[INFO] fetching crate cslice 0.3.0...
[INFO] testing cslice-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cslice 0.3.0 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate cslice 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cslice 0.3.0
[INFO] finished tweaking crates.io crate cslice 0.3.0
[INFO] tweaked toml for crates.io crate cslice 0.3.0 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e4d244e26dcb9f3ea9a20104285b02714df6f7fbdb39e2d4ae338bd4ab39965
[INFO] running `Command { std: "docker" "start" "-a" "9e4d244e26dcb9f3ea9a20104285b02714df6f7fbdb39e2d4ae338bd4ab39965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e4d244e26dcb9f3ea9a20104285b02714df6f7fbdb39e2d4ae338bd4ab39965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4d244e26dcb9f3ea9a20104285b02714df6f7fbdb39e2d4ae338bd4ab39965", kill_on_drop: false }`
[INFO] [stdout] 9e4d244e26dcb9f3ea9a20104285b02714df6f7fbdb39e2d4ae338bd4ab39965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32f3880b8f43b2f00b9ac7fd6a512fc19663a83ed072f549018abf32ead9d07b
[INFO] running `Command { std: "docker" "start" "-a" "32f3880b8f43b2f00b9ac7fd6a512fc19663a83ed072f549018abf32ead9d07b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cslice v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "32f3880b8f43b2f00b9ac7fd6a512fc19663a83ed072f549018abf32ead9d07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f3880b8f43b2f00b9ac7fd6a512fc19663a83ed072f549018abf32ead9d07b", kill_on_drop: false }`
[INFO] [stdout] 32f3880b8f43b2f00b9ac7fd6a512fc19663a83ed072f549018abf32ead9d07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10e12edd560cdeb8f7beb5e0807220a1a436a25d4e3ccb911538396f995bf617
[INFO] running `Command { std: "docker" "start" "-a" "10e12edd560cdeb8f7beb5e0807220a1a436a25d4e3ccb911538396f995bf617", kill_on_drop: false }`
[INFO] [stderr]    Compiling cslice v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "10e12edd560cdeb8f7beb5e0807220a1a436a25d4e3ccb911538396f995bf617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e12edd560cdeb8f7beb5e0807220a1a436a25d4e3ccb911538396f995bf617", kill_on_drop: false }`
[INFO] [stdout] 10e12edd560cdeb8f7beb5e0807220a1a436a25d4e3ccb911538396f995bf617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90a2f6479b51054223659c4cf21cb14b35b36d2f113dcd85080f1ad1cfa74568
[INFO] running `Command { std: "docker" "start" "-a" "90a2f6479b51054223659c4cf21cb14b35b36d2f113dcd85080f1ad1cfa74568", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cslice-b4164af63bfc1115)
[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 cslice
[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" "90a2f6479b51054223659c4cf21cb14b35b36d2f113dcd85080f1ad1cfa74568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a2f6479b51054223659c4cf21cb14b35b36d2f113dcd85080f1ad1cfa74568", kill_on_drop: false }`
[INFO] [stdout] 90a2f6479b51054223659c4cf21cb14b35b36d2f113dcd85080f1ad1cfa74568