[INFO] fetching crate crcxx 0.2.1...
[INFO] testing crcxx-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate crcxx 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate crcxx 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crcxx 0.2.1
[INFO] finished tweaking crates.io crate crcxx 0.2.1
[INFO] tweaked toml for crates.io crate crcxx 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 862f3a1e8de286e26284211ffe0c871e8161665d275af321b0a8121f93dac2a2
[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" "862f3a1e8de286e26284211ffe0c871e8161665d275af321b0a8121f93dac2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "862f3a1e8de286e26284211ffe0c871e8161665d275af321b0a8121f93dac2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862f3a1e8de286e26284211ffe0c871e8161665d275af321b0a8121f93dac2a2", kill_on_drop: false }`
[INFO] [stdout] 862f3a1e8de286e26284211ffe0c871e8161665d275af321b0a8121f93dac2a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d4b17f336e59ce5a42759e09e1ad78ebf2d1f172be144ec203f08ce1bb076e1
[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" "8d4b17f336e59ce5a42759e09e1ad78ebf2d1f172be144ec203f08ce1bb076e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crcxx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "8d4b17f336e59ce5a42759e09e1ad78ebf2d1f172be144ec203f08ce1bb076e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4b17f336e59ce5a42759e09e1ad78ebf2d1f172be144ec203f08ce1bb076e1", kill_on_drop: false }`
[INFO] [stdout] 8d4b17f336e59ce5a42759e09e1ad78ebf2d1f172be144ec203f08ce1bb076e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 853e4dea05204fa9384a191d2852922e51204093303d456265874c768216e3f9
[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" "853e4dea05204fa9384a191d2852922e51204093303d456265874c768216e3f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling crcxx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "853e4dea05204fa9384a191d2852922e51204093303d456265874c768216e3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853e4dea05204fa9384a191d2852922e51204093303d456265874c768216e3f9", kill_on_drop: false }`
[INFO] [stdout] 853e4dea05204fa9384a191d2852922e51204093303d456265874c768216e3f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] b552d71419c73bb7885277859ff4d66a0f3bebcb06d52e6ca0d1cd5f369a9e3b
[INFO] running `Command { std: "docker" "start" "-a" "b552d71419c73bb7885277859ff4d66a0f3bebcb06d52e6ca0d1cd5f369a9e3b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crcxx-466532492befdfe6
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_rand_crc16_reflected ... ok
[INFO] [stdout] test tests::test_rand_crc64 ... ok
[INFO] [stdout] test tests::test_rand_crc32 ... ok
[INFO] [stdout] test tests::test_rand_crc64_reflected ... ok
[INFO] [stdout] test tests::test_rand_crc16 ... ok
[INFO] [stdout] test tests::test_rand_crc8_reflected ... ok
[INFO] [stdout] test tests::test_rand_crc32_reflected ... ok
[INFO] [stderr]    Doc-tests crcxx
[INFO] [stdout] test tests::test_rand_crc8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.84s
[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" "b552d71419c73bb7885277859ff4d66a0f3bebcb06d52e6ca0d1cd5f369a9e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b552d71419c73bb7885277859ff4d66a0f3bebcb06d52e6ca0d1cd5f369a9e3b", kill_on_drop: false }`
[INFO] [stdout] b552d71419c73bb7885277859ff4d66a0f3bebcb06d52e6ca0d1cd5f369a9e3b