[INFO] fetching crate power-of-two 0.1.0...
[INFO] testing power-of-two-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate power-of-two 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate power-of-two 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate power-of-two 0.1.0
[INFO] finished tweaking crates.io crate power-of-two 0.1.0
[INFO] tweaked toml for crates.io crate power-of-two 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fc783f72df0a9da418c247c7d59e7aa362d2192a03fe39ef9508272e27c55b3
[INFO] running `Command { std: "docker" "start" "-a" "4fc783f72df0a9da418c247c7d59e7aa362d2192a03fe39ef9508272e27c55b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc783f72df0a9da418c247c7d59e7aa362d2192a03fe39ef9508272e27c55b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc783f72df0a9da418c247c7d59e7aa362d2192a03fe39ef9508272e27c55b3", kill_on_drop: false }`
[INFO] [stdout] 4fc783f72df0a9da418c247c7d59e7aa362d2192a03fe39ef9508272e27c55b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd547d04f005f6020353790ab15028576aa3827f1a4fa3bb518bf77efe8d18ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd547d04f005f6020353790ab15028576aa3827f1a4fa3bb518bf77efe8d18ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling power-of-two-impl v0.1.0
[INFO] [stderr]    Compiling power-of-two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "fd547d04f005f6020353790ab15028576aa3827f1a4fa3bb518bf77efe8d18ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd547d04f005f6020353790ab15028576aa3827f1a4fa3bb518bf77efe8d18ae", kill_on_drop: false }`
[INFO] [stdout] fd547d04f005f6020353790ab15028576aa3827f1a4fa3bb518bf77efe8d18ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76953c26c0fb2ede9821a60c538d193326ae189609d6109eb36f4b7c7b39dd39
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "76953c26c0fb2ede9821a60c538d193326ae189609d6109eb36f4b7c7b39dd39", kill_on_drop: false }`
[INFO] [stderr]    Compiling power-of-two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "76953c26c0fb2ede9821a60c538d193326ae189609d6109eb36f4b7c7b39dd39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76953c26c0fb2ede9821a60c538d193326ae189609d6109eb36f4b7c7b39dd39", kill_on_drop: false }`
[INFO] [stdout] 76953c26c0fb2ede9821a60c538d193326ae189609d6109eb36f4b7c7b39dd39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7ea4a0bd04f0e11c92e93e021c0d19aeaed66b82fc65ec26f7ebd3c4fc0cdb4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7ea4a0bd04f0e11c92e93e021c0d19aeaed66b82fc65ec26f7ebd3c4fc0cdb4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/power_of_two-d0df2516446c3c7a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/check.rs (/opt/rustwide/target/debug/deps/check-0cc4d35ce76ed67a)
[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 power-of-two
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - power_of_two (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7ea4a0bd04f0e11c92e93e021c0d19aeaed66b82fc65ec26f7ebd3c4fc0cdb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ea4a0bd04f0e11c92e93e021c0d19aeaed66b82fc65ec26f7ebd3c4fc0cdb4", kill_on_drop: false }`
[INFO] [stdout] c7ea4a0bd04f0e11c92e93e021c0d19aeaed66b82fc65ec26f7ebd3c4fc0cdb4
