[INFO] fetching crate myu 0.1.0...
[INFO] testing myu-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate myu 0.1.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate myu 0.1.0 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 myu 0.1.0
[INFO] finished tweaking crates.io crate myu 0.1.0
[INFO] tweaked toml for crates.io crate myu 0.1.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate myu 0.1.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 36883c9e9ef41ab9e4da800ca2539febae40bc39135679d990fb15be5b077174
[INFO] running `Command { std: "docker" "start" "-a" "36883c9e9ef41ab9e4da800ca2539febae40bc39135679d990fb15be5b077174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36883c9e9ef41ab9e4da800ca2539febae40bc39135679d990fb15be5b077174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36883c9e9ef41ab9e4da800ca2539febae40bc39135679d990fb15be5b077174", kill_on_drop: false }`
[INFO] [stdout] 36883c9e9ef41ab9e4da800ca2539febae40bc39135679d990fb15be5b077174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] ef4b6fbf65ce3018344b9198ee7c0b6767edf01d46f04a216f1e21e60c0098e6
[INFO] running `Command { std: "docker" "start" "-a" "ef4b6fbf65ce3018344b9198ee7c0b6767edf01d46f04a216f1e21e60c0098e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ef4b6fbf65ce3018344b9198ee7c0b6767edf01d46f04a216f1e21e60c0098e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4b6fbf65ce3018344b9198ee7c0b6767edf01d46f04a216f1e21e60c0098e6", kill_on_drop: false }`
[INFO] [stdout] ef4b6fbf65ce3018344b9198ee7c0b6767edf01d46f04a216f1e21e60c0098e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 0de9d8a0147cb9b81c92f166b90247366972a15228a64b5cae939bfa724db363
[INFO] running `Command { std: "docker" "start" "-a" "0de9d8a0147cb9b81c92f166b90247366972a15228a64b5cae939bfa724db363", kill_on_drop: false }`
[INFO] [stderr]    Compiling myu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "0de9d8a0147cb9b81c92f166b90247366972a15228a64b5cae939bfa724db363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de9d8a0147cb9b81c92f166b90247366972a15228a64b5cae939bfa724db363", kill_on_drop: false }`
[INFO] [stdout] 0de9d8a0147cb9b81c92f166b90247366972a15228a64b5cae939bfa724db363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 0dfe6851665c80742f4b1d646f6603c7c62bc107ab7aabd0ee373e9eb65facc4
[INFO] running `Command { std: "docker" "start" "-a" "0dfe6851665c80742f4b1d646f6603c7c62bc107ab7aabd0ee373e9eb65facc4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/myu-1712d3a2d941cd96)
[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" "0dfe6851665c80742f4b1d646f6603c7c62bc107ab7aabd0ee373e9eb65facc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dfe6851665c80742f4b1d646f6603c7c62bc107ab7aabd0ee373e9eb65facc4", kill_on_drop: false }`
[INFO] [stdout] 0dfe6851665c80742f4b1d646f6603c7c62bc107ab7aabd0ee373e9eb65facc4