[INFO] fetching crate ojo_diff 0.1.0...
[INFO] testing ojo_diff-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ojo_diff 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ojo_diff 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ojo_diff 0.1.0
[INFO] finished tweaking crates.io crate ojo_diff 0.1.0
[INFO] tweaked toml for crates.io crate ojo_diff 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c4a034f3c2d420c6b79bd25d2ac6f73591343895368c92fa2dad9d00831694e
[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" "5c4a034f3c2d420c6b79bd25d2ac6f73591343895368c92fa2dad9d00831694e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c4a034f3c2d420c6b79bd25d2ac6f73591343895368c92fa2dad9d00831694e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4a034f3c2d420c6b79bd25d2ac6f73591343895368c92fa2dad9d00831694e", kill_on_drop: false }`
[INFO] [stdout] 5c4a034f3c2d420c6b79bd25d2ac6f73591343895368c92fa2dad9d00831694e
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c3379ece5a70c15173b60c56795931123df39d99257abc819af18ad6a26c135
[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" "2c3379ece5a70c15173b60c56795931123df39d99257abc819af18ad6a26c135", kill_on_drop: false }`
[INFO] [stderr]    Compiling ojo_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "2c3379ece5a70c15173b60c56795931123df39d99257abc819af18ad6a26c135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3379ece5a70c15173b60c56795931123df39d99257abc819af18ad6a26c135", kill_on_drop: false }`
[INFO] [stdout] 2c3379ece5a70c15173b60c56795931123df39d99257abc819af18ad6a26c135
[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" "+beta-2021-01-01" "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] 4dc840ec92b5235156397ec98d358ff3eb1714081378dd538abbe0c5230224dc
[INFO] running `Command { std: "docker" "start" "-a" "4dc840ec92b5235156397ec98d358ff3eb1714081378dd538abbe0c5230224dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling proptest v0.8.7
[INFO] [stderr]    Compiling ojo_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.98s
[INFO] running `Command { std: "docker" "inspect" "4dc840ec92b5235156397ec98d358ff3eb1714081378dd538abbe0c5230224dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc840ec92b5235156397ec98d358ff3eb1714081378dd538abbe0c5230224dc", kill_on_drop: false }`
[INFO] [stdout] 4dc840ec92b5235156397ec98d358ff3eb1714081378dd538abbe0c5230224dc
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 574f704274fd2c60e13b1bf8f846eec5cb03cad1e3628db0a4463ec6cbd29359
[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" "574f704274fd2c60e13b1bf8f846eec5cb03cad1e3628db0a4463ec6cbd29359", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ojo_diff-6d04132cd45c8ab0
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test lis::tests::lis_test_ordered ... ok
[INFO] [stdout] test lis::tests::lis_test_reversed ... ok
[INFO] [stdout] test lis::tests::lis_test_empty ... ok
[INFO] [stdout] test tests::diff_ends_all ... ok
[INFO] [stdout] test tests::diff_ends_shorter_first ... ok
[INFO] [stdout] test tests::diff_ends_longer_first ... ok
[INFO] [stdout] test lis::tests::output_is_increasing ... ok
[INFO] [stdout] test tests::test_valid_diff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ojo_diff
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "574f704274fd2c60e13b1bf8f846eec5cb03cad1e3628db0a4463ec6cbd29359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574f704274fd2c60e13b1bf8f846eec5cb03cad1e3628db0a4463ec6cbd29359", kill_on_drop: false }`
[INFO] [stdout] 574f704274fd2c60e13b1bf8f846eec5cb03cad1e3628db0a4463ec6cbd29359