedc6c038dd6bfa85a", kill_on_drop: false }`
[INFO] [stdout] 8c54e50f9b4a6528624bcec1c134cc085a3aadf921f2f9dedc6c038dd6bfa85a