[INFO] cloning repository https://github.com/sdttttt/gcr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdttttt/gcr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdttttt%2Fgcr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdttttt%2Fgcr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ab5ff0e2e3d2acfb57ec71a7da6d9cc03517eb4
[INFO] testing sdttttt/gcr against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdttttt%2Fgcr" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sdttttt/gcr on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sdttttt/gcr
[INFO] finished tweaking git repo https://github.com/sdttttt/gcr
[INFO] tweaked toml for git repo https://github.com/sdttttt/gcr written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sdttttt/gcr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libssh2-sys v0.2.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc21fa686c2ba48e205880bef96279af8ec8a6fa2e98bb26611af173299781f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ddc21fa686c2ba48e205880bef96279af8ec8a6fa2e98bb26611af173299781f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc21fa686c2ba48e205880bef96279af8ec8a6fa2e98bb26611af173299781f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc21fa686c2ba48e205880bef96279af8ec8a6fa2e98bb26611af173299781f", kill_on_drop: false }`
[INFO] [stdout] ddc21fa686c2ba48e205880bef96279af8ec8a6fa2e98bb26611af173299781f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9afa1fe3ff4f7f533b7b86ab1d3cb78575cbbecb4402e0c82f3bc98a8d91328f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9afa1fe3ff4f7f533b7b86ab1d3cb78575cbbecb4402e0c82f3bc98a8d91328f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.12.14+1.1.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling dialoguer v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling git2 v0.13.12
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling grc v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/util.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use git2::{Error, Signature, Status, Statuses};
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `grc_warn_println`
[INFO] [stdout]   --> src/log.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn grc_warn_println(content: impl Display) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "9afa1fe3ff4f7f533b7b86ab1d3cb78575cbbecb4402e0c82f3bc98a8d91328f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afa1fe3ff4f7f533b7b86ab1d3cb78575cbbecb4402e0c82f3bc98a8d91328f", kill_on_drop: false }`
[INFO] [stdout] 9afa1fe3ff4f7f533b7b86ab1d3cb78575cbbecb4402e0c82f3bc98a8d91328f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0dc6e2c5b11f01f5886024fd0debf5ddacf2ed682356efa151ab102fb7d4ca0c
[INFO] running `Command { std: "docker" "start" "-a" "0dc6e2c5b11f01f5886024fd0debf5ddacf2ed682356efa151ab102fb7d4ca0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling grc v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/util.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use git2::{Error, Signature, Status, Statuses};
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "0dc6e2c5b11f01f5886024fd0debf5ddacf2ed682356efa151ab102fb7d4ca0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc6e2c5b11f01f5886024fd0debf5ddacf2ed682356efa151ab102fb7d4ca0c", kill_on_drop: false }`
[INFO] [stdout] 0dc6e2c5b11f01f5886024fd0debf5ddacf2ed682356efa151ab102fb7d4ca0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f189872d5a6d9b050f25797bfb2e330136318fc4c093bd13829c23a373e103cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f189872d5a6d9b050f25797bfb2e330136318fc4c093bd13829c23a373e103cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/util.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use git2::{Error, Signature, Status, Statuses};
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grc-c9e75c406c4d7ccf
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test arguments::tests::add_all_mode ... ok
[INFO] [stdout] test arguments::tests::input_file ... ok
[INFO] [stdout] test log::tests::it_grc_err_println ... ok
[INFO] [stdout] test arguments::tests::input_more_file ... ok
[INFO] [stdout] test extensions::tests::it_deserialize ... ok
[INFO] [stdout] test extensions::tests::it_from_agreement ... ok
[INFO] [stdout] test log::tests::it_grc_warn_println ... ok
[INFO] [stdout] test message::tests::it_type_list ... ok
[INFO] [stdout] test message::tests::it_load_ext_td ... ok
[INFO] [stdout] test log::tests::it_grc_println ... ok
[INFO] [stdout] test util::tests::get_current_path ... ok
[INFO] [stdout] test extensions::tests::it_from ... ok
[INFO] [stdout] test arguments::tests::add_mode ... ok
[INFO] [stdout] test extensions::tests::it_read_config_file ... ok
[INFO] [stdout] test util::tests::it_author_sign_from_null_env ... ok
[INFO] [stdout] test util::tests::test_vec_str_to_string ... ok
[INFO] [stdout] test arguments::tests::commit_mode ... ok
[INFO] [stdout] test util::tests::string_start_with ... ok
[INFO] [stdout] test message::tests::it_build ... ok
[INFO] [stdout] test util::tests::it_committer_sign_from_null_env ... ok
[INFO] [stdout] test util::tests::it_committer_sign_from_env ... ok
[INFO] [stdout] test util::tests::it_author_sign_from_env ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f189872d5a6d9b050f25797bfb2e330136318fc4c093bd13829c23a373e103cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f189872d5a6d9b050f25797bfb2e330136318fc4c093bd13829c23a373e103cf", kill_on_drop: false }`
[INFO] [stdout] f189872d5a6d9b050f25797bfb2e330136318fc4c093bd13829c23a373e103cf