[INFO] fetching crate true 0.1.0...
[INFO] testing true-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate true 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate true 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate true 0.1.0
[INFO] finished tweaking crates.io crate true 0.1.0
[INFO] tweaked toml for crates.io crate true 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate true 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1be8d4c6e7dc2c39e4935567a1e39ce528574f199461e18a86077a081c32b06
[INFO] running `Command { std: "docker" "start" "-a" "f1be8d4c6e7dc2c39e4935567a1e39ce528574f199461e18a86077a081c32b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1be8d4c6e7dc2c39e4935567a1e39ce528574f199461e18a86077a081c32b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1be8d4c6e7dc2c39e4935567a1e39ce528574f199461e18a86077a081c32b06", kill_on_drop: false }`
[INFO] [stdout] f1be8d4c6e7dc2c39e4935567a1e39ce528574f199461e18a86077a081c32b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9413b930fd9ba6a92465cb4923af0698832a388a7d95b149dcac5c9a35134b5f
[INFO] running `Command { std: "docker" "start" "-a" "9413b930fd9ba6a92465cb4923af0698832a388a7d95b149dcac5c9a35134b5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling true v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "9413b930fd9ba6a92465cb4923af0698832a388a7d95b149dcac5c9a35134b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9413b930fd9ba6a92465cb4923af0698832a388a7d95b149dcac5c9a35134b5f", kill_on_drop: false }`
[INFO] [stdout] 9413b930fd9ba6a92465cb4923af0698832a388a7d95b149dcac5c9a35134b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a2fc2b8c15ab555e31ce0cb1bad26f318bb4aebe5ccbe7a43737c5ce218265b
[INFO] running `Command { std: "docker" "start" "-a" "0a2fc2b8c15ab555e31ce0cb1bad26f318bb4aebe5ccbe7a43737c5ce218265b", kill_on_drop: false }`
[INFO] [stderr]    Compiling true v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "0a2fc2b8c15ab555e31ce0cb1bad26f318bb4aebe5ccbe7a43737c5ce218265b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2fc2b8c15ab555e31ce0cb1bad26f318bb4aebe5ccbe7a43737c5ce218265b", kill_on_drop: false }`
[INFO] [stdout] 0a2fc2b8c15ab555e31ce0cb1bad26f318bb4aebe5ccbe7a43737c5ce218265b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e6eb99430010cc73b9bd35c3e6815132c31e6f84772c7a79f1256769cb7d311
[INFO] running `Command { std: "docker" "start" "-a" "8e6eb99430010cc73b9bd35c3e6815132c31e6f84772c7a79f1256769cb7d311", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/true-94e9df33387312a7)
[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" "8e6eb99430010cc73b9bd35c3e6815132c31e6f84772c7a79f1256769cb7d311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6eb99430010cc73b9bd35c3e6815132c31e6f84772c7a79f1256769cb7d311", kill_on_drop: false }`
[INFO] [stdout] 8e6eb99430010cc73b9bd35c3e6815132c31e6f84772c7a79f1256769cb7d311