[INFO] fetching crate grc 0.9.2...
[INFO] testing grc-0.9.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate grc 0.9.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate grc 0.9.2 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 crates.io crate grc 0.9.2
[INFO] finished tweaking crates.io crate grc 0.9.2
[INFO] tweaked toml for crates.io crate grc 0.9.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate grc 0.9.2 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]     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" "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] 8a225fecb5975fe42658b1da3ddd5defc6b054b5abf93fb115777aaf9b9a0a67
[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" "8a225fecb5975fe42658b1da3ddd5defc6b054b5abf93fb115777aaf9b9a0a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a225fecb5975fe42658b1da3ddd5defc6b054b5abf93fb115777aaf9b9a0a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a225fecb5975fe42658b1da3ddd5defc6b054b5abf93fb115777aaf9b9a0a67", kill_on_drop: false }`
[INFO] [stdout] 8a225fecb5975fe42658b1da3ddd5defc6b054b5abf93fb115777aaf9b9a0a67
[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=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] 6e78f203c08ce79f171ff90c80b9dd609091fe2b62c62bb2d99cdaf351cf89ca
[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" "6e78f203c08ce79f171ff90c80b9dd609091fe2b62c62bb2d99cdaf351cf89ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling atty v0.2.14
[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 regex v1.3.9
[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 console v0.13.0
[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 serde v1.0.117
[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 57.11s
[INFO] running `Command { std: "docker" "inspect" "6e78f203c08ce79f171ff90c80b9dd609091fe2b62c62bb2d99cdaf351cf89ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e78f203c08ce79f171ff90c80b9dd609091fe2b62c62bb2d99cdaf351cf89ca", kill_on_drop: false }`
[INFO] [stdout] 6e78f203c08ce79f171ff90c80b9dd609091fe2b62c62bb2d99cdaf351cf89ca
[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=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] [stdout] e68177feda50a11bd6f395c3a1d06610ce4ec299a446e7b616cf675d97a0efd2
[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" "e68177feda50a11bd6f395c3a1d06610ce4ec299a446e7b616cf675d97a0efd2", kill_on_drop: false }`
[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 3.52s
[INFO] running `Command { std: "docker" "inspect" "e68177feda50a11bd6f395c3a1d06610ce4ec299a446e7b616cf675d97a0efd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68177feda50a11bd6f395c3a1d06610ce4ec299a446e7b616cf675d97a0efd2", kill_on_drop: false }`
[INFO] [stdout] e68177feda50a11bd6f395c3a1d06610ce4ec299a446e7b616cf675d97a0efd2
[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=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] 471b00f9771e61e81084ca2de84ee686fb793998ef4e1c4931f103d12c7a20e0
[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" "471b00f9771e61e81084ca2de84ee686fb793998ef4e1c4931f103d12c7a20e0", 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 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grc-9dbf993c14bdf83f
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test arguments::tests::commit_mode ... ok
[INFO] [stdout] test arguments::tests::input_more_file ... ok
[INFO] [stdout] test arguments::tests::add_mode ... ok
[INFO] [stdout] test log::tests::it_grc_err_println ... ok
[INFO] [stdout] test extensions::tests::it_deserialize ... ok
[INFO] [stdout] test extensions::tests::it_from ... ok
[INFO] [stdout] test arguments::tests::add_all_mode ... ok
[INFO] [stdout] test extensions::tests::it_read_config_file ... ok
[INFO] [stdout] test extensions::tests::it_from_agreement ... ok
[INFO] [stdout] test arguments::tests::input_file ... ok
[INFO] [stdout] test message::tests::it_type_list ... ok
[INFO] [stdout] test message::tests::it_build ... ok
[INFO] [stdout] test log::tests::it_grc_println ... ok
[INFO] [stdout] test message::tests::it_load_ext_td ... ok
[INFO] [stdout] test log::tests::it_grc_warn_println ... ok
[INFO] [stdout] test util::tests::get_current_path ... ok
[INFO] [stdout] test util::tests::it_author_sign_from_null_env ... ok
[INFO] [stdout] test util::tests::it_committer_sign_from_null_env ... ok
[INFO] [stdout] test util::tests::test_vec_str_to_string ... ok
[INFO] [stdout] test util::tests::string_start_with ... 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" "471b00f9771e61e81084ca2de84ee686fb793998ef4e1c4931f103d12c7a20e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "471b00f9771e61e81084ca2de84ee686fb793998ef4e1c4931f103d12c7a20e0", kill_on_drop: false }`
[INFO] [stdout] 471b00f9771e61e81084ca2de84ee686fb793998ef4e1c4931f103d12c7a20e0