[INFO] fetching crate flate2-crc 0.1.2...
[INFO] testing flate2-crc-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate flate2-crc 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate flate2-crc 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 flate2-crc 0.1.2
[INFO] finished tweaking crates.io crate flate2-crc 0.1.2
[INFO] tweaked toml for crates.io crate flate2-crc 0.1.2 written to /workspace/builds/worker-4/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] 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" "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] 2a7dcf98ae8b878a3ab53067de4bd8439859dc12126b857f801cd9dddd152169
[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" "2a7dcf98ae8b878a3ab53067de4bd8439859dc12126b857f801cd9dddd152169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a7dcf98ae8b878a3ab53067de4bd8439859dc12126b857f801cd9dddd152169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a7dcf98ae8b878a3ab53067de4bd8439859dc12126b857f801cd9dddd152169", kill_on_drop: false }`
[INFO] [stdout] 2a7dcf98ae8b878a3ab53067de4bd8439859dc12126b857f801cd9dddd152169
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3af6089e19b07a82d05518a8ed9a1affd3e3251d3654a8b460291eddac79c377
[INFO] running `Command { std: "docker" "start" "-a" "3af6089e19b07a82d05518a8ed9a1affd3e3251d3654a8b460291eddac79c377", kill_on_drop: false }`
[INFO] [stderr]    Compiling flate2-crc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "3af6089e19b07a82d05518a8ed9a1affd3e3251d3654a8b460291eddac79c377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af6089e19b07a82d05518a8ed9a1affd3e3251d3654a8b460291eddac79c377", kill_on_drop: false }`
[INFO] [stdout] 3af6089e19b07a82d05518a8ed9a1affd3e3251d3654a8b460291eddac79c377
[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" "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] ab41654409e5de86ef96e90f8a36c317e33dbac1fbf8ebfad52ab686a94b760b
[INFO] running `Command { std: "docker" "start" "-a" "ab41654409e5de86ef96e90f8a36c317e33dbac1fbf8ebfad52ab686a94b760b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling flate2-crc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.40s
[INFO] running `Command { std: "docker" "inspect" "ab41654409e5de86ef96e90f8a36c317e33dbac1fbf8ebfad52ab686a94b760b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab41654409e5de86ef96e90f8a36c317e33dbac1fbf8ebfad52ab686a94b760b", kill_on_drop: false }`
[INFO] [stdout] ab41654409e5de86ef96e90f8a36c317e33dbac1fbf8ebfad52ab686a94b760b
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c87ca78214da9146ead40a363dfa2c5cfb6dff6a1b5a177204aaa0c4a0bf3934
[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" "c87ca78214da9146ead40a363dfa2c5cfb6dff6a1b5a177204aaa0c4a0bf3934", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flate2_crc-be0423f5696068bf
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::prop ... ok
[INFO] [stdout] test tests::random_small ... ok
[INFO] [stdout] test tests::random_med ... ok
[INFO] [stdout] test tests::random_large ... 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 flate2-crc
[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" "c87ca78214da9146ead40a363dfa2c5cfb6dff6a1b5a177204aaa0c4a0bf3934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87ca78214da9146ead40a363dfa2c5cfb6dff6a1b5a177204aaa0c4a0bf3934", kill_on_drop: false }`
[INFO] [stdout] c87ca78214da9146ead40a363dfa2c5cfb6dff6a1b5a177204aaa0c4a0bf3934