[INFO] fetching crate scored-pool 0.0.0...
[INFO] testing scored-pool-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate scored-pool 0.0.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate scored-pool 0.0.0 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 scored-pool 0.0.0
[INFO] finished tweaking crates.io crate scored-pool 0.0.0
[INFO] tweaked toml for crates.io crate scored-pool 0.0.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate crates.io crate scored-pool 0.0.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 3613333c40dadd3ef7dc384385eeeaf7b398eb20f67aa4be9efc4fc8c1f6bbd1
[INFO] running `Command { std: "docker" "start" "-a" "3613333c40dadd3ef7dc384385eeeaf7b398eb20f67aa4be9efc4fc8c1f6bbd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3613333c40dadd3ef7dc384385eeeaf7b398eb20f67aa4be9efc4fc8c1f6bbd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3613333c40dadd3ef7dc384385eeeaf7b398eb20f67aa4be9efc4fc8c1f6bbd1", kill_on_drop: false }`
[INFO] [stdout] 3613333c40dadd3ef7dc384385eeeaf7b398eb20f67aa4be9efc4fc8c1f6bbd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 66c98cf088e61d2241e4f2fe153790beb5ee3ae276f177647da3ef951403f5fa
[INFO] running `Command { std: "docker" "start" "-a" "66c98cf088e61d2241e4f2fe153790beb5ee3ae276f177647da3ef951403f5fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling scored-pool v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "66c98cf088e61d2241e4f2fe153790beb5ee3ae276f177647da3ef951403f5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c98cf088e61d2241e4f2fe153790beb5ee3ae276f177647da3ef951403f5fa", kill_on_drop: false }`
[INFO] [stdout] 66c98cf088e61d2241e4f2fe153790beb5ee3ae276f177647da3ef951403f5fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 46bad8ab5b749799616a8f3df5486c2adc1aae962a90660dc57cef9639107ed3
[INFO] running `Command { std: "docker" "start" "-a" "46bad8ab5b749799616a8f3df5486c2adc1aae962a90660dc57cef9639107ed3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scored-pool v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "46bad8ab5b749799616a8f3df5486c2adc1aae962a90660dc57cef9639107ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bad8ab5b749799616a8f3df5486c2adc1aae962a90660dc57cef9639107ed3", kill_on_drop: false }`
[INFO] [stdout] 46bad8ab5b749799616a8f3df5486c2adc1aae962a90660dc57cef9639107ed3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 4f4a79f7f83d71add2a5301d5cf5c35dc16011f0e1ace133c2b067878af9a976
[INFO] running `Command { std: "docker" "start" "-a" "4f4a79f7f83d71add2a5301d5cf5c35dc16011f0e1ace133c2b067878af9a976", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scored_pool-df26231dc2031ea0)
[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" "4f4a79f7f83d71add2a5301d5cf5c35dc16011f0e1ace133c2b067878af9a976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f4a79f7f83d71add2a5301d5cf5c35dc16011f0e1ace133c2b067878af9a976", kill_on_drop: false }`
[INFO] [stdout] 4f4a79f7f83d71add2a5301d5cf5c35dc16011f0e1ace133c2b067878af9a976