[INFO] fetching crate gitall 0.4.0...
[INFO] testing gitall-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate gitall 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gitall 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gitall 0.4.0
[INFO] finished tweaking crates.io crate gitall 0.4.0
[INFO] tweaked toml for crates.io crate gitall 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate gitall 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ed91345140d75c3c846fd3baf548ba28b57443f5af28e2773fdcf8b80178b1
[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" "d2ed91345140d75c3c846fd3baf548ba28b57443f5af28e2773fdcf8b80178b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ed91345140d75c3c846fd3baf548ba28b57443f5af28e2773fdcf8b80178b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ed91345140d75c3c846fd3baf548ba28b57443f5af28e2773fdcf8b80178b1", kill_on_drop: false }`
[INFO] [stdout] d2ed91345140d75c3c846fd3baf548ba28b57443f5af28e2773fdcf8b80178b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "build" "--frozen" "--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] d154c340f929e4eadc31e5ecd6a252bfdc23017261797eb62b9c1cfa3e557744
[INFO] running `Command { std: "docker" "start" "-a" "d154c340f929e4eadc31e5ecd6a252bfdc23017261797eb62b9c1cfa3e557744", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling gitall v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/cli.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     kind: ColorModeErrorKind
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_color_mode`
[INFO] [stdout]    --> src/cli.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn get_color_mode(matches: &ArgMatches) -> ColorMode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/cli.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     kind: ColorModeErrorKind
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.25s
[INFO] running `Command { std: "docker" "inspect" "d154c340f929e4eadc31e5ecd6a252bfdc23017261797eb62b9c1cfa3e557744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d154c340f929e4eadc31e5ecd6a252bfdc23017261797eb62b9c1cfa3e557744", kill_on_drop: false }`
[INFO] [stdout] d154c340f929e4eadc31e5ecd6a252bfdc23017261797eb62b9c1cfa3e557744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f505990f11dbea8d0c46fde417a9db41758cd929966d0e90ea238fd9fd12292
[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" "8f505990f11dbea8d0c46fde417a9db41758cd929966d0e90ea238fd9fd12292", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/cli.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     kind: ColorModeErrorKind
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_color_mode`
[INFO] [stdout]    --> src/cli.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn get_color_mode(matches: &ArgMatches) -> ColorMode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gitall v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/cli.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     kind: ColorModeErrorKind
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.10s
[INFO] running `Command { std: "docker" "inspect" "8f505990f11dbea8d0c46fde417a9db41758cd929966d0e90ea238fd9fd12292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f505990f11dbea8d0c46fde417a9db41758cd929966d0e90ea238fd9fd12292", kill_on_drop: false }`
[INFO] [stdout] 8f505990f11dbea8d0c46fde417a9db41758cd929966d0e90ea238fd9fd12292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 163403d19b9a4050608db654d9b42bb95bb2ef207f365ade523619c31f5c6198
[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" "163403d19b9a4050608db654d9b42bb95bb2ef207f365ade523619c31f5c6198", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/cli.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     kind: ColorModeErrorKind
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_color_mode`
[INFO] [stderr]    --> src/cli.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn get_color_mode(matches: &ArgMatches) -> ColorMode {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/cli.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     kind: ColorModeErrorKind
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gitall-f1f81bd46723ea25
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "163403d19b9a4050608db654d9b42bb95bb2ef207f365ade523619c31f5c6198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163403d19b9a4050608db654d9b42bb95bb2ef207f365ade523619c31f5c6198", kill_on_drop: false }`
[INFO] [stdout] 163403d19b9a4050608db654d9b42bb95bb2ef207f365ade523619c31f5c6198