[INFO] fetching crate parity-bytes 0.1.2...
[INFO] testing parity-bytes-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate parity-bytes 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate parity-bytes 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parity-bytes 0.1.2
[INFO] finished tweaking crates.io crate parity-bytes 0.1.2
[INFO] tweaked toml for crates.io crate parity-bytes 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cec75f5f55909537c916bf07223921d696ca7feb665c7d4ec151c33e77b5f9d5
[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" "cec75f5f55909537c916bf07223921d696ca7feb665c7d4ec151c33e77b5f9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cec75f5f55909537c916bf07223921d696ca7feb665c7d4ec151c33e77b5f9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec75f5f55909537c916bf07223921d696ca7feb665c7d4ec151c33e77b5f9d5", kill_on_drop: false }`
[INFO] [stdout] cec75f5f55909537c916bf07223921d696ca7feb665c7d4ec151c33e77b5f9d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 123e6b56318727b90fadc0b2f66e42cf4ca9c2ccf061d649a68603eee253b975
[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" "123e6b56318727b90fadc0b2f66e42cf4ca9c2ccf061d649a68603eee253b975", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-bytes v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "123e6b56318727b90fadc0b2f66e42cf4ca9c2ccf061d649a68603eee253b975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123e6b56318727b90fadc0b2f66e42cf4ca9c2ccf061d649a68603eee253b975", kill_on_drop: false }`
[INFO] [stdout] 123e6b56318727b90fadc0b2f66e42cf4ca9c2ccf061d649a68603eee253b975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "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] ddbde14950fdbcee634a0a34112464f82b75f4ad06bd20314f1a8468c1c21f6a
[INFO] running `Command { std: "docker" "start" "-a" "ddbde14950fdbcee634a0a34112464f82b75f4ad06bd20314f1a8468c1c21f6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-bytes v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "ddbde14950fdbcee634a0a34112464f82b75f4ad06bd20314f1a8468c1c21f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbde14950fdbcee634a0a34112464f82b75f4ad06bd20314f1a8468c1c21f6a", kill_on_drop: false }`
[INFO] [stdout] ddbde14950fdbcee634a0a34112464f82b75f4ad06bd20314f1a8468c1c21f6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d340243c903893c8283845bc51dbf2acec70664731f9dfdb244679554a7cb46
[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" "1d340243c903893c8283845bc51dbf2acec70664731f9dfdb244679554a7cb46", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parity_bytes-f3ebeb68c8cd9b24
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::should_write_bytes_to_fixed_bytesref ... ok
[INFO] [stderr]    Doc-tests parity-bytes
[INFO] [stdout] test tests::should_write_bytes_to_flexible_bytesref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d340243c903893c8283845bc51dbf2acec70664731f9dfdb244679554a7cb46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d340243c903893c8283845bc51dbf2acec70664731f9dfdb244679554a7cb46", kill_on_drop: false }`
[INFO] [stdout] 1d340243c903893c8283845bc51dbf2acec70664731f9dfdb244679554a7cb46