[INFO] fetching crate txt-cluster 0.1.0...
[INFO] testing txt-cluster-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate txt-cluster 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate txt-cluster 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-14/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93eecf441040202ccb2bc1fe02c7c494543c884406f1a8a5b04a5a02f42c6a03
[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" "93eecf441040202ccb2bc1fe02c7c494543c884406f1a8a5b04a5a02f42c6a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93eecf441040202ccb2bc1fe02c7c494543c884406f1a8a5b04a5a02f42c6a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93eecf441040202ccb2bc1fe02c7c494543c884406f1a8a5b04a5a02f42c6a03", kill_on_drop: false }`
[INFO] [stdout] 93eecf441040202ccb2bc1fe02c7c494543c884406f1a8a5b04a5a02f42c6a03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc99b803609e0228195589a0c92ed896c2ca5e893000147578240edc1f649b49
[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" "fc99b803609e0228195589a0c92ed896c2ca5e893000147578240edc1f649b49", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling num_cpus v1.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[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 16.64s
[INFO] running `Command { std: "docker" "inspect" "fc99b803609e0228195589a0c92ed896c2ca5e893000147578240edc1f649b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc99b803609e0228195589a0c92ed896c2ca5e893000147578240edc1f649b49", kill_on_drop: false }`
[INFO] [stdout] fc99b803609e0228195589a0c92ed896c2ca5e893000147578240edc1f649b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 958af0d0376d6546898cf5b7dc781992dfb939c8b43c876f4fa7f6467392d9b9
[INFO] running `Command { std: "docker" "start" "-a" "958af0d0376d6546898cf5b7dc781992dfb939c8b43c876f4fa7f6467392d9b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling txt-cluster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "958af0d0376d6546898cf5b7dc781992dfb939c8b43c876f4fa7f6467392d9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958af0d0376d6546898cf5b7dc781992dfb939c8b43c876f4fa7f6467392d9b9", kill_on_drop: false }`
[INFO] [stdout] 958af0d0376d6546898cf5b7dc781992dfb939c8b43c876f4fa7f6467392d9b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 01f5e0c9e25668872bb32346ca9d5ce380d119c83422368aeb36658259fd6edf
[INFO] running `Command { std: "docker" "start" "-a" "01f5e0c9e25668872bb32346ca9d5ce380d119c83422368aeb36658259fd6edf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/txt_cluster-ebf178e291fceb04)
[INFO] [stdout] test combinations::test_combinations ... ok
[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] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01f5e0c9e25668872bb32346ca9d5ce380d119c83422368aeb36658259fd6edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f5e0c9e25668872bb32346ca9d5ce380d119c83422368aeb36658259fd6edf", kill_on_drop: false }`
[INFO] [stdout] 01f5e0c9e25668872bb32346ca9d5ce380d119c83422368aeb36658259fd6edf