[INFO] fetching crate impose 0.3.0...
[INFO] testing impose-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate impose 0.3.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate impose 0.3.0 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 impose 0.3.0
[INFO] finished tweaking crates.io crate impose 0.3.0
[INFO] tweaked toml for crates.io crate impose 0.3.0 written to /workspace/builds/worker-16/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] e820894776a03f9aa72f9afd7348b2f714656ab7d5615625d8f265a9cc8d70f6
[INFO] running `Command { std: "docker" "start" "-a" "e820894776a03f9aa72f9afd7348b2f714656ab7d5615625d8f265a9cc8d70f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e820894776a03f9aa72f9afd7348b2f714656ab7d5615625d8f265a9cc8d70f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e820894776a03f9aa72f9afd7348b2f714656ab7d5615625d8f265a9cc8d70f6", kill_on_drop: false }`
[INFO] [stdout] e820894776a03f9aa72f9afd7348b2f714656ab7d5615625d8f265a9cc8d70f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 40f2d3d3ff57c0411db8529be60bcf4e6f8317492e050c1f609ffdb828571477
[INFO] running `Command { std: "docker" "start" "-a" "40f2d3d3ff57c0411db8529be60bcf4e6f8317492e050c1f609ffdb828571477", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling claxon v0.3.3
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling minimp3 v0.3.5
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling rodio v0.8.1
[INFO] [stderr]    Compiling impose v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "40f2d3d3ff57c0411db8529be60bcf4e6f8317492e050c1f609ffdb828571477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f2d3d3ff57c0411db8529be60bcf4e6f8317492e050c1f609ffdb828571477", kill_on_drop: false }`
[INFO] [stdout] 40f2d3d3ff57c0411db8529be60bcf4e6f8317492e050c1f609ffdb828571477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 11f98d9fdc4089eb2f950daad30291f568f23a311a3f9424f2935e54ac6afc6d
[INFO] running `Command { std: "docker" "start" "-a" "11f98d9fdc4089eb2f950daad30291f568f23a311a3f9424f2935e54ac6afc6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling impose v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "11f98d9fdc4089eb2f950daad30291f568f23a311a3f9424f2935e54ac6afc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f98d9fdc4089eb2f950daad30291f568f23a311a3f9424f2935e54ac6afc6d", kill_on_drop: false }`
[INFO] [stdout] 11f98d9fdc4089eb2f950daad30291f568f23a311a3f9424f2935e54ac6afc6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b1e1f828a078ae53fa1ba24fd2f964b0826e0d3005631f0977e6fcbf9c35f2d6
[INFO] running `Command { std: "docker" "start" "-a" "b1e1f828a078ae53fa1ba24fd2f964b0826e0d3005631f0977e6fcbf9c35f2d6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/impose-39594d2cca7a831e)
[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] [stderr]    Doc-tests impose
[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" "b1e1f828a078ae53fa1ba24fd2f964b0826e0d3005631f0977e6fcbf9c35f2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e1f828a078ae53fa1ba24fd2f964b0826e0d3005631f0977e6fcbf9c35f2d6", kill_on_drop: false }`
[INFO] [stdout] b1e1f828a078ae53fa1ba24fd2f964b0826e0d3005631f0977e6fcbf9c35f2d6