[INFO] fetching crate best 0.13.0...
[INFO] testing best-0.13.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate best 0.13.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate best 0.13.0 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 best 0.13.0
[INFO] finished tweaking crates.io crate best 0.13.0
[INFO] tweaked toml for crates.io crate best 0.13.0 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8cec8f9f1d279f241f6a966c67dfd0ebcb98ba7422e33ada9f46eebfafe52c70
[INFO] running `Command { std: "docker" "start" "-a" "8cec8f9f1d279f241f6a966c67dfd0ebcb98ba7422e33ada9f46eebfafe52c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cec8f9f1d279f241f6a966c67dfd0ebcb98ba7422e33ada9f46eebfafe52c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cec8f9f1d279f241f6a966c67dfd0ebcb98ba7422e33ada9f46eebfafe52c70", kill_on_drop: false }`
[INFO] [stdout] 8cec8f9f1d279f241f6a966c67dfd0ebcb98ba7422e33ada9f46eebfafe52c70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3d61776e5c55c3700248d64dc91b5d5e1c232d6d15c0983751d009a761051b7a
[INFO] running `Command { std: "docker" "start" "-a" "3d61776e5c55c3700248d64dc91b5d5e1c232d6d15c0983751d009a761051b7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling best v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "3d61776e5c55c3700248d64dc91b5d5e1c232d6d15c0983751d009a761051b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d61776e5c55c3700248d64dc91b5d5e1c232d6d15c0983751d009a761051b7a", kill_on_drop: false }`
[INFO] [stdout] 3d61776e5c55c3700248d64dc91b5d5e1c232d6d15c0983751d009a761051b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 175cb8c75ac74b0ea667a5e5cbc5e96ce7d7ea38542a1c709987461ce55e4843
[INFO] running `Command { std: "docker" "start" "-a" "175cb8c75ac74b0ea667a5e5cbc5e96ce7d7ea38542a1c709987461ce55e4843", kill_on_drop: false }`
[INFO] [stderr]    Compiling best v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "175cb8c75ac74b0ea667a5e5cbc5e96ce7d7ea38542a1c709987461ce55e4843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "175cb8c75ac74b0ea667a5e5cbc5e96ce7d7ea38542a1c709987461ce55e4843", kill_on_drop: false }`
[INFO] [stdout] 175cb8c75ac74b0ea667a5e5cbc5e96ce7d7ea38542a1c709987461ce55e4843
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 63bc1223892d66b10a889eb7b19ce8f21e9fffdd9d89bd886f9c8d2f13a4c3e1
[INFO] running `Command { std: "docker" "start" "-a" "63bc1223892d66b10a889eb7b19ce8f21e9fffdd9d89bd886f9c8d2f13a4c3e1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/best-7dc33da86db1afa7)
[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 best
[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" "63bc1223892d66b10a889eb7b19ce8f21e9fffdd9d89bd886f9c8d2f13a4c3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63bc1223892d66b10a889eb7b19ce8f21e9fffdd9d89bd886f9c8d2f13a4c3e1", kill_on_drop: false }`
[INFO] [stdout] 63bc1223892d66b10a889eb7b19ce8f21e9fffdd9d89bd886f9c8d2f13a4c3e1