[INFO] fetching crate line_diff 0.12.0...
[INFO] testing line_diff-0.12.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate line_diff 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate line_diff 0.12.0 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 line_diff 0.12.0
[INFO] finished tweaking crates.io crate line_diff 0.12.0
[INFO] tweaked toml for crates.io crate line_diff 0.12.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate line_diff 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded structopt-derive v0.4.5
[INFO] [stderr]   Downloaded bstr v0.2.12
[INFO] [stderr]   Downloaded structopt v0.3.12
[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] 27aadc9ea9d66f8c4e9f3bbb508ba042ae5062a533f1b25c16e282be078b2355
[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" "27aadc9ea9d66f8c4e9f3bbb508ba042ae5062a533f1b25c16e282be078b2355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27aadc9ea9d66f8c4e9f3bbb508ba042ae5062a533f1b25c16e282be078b2355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27aadc9ea9d66f8c4e9f3bbb508ba042ae5062a533f1b25c16e282be078b2355", kill_on_drop: false }`
[INFO] [stdout] 27aadc9ea9d66f8c4e9f3bbb508ba042ae5062a533f1b25c16e282be078b2355
[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] a331e27323becebc955782d578084f855992bb1f2d070d692b81271b90410207
[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" "a331e27323becebc955782d578084f855992bb1f2d070d692b81271b90410207", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling smawk v0.3.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling textwrap v0.13.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling line_diff v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.91s
[INFO] running `Command { std: "docker" "inspect" "a331e27323becebc955782d578084f855992bb1f2d070d692b81271b90410207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a331e27323becebc955782d578084f855992bb1f2d070d692b81271b90410207", kill_on_drop: false }`
[INFO] [stdout] a331e27323becebc955782d578084f855992bb1f2d070d692b81271b90410207
[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] [stdout] 4c8f4efea2e2c61909dc929b456555ab3bade2621227feaeb1ae902c99561d93
[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" "4c8f4efea2e2c61909dc929b456555ab3bade2621227feaeb1ae902c99561d93", kill_on_drop: false }`
[INFO] [stderr]    Compiling line_diff v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "4c8f4efea2e2c61909dc929b456555ab3bade2621227feaeb1ae902c99561d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8f4efea2e2c61909dc929b456555ab3bade2621227feaeb1ae902c99561d93", kill_on_drop: false }`
[INFO] [stdout] 4c8f4efea2e2c61909dc929b456555ab3bade2621227feaeb1ae902c99561d93
[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] b4f322b58ac91cd3d5618a7d0c28f786d5aa2b324f1367f678734871c16fc6a7
[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" "b4f322b58ac91cd3d5618a7d0c28f786d5aa2b324f1367f678734871c16fc6a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/line_diff-e6e40648641a557e
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::preprocess_lowercase ... ok
[INFO] [stdout] test tests::preprocess_multiple_separators ... ok
[INFO] [stdout] test tests::preprocess_sorting ... ok
[INFO] [stdout] test tests::preprocess_no_sorting ... ok
[INFO] [stdout] test tests::read_one_line ... ok
[INFO] [stdout] test tests::read_two_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/line_diff-387f02463d96f9a1
[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] [stderr]    Doc-tests line_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" "b4f322b58ac91cd3d5618a7d0c28f786d5aa2b324f1367f678734871c16fc6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f322b58ac91cd3d5618a7d0c28f786d5aa2b324f1367f678734871c16fc6a7", kill_on_drop: false }`
[INFO] [stdout] b4f322b58ac91cd3d5618a7d0c28f786d5aa2b324f1367f678734871c16fc6a7