[INFO] fetching crate dirty2 0.1.0...
[INFO] testing dirty2-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dirty2 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dirty2 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 dirty2 0.1.0
[INFO] finished tweaking crates.io crate dirty2 0.1.0
[INFO] tweaked toml for crates.io crate dirty2 0.1.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9b698dbbec7a33fa6608dd165a8eab1295d059e077eded174d06a7e96c34a9f
[INFO] running `Command { std: "docker" "start" "-a" "d9b698dbbec7a33fa6608dd165a8eab1295d059e077eded174d06a7e96c34a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b698dbbec7a33fa6608dd165a8eab1295d059e077eded174d06a7e96c34a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b698dbbec7a33fa6608dd165a8eab1295d059e077eded174d06a7e96c34a9f", kill_on_drop: false }`
[INFO] [stdout] d9b698dbbec7a33fa6608dd165a8eab1295d059e077eded174d06a7e96c34a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 14cbd2d79117cfa53320b10ec7dbc3cd702ad2759f6ec2a0a1e268f9f84ccbe5
[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" "14cbd2d79117cfa53320b10ec7dbc3cd702ad2759f6ec2a0a1e268f9f84ccbe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirty2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "14cbd2d79117cfa53320b10ec7dbc3cd702ad2759f6ec2a0a1e268f9f84ccbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14cbd2d79117cfa53320b10ec7dbc3cd702ad2759f6ec2a0a1e268f9f84ccbe5", kill_on_drop: false }`
[INFO] [stdout] 14cbd2d79117cfa53320b10ec7dbc3cd702ad2759f6ec2a0a1e268f9f84ccbe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2ad8d18c2ba91c0707dda14771be1f3503c9d07e3fc25c707228165cdd7f7c0b
[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" "2ad8d18c2ba91c0707dda14771be1f3503c9d07e3fc25c707228165cdd7f7c0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dirty2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "2ad8d18c2ba91c0707dda14771be1f3503c9d07e3fc25c707228165cdd7f7c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad8d18c2ba91c0707dda14771be1f3503c9d07e3fc25c707228165cdd7f7c0b", kill_on_drop: false }`
[INFO] [stdout] 2ad8d18c2ba91c0707dda14771be1f3503c9d07e3fc25c707228165cdd7f7c0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] dd03ce1d04ab87bc77cc80e2c6335e17a7d2a9f7d0bfa0e6ae4c6f81af3a2040
[INFO] running `Command { std: "docker" "start" "-a" "dd03ce1d04ab87bc77cc80e2c6335e17a7d2a9f7d0bfa0e6ae4c6f81af3a2040", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dirty2-952b4ae69ce78703
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::access_inner_deref ... ok
[INFO] [stdout] test tests::default_value ... ok
[INFO] [stdout] test tests::new_dirty ... ok
[INFO] [stdout] test tests::new_dirty_clean ... ok
[INFO] [stdout] test tests::read_doesnt_clear_flag ... ok
[INFO] [stdout] test tests::read_dirty ... ok
[INFO] [stdout] test tests::unwrap ... ok
[INFO] [stdout] test tests::write_sets_flag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dirty2
[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" "dd03ce1d04ab87bc77cc80e2c6335e17a7d2a9f7d0bfa0e6ae4c6f81af3a2040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd03ce1d04ab87bc77cc80e2c6335e17a7d2a9f7d0bfa0e6ae4c6f81af3a2040", kill_on_drop: false }`
[INFO] [stdout] dd03ce1d04ab87bc77cc80e2c6335e17a7d2a9f7d0bfa0e6ae4c6f81af3a2040