[INFO] fetching crate perfect-hash 0.1.12...
[INFO] testing perfect-hash-0.1.12 against 1.55.0 for beta-1.56-1
[INFO] extracting crate perfect-hash 0.1.12 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate perfect-hash 0.1.12 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 perfect-hash 0.1.12
[INFO] finished tweaking crates.io crate perfect-hash 0.1.12
[INFO] tweaked toml for crates.io crate perfect-hash 0.1.12 written to /workspace/builds/worker-4/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f21882edce3a4133fbb04ca9378b09a59983b83a39173839d2843c307e77c664
[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" "f21882edce3a4133fbb04ca9378b09a59983b83a39173839d2843c307e77c664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f21882edce3a4133fbb04ca9378b09a59983b83a39173839d2843c307e77c664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21882edce3a4133fbb04ca9378b09a59983b83a39173839d2843c307e77c664", kill_on_drop: false }`
[INFO] [stdout] f21882edce3a4133fbb04ca9378b09a59983b83a39173839d2843c307e77c664
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", 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] ae5c0c017c003f56bdfed37ea4b4fa3e7decd1bbbfc2b73e3fd4cf36fb4f4993
[INFO] running `Command { std: "docker" "start" "-a" "ae5c0c017c003f56bdfed37ea4b4fa3e7decd1bbbfc2b73e3fd4cf36fb4f4993", kill_on_drop: false }`
[INFO] [stderr]    Compiling nohash-hasher v0.1.3
[INFO] [stderr]    Compiling perfect-hash v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "ae5c0c017c003f56bdfed37ea4b4fa3e7decd1bbbfc2b73e3fd4cf36fb4f4993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5c0c017c003f56bdfed37ea4b4fa3e7decd1bbbfc2b73e3fd4cf36fb4f4993", kill_on_drop: false }`
[INFO] [stdout] ae5c0c017c003f56bdfed37ea4b4fa3e7decd1bbbfc2b73e3fd4cf36fb4f4993
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", 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] f1815e53de68ffb6b8648c4f44683eeece209da8ffe7258067feb621007de79b
[INFO] running `Command { std: "docker" "start" "-a" "f1815e53de68ffb6b8648c4f44683eeece209da8ffe7258067feb621007de79b", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfect-hash v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "f1815e53de68ffb6b8648c4f44683eeece209da8ffe7258067feb621007de79b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1815e53de68ffb6b8648c4f44683eeece209da8ffe7258067feb621007de79b", kill_on_drop: false }`
[INFO] [stdout] f1815e53de68ffb6b8648c4f44683eeece209da8ffe7258067feb621007de79b
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17a8a88ca5d921568d9a42475521d537f37a42f6fa166b7aad23298bbd5505b8
[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" "17a8a88ca5d921568d9a42475521d537f37a42f6fa166b7aad23298bbd5505b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perfect_hash-7a0fd5faf3e5bcff)
[INFO] [stdout] test test::collision_resilience ... ok
[INFO] [stdout] test test::collision_wrap ... ok
[INFO] [stderr]    Doc-tests perfect-hash
[INFO] [stdout] test test::index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "17a8a88ca5d921568d9a42475521d537f37a42f6fa166b7aad23298bbd5505b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a8a88ca5d921568d9a42475521d537f37a42f6fa166b7aad23298bbd5505b8", kill_on_drop: false }`
[INFO] [stdout] 17a8a88ca5d921568d9a42475521d537f37a42f6fa166b7aad23298bbd5505b8