[INFO] crate pow 0.2.0 is already in cache
[INFO] testing pow-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate pow 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pow 0.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pow 0.2.0
[INFO] finished tweaking crates.io crate pow 0.2.0
[INFO] tweaked toml for crates.io crate pow 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c5da0e87683cd0aa8c1236b6766c61d8352c812338c012bf55e4729f7cdaaea
[INFO] running `"docker" "start" "-a" "4c5da0e87683cd0aa8c1236b6766c61d8352c812338c012bf55e4729f7cdaaea"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling pow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.02s
[INFO] running `"docker" "inspect" "4c5da0e87683cd0aa8c1236b6766c61d8352c812338c012bf55e4729f7cdaaea"`
[INFO] running `"docker" "rm" "-f" "4c5da0e87683cd0aa8c1236b6766c61d8352c812338c012bf55e4729f7cdaaea"`
[INFO] [stdout] 4c5da0e87683cd0aa8c1236b6766c61d8352c812338c012bf55e4729f7cdaaea
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] beba650c4872ff731377b51c19476f8741180dec5fe5a1e833af456abf363ce9
[INFO] running `"docker" "start" "-a" "beba650c4872ff731377b51c19476f8741180dec5fe5a1e833af456abf363ce9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling pow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `"docker" "inspect" "beba650c4872ff731377b51c19476f8741180dec5fe5a1e833af456abf363ce9"`
[INFO] running `"docker" "rm" "-f" "beba650c4872ff731377b51c19476f8741180dec5fe5a1e833af456abf363ce9"`
[INFO] [stdout] beba650c4872ff731377b51c19476f8741180dec5fe5a1e833af456abf363ce9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fc2c1f18d9b627ee330e05a0b8301d2d007e0cc522b46531a3a1f0bfbb4bbea6
[INFO] running `"docker" "start" "-a" "fc2c1f18d9b627ee330e05a0b8301d2d007e0cc522b46531a3a1f0bfbb4bbea6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pow-6b0080de78602e85
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test proof_of_work::test::ser_de_no_spook ... ok
[INFO] [stdout] test proof_of_work::test::ser_de ... ok
[INFO] [stdout] test proof_of_work::test::base_functionality ... ok
[INFO] [stdout] test proof_of_work::test::double_pow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pow
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs -  (line 89) ... ok
[INFO] [stdout] test src/lib.rs -  (line 100) ... ok
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] test src/lib.rs -  (line 59) ... ok
[INFO] [stdout] test src/lib.rs -  (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fc2c1f18d9b627ee330e05a0b8301d2d007e0cc522b46531a3a1f0bfbb4bbea6"`
[INFO] running `"docker" "rm" "-f" "fc2c1f18d9b627ee330e05a0b8301d2d007e0cc522b46531a3a1f0bfbb4bbea6"`
[INFO] [stdout] fc2c1f18d9b627ee330e05a0b8301d2d007e0cc522b46531a3a1f0bfbb4bbea6