[INFO] fetching crate txt-cluster 0.1.0...
[INFO] testing txt-cluster-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate txt-cluster 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate txt-cluster 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 txt-cluster 0.1.0
[INFO] finished tweaking crates.io crate txt-cluster 0.1.0
[INFO] tweaked toml for crates.io crate txt-cluster 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate txt-cluster 0.1.0 already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e7551200e21ee99f3b9c165bf410d9d87d9e7a01dfff5b8e523c6245642d0730
[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" "e7551200e21ee99f3b9c165bf410d9d87d9e7a01dfff5b8e523c6245642d0730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7551200e21ee99f3b9c165bf410d9d87d9e7a01dfff5b8e523c6245642d0730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7551200e21ee99f3b9c165bf410d9d87d9e7a01dfff5b8e523c6245642d0730", kill_on_drop: false }`
[INFO] [stdout] e7551200e21ee99f3b9c165bf410d9d87d9e7a01dfff5b8e523c6245642d0730
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62a6f012e307f6fc5107eec56651526cc0bed3b3386a223861f6b823b4609bc3
[INFO] running `Command { std: "docker" "start" "-a" "62a6f012e307f6fc5107eec56651526cc0bed3b3386a223861f6b823b4609bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling num_cpus v1.11.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling txt-cluster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "62a6f012e307f6fc5107eec56651526cc0bed3b3386a223861f6b823b4609bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a6f012e307f6fc5107eec56651526cc0bed3b3386a223861f6b823b4609bc3", kill_on_drop: false }`
[INFO] [stdout] 62a6f012e307f6fc5107eec56651526cc0bed3b3386a223861f6b823b4609bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4a04808d3a01c9e8021c3d53fe0b7a8b384e786a8f5da5a747251aad0f7d7092
[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" "4a04808d3a01c9e8021c3d53fe0b7a8b384e786a8f5da5a747251aad0f7d7092", kill_on_drop: false }`
[INFO] [stderr]    Compiling txt-cluster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "4a04808d3a01c9e8021c3d53fe0b7a8b384e786a8f5da5a747251aad0f7d7092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a04808d3a01c9e8021c3d53fe0b7a8b384e786a8f5da5a747251aad0f7d7092", kill_on_drop: false }`
[INFO] [stdout] 4a04808d3a01c9e8021c3d53fe0b7a8b384e786a8f5da5a747251aad0f7d7092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 63840b57c78f28d540f47178d898ea1a418f2d79814375a4457724f6336f2ac1
[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" "63840b57c78f28d540f47178d898ea1a418f2d79814375a4457724f6336f2ac1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/txt_cluster-0c84ebe489c90fb2
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test doc_reader::test::test_line_seperator ... ok
[INFO] [stdout] test doc_reader::test::test_paragraph_seperator ... ok
[INFO] [stdout] test doc_reader::test::test_null_seperator ... ok
[INFO] [stdout] test combinations::test_combinations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63840b57c78f28d540f47178d898ea1a418f2d79814375a4457724f6336f2ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63840b57c78f28d540f47178d898ea1a418f2d79814375a4457724f6336f2ac1", kill_on_drop: false }`
[INFO] [stdout] 63840b57c78f28d540f47178d898ea1a418f2d79814375a4457724f6336f2ac1