[INFO] fetching crate atomic_bitfield 0.1.0...
[INFO] testing atomic_bitfield-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate atomic_bitfield 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate atomic_bitfield 0.1.0 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 atomic_bitfield 0.1.0
[INFO] finished tweaking crates.io crate atomic_bitfield 0.1.0
[INFO] tweaked toml for crates.io crate atomic_bitfield 0.1.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 718bc75f33f971dbacc8f46466df60c3db5874537e8f71d26e3b8c8cea7a6c43
[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" "718bc75f33f971dbacc8f46466df60c3db5874537e8f71d26e3b8c8cea7a6c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "718bc75f33f971dbacc8f46466df60c3db5874537e8f71d26e3b8c8cea7a6c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718bc75f33f971dbacc8f46466df60c3db5874537e8f71d26e3b8c8cea7a6c43", kill_on_drop: false }`
[INFO] [stdout] 718bc75f33f971dbacc8f46466df60c3db5874537e8f71d26e3b8c8cea7a6c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9060b7ed74f5cd34e5053f6c5d3a5eb793b0913755c85e55d240746aad0c9805
[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" "9060b7ed74f5cd34e5053f6c5d3a5eb793b0913755c85e55d240746aad0c9805", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling atomic_bitfield v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "9060b7ed74f5cd34e5053f6c5d3a5eb793b0913755c85e55d240746aad0c9805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9060b7ed74f5cd34e5053f6c5d3a5eb793b0913755c85e55d240746aad0c9805", kill_on_drop: false }`
[INFO] [stdout] 9060b7ed74f5cd34e5053f6c5d3a5eb793b0913755c85e55d240746aad0c9805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 2aef41f04db4bd5a3a94fd760284f505df846bfdc72f9e234496103eb7945747
[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" "2aef41f04db4bd5a3a94fd760284f505df846bfdc72f9e234496103eb7945747", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling atomic_bitfield v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "2aef41f04db4bd5a3a94fd760284f505df846bfdc72f9e234496103eb7945747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aef41f04db4bd5a3a94fd760284f505df846bfdc72f9e234496103eb7945747", kill_on_drop: false }`
[INFO] [stdout] 2aef41f04db4bd5a3a94fd760284f505df846bfdc72f9e234496103eb7945747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7600142a38f84a89d13b3aa0cb89d67300c71300365b17a2e3ea851fb7e0978d
[INFO] running `Command { std: "docker" "start" "-a" "7600142a38f84a89d13b3aa0cb89d67300c71300365b17a2e3ea851fb7e0978d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_bitfield-04303dab51623faa
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test::bit_flip::i32 ... ok
[INFO] [stdout] test test::bit_toggle::u32 ... ok
[INFO] [stdout] test test::bit_toggle::i8 ... ok
[INFO] [stdout] test test::bit_toggle::isize ... ok
[INFO] [stdout] test test::bit_toggle::u16 ... ok
[INFO] [stdout] test test::bit_flip::i16 ... ok
[INFO] [stdout] test test::bit_flip::usize ... ok
[INFO] [stdout] test test::bit_toggle::i16 ... ok
[INFO] [stdout] test test::bit_flip::isize ... ok
[INFO] [stdout] test test::bit_toggle::i32 ... ok
[INFO] [stdout] test test::bit_flip::u8 ... ok
[INFO] [stdout] test test::bit_flip::u16 ... ok
[INFO] [stdout] test test::bit_toggle::u8 ... ok
[INFO] [stdout] test test::bit_toggle::usize ... ok
[INFO] [stdout] test test::bit_flip::i8 ... ok
[INFO] [stdout] test test::bit_flip::u32 ... ok
[INFO] [stdout] test test::test_bit_len ... ok
[INFO] [stdout] test test::bit_flip_64::u64 ... ok
[INFO] [stdout] test test::bit_flip_64::i64 ... ok
[INFO] [stdout] test test::bit_toggle_64::u64 ... ok
[INFO] [stdout] test test::bit_toggle_64::i64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atomic_bitfield
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7600142a38f84a89d13b3aa0cb89d67300c71300365b17a2e3ea851fb7e0978d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7600142a38f84a89d13b3aa0cb89d67300c71300365b17a2e3ea851fb7e0978d", kill_on_drop: false }`
[INFO] [stdout] 7600142a38f84a89d13b3aa0cb89d67300c71300365b17a2e3ea851fb7e0978d