[INFO] fetching crate matthieu 0.0.0...
[INFO] testing matthieu-0.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate matthieu 0.0.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate matthieu 0.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matthieu 0.0.0
[INFO] finished tweaking crates.io crate matthieu 0.0.0
[INFO] tweaked toml for crates.io crate matthieu 0.0.0 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--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-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15bf43b1b4d93de16ae3969b0cbb5d3d156584586ab7f89461c0cfd8f6970c61
[INFO] running `Command { std: "docker" "start" "-a" "15bf43b1b4d93de16ae3969b0cbb5d3d156584586ab7f89461c0cfd8f6970c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15bf43b1b4d93de16ae3969b0cbb5d3d156584586ab7f89461c0cfd8f6970c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15bf43b1b4d93de16ae3969b0cbb5d3d156584586ab7f89461c0cfd8f6970c61", kill_on_drop: false }`
[INFO] [stdout] 15bf43b1b4d93de16ae3969b0cbb5d3d156584586ab7f89461c0cfd8f6970c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c46d69935b36023962dec1877f2aae1ee5e59ae94785bffd7c3693c003820900
[INFO] running `Command { std: "docker" "start" "-a" "c46d69935b36023962dec1877f2aae1ee5e59ae94785bffd7c3693c003820900", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matthieu v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "c46d69935b36023962dec1877f2aae1ee5e59ae94785bffd7c3693c003820900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46d69935b36023962dec1877f2aae1ee5e59ae94785bffd7c3693c003820900", kill_on_drop: false }`
[INFO] [stdout] c46d69935b36023962dec1877f2aae1ee5e59ae94785bffd7c3693c003820900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b741de791d5c3e06ad8a85e6f60ffa7eb8252b0383581cf6f5db9a72aa51bcdf
[INFO] running `Command { std: "docker" "start" "-a" "b741de791d5c3e06ad8a85e6f60ffa7eb8252b0383581cf6f5db9a72aa51bcdf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matthieu v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "b741de791d5c3e06ad8a85e6f60ffa7eb8252b0383581cf6f5db9a72aa51bcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b741de791d5c3e06ad8a85e6f60ffa7eb8252b0383581cf6f5db9a72aa51bcdf", kill_on_drop: false }`
[INFO] [stdout] b741de791d5c3e06ad8a85e6f60ffa7eb8252b0383581cf6f5db9a72aa51bcdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 668df80d74b99b7dd1dae311e2626378433ada5e3f74f3b2e5bbaf596430b26b
[INFO] running `Command { std: "docker" "start" "-a" "668df80d74b99b7dd1dae311e2626378433ada5e3f74f3b2e5bbaf596430b26b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matthieu-dffa2d8268296963)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matthieu
[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 0.00s
[INFO] [stdout] 
[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 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "668df80d74b99b7dd1dae311e2626378433ada5e3f74f3b2e5bbaf596430b26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668df80d74b99b7dd1dae311e2626378433ada5e3f74f3b2e5bbaf596430b26b", kill_on_drop: false }`
[INFO] [stdout] 668df80d74b99b7dd1dae311e2626378433ada5e3f74f3b2e5bbaf596430b26b