[INFO] fetching crate googology 0.2.1...
[INFO] testing googology-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate googology 0.2.1 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate googology 0.2.1 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 googology 0.2.1
[INFO] finished tweaking crates.io crate googology 0.2.1
[INFO] tweaked toml for crates.io crate googology 0.2.1 written to /workspace/builds/worker-81/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-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] d857ea231b92b0ba0b0a2a7ee869b741e5cd1dbd83e9646176766902d40ab339
[INFO] running `Command { std: "docker" "start" "-a" "d857ea231b92b0ba0b0a2a7ee869b741e5cd1dbd83e9646176766902d40ab339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d857ea231b92b0ba0b0a2a7ee869b741e5cd1dbd83e9646176766902d40ab339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d857ea231b92b0ba0b0a2a7ee869b741e5cd1dbd83e9646176766902d40ab339", kill_on_drop: false }`
[INFO] [stdout] d857ea231b92b0ba0b0a2a7ee869b741e5cd1dbd83e9646176766902d40ab339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] b61999137e32edcc9927613487fc3293894dd61285f0d5fd3ae30cdd9b948553
[INFO] running `Command { std: "docker" "start" "-a" "b61999137e32edcc9927613487fc3293894dd61285f0d5fd3ae30cdd9b948553", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling googology v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "b61999137e32edcc9927613487fc3293894dd61285f0d5fd3ae30cdd9b948553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61999137e32edcc9927613487fc3293894dd61285f0d5fd3ae30cdd9b948553", kill_on_drop: false }`
[INFO] [stdout] b61999137e32edcc9927613487fc3293894dd61285f0d5fd3ae30cdd9b948553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] f924172e7c545e84c46ad31ad02638c366d0e1e1a3daa6f751a9625fcabfbf47
[INFO] running `Command { std: "docker" "start" "-a" "f924172e7c545e84c46ad31ad02638c366d0e1e1a3daa6f751a9625fcabfbf47", kill_on_drop: false }`
[INFO] [stderr]    Compiling googology v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "f924172e7c545e84c46ad31ad02638c366d0e1e1a3daa6f751a9625fcabfbf47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f924172e7c545e84c46ad31ad02638c366d0e1e1a3daa6f751a9625fcabfbf47", kill_on_drop: false }`
[INFO] [stdout] f924172e7c545e84c46ad31ad02638c366d0e1e1a3daa6f751a9625fcabfbf47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] a584c26979b8de3071b29d2cc89f90aef5c09075ab6c8511abef960d46d6bf8d
[INFO] running `Command { std: "docker" "start" "-a" "a584c26979b8de3071b29d2cc89f90aef5c09075ab6c8511abef960d46d6bf8d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/googology-73c13f75dad3f909)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test knuth_yllion::tests::small_numbers ... ok
[INFO] [stdout] test conway_wechsler::tests::very_small_numbers ... ok
[INFO] [stdout] test conway_wechsler::tests::small_numbers ... ok
[INFO] [stdout] test knuth_yllion::tests::semi_large_power ... ok
[INFO] [stdout] test conway_wechsler::tests::large_powers ... ok
[INFO] [stdout] test conway_wechsler::tests::large_numbers ... ok
[INFO] [stdout] test knuth_yllion::tests::small_power ... ok
[INFO] [stdout] test knuth_yllion::tests::very_large_numbers ... ok
[INFO] [stdout] test knuth_yllion::tests::very_large_power ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests googology
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/conway_wechsler.rs - conway_wechsler::full_name (line 112) ... ok
[INFO] [stdout] test src/conway_wechsler.rs - conway_wechsler::power_of_ten (line 197) ... ok
[INFO] [stdout] test src/knuth_yllion.rs - knuth_yllion::full_name (line 90) ... ok
[INFO] [stdout] test src/knuth_yllion.rs - knuth_yllion::power_of_ten (line 212) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a584c26979b8de3071b29d2cc89f90aef5c09075ab6c8511abef960d46d6bf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a584c26979b8de3071b29d2cc89f90aef5c09075ab6c8511abef960d46d6bf8d", kill_on_drop: false }`
[INFO] [stdout] a584c26979b8de3071b29d2cc89f90aef5c09075ab6c8511abef960d46d6bf8d