[INFO] fetching crate mkscratch 1.0.0...
[INFO] testing mkscratch-1.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mkscratch 1.0.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate mkscratch 1.0.0 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 mkscratch 1.0.0
[INFO] finished tweaking crates.io crate mkscratch 1.0.0
[INFO] tweaked toml for crates.io crate mkscratch 1.0.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate mkscratch 1.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 337c26c650db54f9feeb16a6bf3e660684b676b87652899c3544f2f1e50ad476
[INFO] running `Command { std: "docker" "start" "-a" "337c26c650db54f9feeb16a6bf3e660684b676b87652899c3544f2f1e50ad476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "337c26c650db54f9feeb16a6bf3e660684b676b87652899c3544f2f1e50ad476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "337c26c650db54f9feeb16a6bf3e660684b676b87652899c3544f2f1e50ad476", kill_on_drop: false }`
[INFO] [stdout] 337c26c650db54f9feeb16a6bf3e660684b676b87652899c3544f2f1e50ad476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 8343f6dc7f6834e95cd8ccabe39846205ec21943d0631b623efc38ac79f9d55c
[INFO] running `Command { std: "docker" "start" "-a" "8343f6dc7f6834e95cd8ccabe39846205ec21943d0631b623efc38ac79f9d55c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mkscratch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8343f6dc7f6834e95cd8ccabe39846205ec21943d0631b623efc38ac79f9d55c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8343f6dc7f6834e95cd8ccabe39846205ec21943d0631b623efc38ac79f9d55c", kill_on_drop: false }`
[INFO] [stdout] 8343f6dc7f6834e95cd8ccabe39846205ec21943d0631b623efc38ac79f9d55c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 39e1b117094a096ac3ad78677f696767a715855499709339c984f9e78331350b
[INFO] running `Command { std: "docker" "start" "-a" "39e1b117094a096ac3ad78677f696767a715855499709339c984f9e78331350b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mkscratch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "39e1b117094a096ac3ad78677f696767a715855499709339c984f9e78331350b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e1b117094a096ac3ad78677f696767a715855499709339c984f9e78331350b", kill_on_drop: false }`
[INFO] [stdout] 39e1b117094a096ac3ad78677f696767a715855499709339c984f9e78331350b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 1aa0dad77ba16314eac5cb1bc63e3318b9c33be1095c1823985a5270678ccca7
[INFO] running `Command { std: "docker" "start" "-a" "1aa0dad77ba16314eac5cb1bc63e3318b9c33be1095c1823985a5270678ccca7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mkscratch-3debbb856d359428)
[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" "1aa0dad77ba16314eac5cb1bc63e3318b9c33be1095c1823985a5270678ccca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa0dad77ba16314eac5cb1bc63e3318b9c33be1095c1823985a5270678ccca7", kill_on_drop: false }`
[INFO] [stdout] 1aa0dad77ba16314eac5cb1bc63e3318b9c33be1095c1823985a5270678ccca7