[INFO] fetching crate shrev 1.1.1...
[INFO] testing shrev-1.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate shrev 1.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate shrev 1.1.1 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 shrev 1.1.1
[INFO] finished tweaking crates.io crate shrev 1.1.1
[INFO] tweaked toml for crates.io crate shrev 1.1.1 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] [stdout] 2b6c8d7ed28f0b2f679de4746aea0c771266cf0f30a24cc5e6f8c9d6af39f1db
[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" "2b6c8d7ed28f0b2f679de4746aea0c771266cf0f30a24cc5e6f8c9d6af39f1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b6c8d7ed28f0b2f679de4746aea0c771266cf0f30a24cc5e6f8c9d6af39f1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6c8d7ed28f0b2f679de4746aea0c771266cf0f30a24cc5e6f8c9d6af39f1db", kill_on_drop: false }`
[INFO] [stdout] 2b6c8d7ed28f0b2f679de4746aea0c771266cf0f30a24cc5e6f8c9d6af39f1db
[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] 962142218eb5a8feba31c52e54f4987415a96d5950ed20202df46fbc5d9e4878
[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" "962142218eb5a8feba31c52e54f4987415a96d5950ed20202df46fbc5d9e4878", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrev v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "962142218eb5a8feba31c52e54f4987415a96d5950ed20202df46fbc5d9e4878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962142218eb5a8feba31c52e54f4987415a96d5950ed20202df46fbc5d9e4878", kill_on_drop: false }`
[INFO] [stdout] 962142218eb5a8feba31c52e54f4987415a96d5950ed20202df46fbc5d9e4878
[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] e2b9c2cbb6c409be3748a16dc8646057c95e06cb5667880ffe29972d08e18af5
[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" "e2b9c2cbb6c409be3748a16dc8646057c95e06cb5667880ffe29972d08e18af5", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrev v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "e2b9c2cbb6c409be3748a16dc8646057c95e06cb5667880ffe29972d08e18af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b9c2cbb6c409be3748a16dc8646057c95e06cb5667880ffe29972d08e18af5", kill_on_drop: false }`
[INFO] [stdout] e2b9c2cbb6c409be3748a16dc8646057c95e06cb5667880ffe29972d08e18af5
[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] [stdout] aef6f0f98b02479fb9fcf04d2284459a34f70c548bc30a3d98656a43fcd9ba19
[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" "aef6f0f98b02479fb9fcf04d2284459a34f70c548bc30a3d98656a43fcd9ba19", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shrev-c98986af58016447
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test storage::tests::iter_write_empty ... ok
[INFO] [stdout] test storage::tests::test_empty_read ... ok
[INFO] [stdout] test storage::tests::test_circular ... ok
[INFO] [stdout] test storage::tests::test_empty_read_write_before_id ... ok
[INFO] [stdout] test storage::tests::test_prevent_excess_growth ... ok
[INFO] [stdout] test storage::tests::test_read ... ok
[INFO] [stdout] test storage::tests::test_too_large_write ... ok
[INFO] [stdout] test storage::tests::test_reader_reuse ... ok
[INFO] [stdout] test storage::tests::test_send_sync ... ok
[INFO] [stdout] test storage::tests::test_write_slice ... ok
[INFO] [stdout] test storage::tests::test_write_overflow ... ok
[INFO] [stdout] test tests::test_read_write ... ok
[INFO] [stdout] test storage::tests::test_size ... ok
[INFO] [stdout] test storage::tests::test_empty_write ... ok
[INFO] [stdout] test tests::test_example ... ok
[INFO] [stdout] test tests::test_grow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bounds-d31e4a796c3789a5
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test event_channel_bounds ... ok
[INFO] [stdout] test event_iterator_bounds ... ok
[INFO] [stdout] test reader_id_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/would_write-69fcd583a5c67e65
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test naive_positive ... ok
[INFO] [stdout] test all_dropped ... ok
[INFO] [stdout] test naive_negative ... ok
[INFO] [stderr]    Doc-tests shrev
[INFO] [stdout] test recreated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - EventChannel (line 50) ... 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" "aef6f0f98b02479fb9fcf04d2284459a34f70c548bc30a3d98656a43fcd9ba19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef6f0f98b02479fb9fcf04d2284459a34f70c548bc30a3d98656a43fcd9ba19", kill_on_drop: false }`
[INFO] [stdout] aef6f0f98b02479fb9fcf04d2284459a34f70c548bc30a3d98656a43fcd9ba19