[INFO] fetching crate sentence 0.0.2...
[INFO] testing sentence-0.0.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sentence 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sentence 0.0.2 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 sentence 0.0.2
[INFO] finished tweaking crates.io crate sentence 0.0.2
[INFO] tweaked toml for crates.io crate sentence 0.0.2 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce7c0e9aece8aaa1940d7a2df854850818b58e443afbeed2fabbccfcedabba7d
[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" "ce7c0e9aece8aaa1940d7a2df854850818b58e443afbeed2fabbccfcedabba7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7c0e9aece8aaa1940d7a2df854850818b58e443afbeed2fabbccfcedabba7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7c0e9aece8aaa1940d7a2df854850818b58e443afbeed2fabbccfcedabba7d", kill_on_drop: false }`
[INFO] [stdout] ce7c0e9aece8aaa1940d7a2df854850818b58e443afbeed2fabbccfcedabba7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03570c98094afb88218dc5b6d9337e71a6f6f7c2eb777af85fef82225122e261
[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" "03570c98094afb88218dc5b6d9337e71a6f6f7c2eb777af85fef82225122e261", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling sentence v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.58s
[INFO] running `Command { std: "docker" "inspect" "03570c98094afb88218dc5b6d9337e71a6f6f7c2eb777af85fef82225122e261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03570c98094afb88218dc5b6d9337e71a6f6f7c2eb777af85fef82225122e261", kill_on_drop: false }`
[INFO] [stdout] 03570c98094afb88218dc5b6d9337e71a6f6f7c2eb777af85fef82225122e261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd4f45da5cf0bf483466a8457376f9b41a503b0f843cf28e688b2870fe4a4699
[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" "bd4f45da5cf0bf483466a8457376f9b41a503b0f843cf28e688b2870fe4a4699", kill_on_drop: false }`
[INFO] [stderr]    Compiling sentence v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "bd4f45da5cf0bf483466a8457376f9b41a503b0f843cf28e688b2870fe4a4699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4f45da5cf0bf483466a8457376f9b41a503b0f843cf28e688b2870fe4a4699", kill_on_drop: false }`
[INFO] [stdout] bd4f45da5cf0bf483466a8457376f9b41a503b0f843cf28e688b2870fe4a4699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 1f1b23b7f9079b7aea6f206d6f60e12a04d14e027663100f1084ba9cc6bfe760
[INFO] running `Command { std: "docker" "start" "-a" "1f1b23b7f9079b7aea6f206d6f60e12a04d14e027663100f1084ba9cc6bfe760", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sentence-4aee5468e84dc0f7
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::empty_strings ... ok
[INFO] [stdout] test tests::sentence_with_integers_and_punctuation ... ok
[INFO] [stdout] test tests::punctuation_exclamation ... ok
[INFO] [stdout] test tests::number_with_commas ... ok
[INFO] [stdout] test tests::simple_sentence_with_punctuation ... ok
[INFO] [stdout] test tests::sentence_with_integers ... ok
[INFO] [stdout] test tests::hyphenated_words ... ok
[INFO] [stdout] test tests::sentence_with_real_numbers_and_punctuation ... ok
[INFO] [stdout] test tests::apostrophe_words ... ok
[INFO] [stdout] test tests::hashtags ... ok
[INFO] [stdout] test tests::punctuation_semicolon ... ok
[INFO] [stdout] test tests::punctuation_question ... ok
[INFO] [stdout] test tests::punctuation_colon ... ok
[INFO] [stdout] test tests::simple_sentence ... ok
[INFO] [stdout] test tests::usernames ... ok
[INFO] [stdout] test tests::not_yet_supported_but_ensure_no_infinite_loop ... ok
[INFO] [stdout] test tests::punctuation_dash ... ok
[INFO] [stdout] test tests::urls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sentence
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - SentenceTokenizer::tokenize (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f1b23b7f9079b7aea6f206d6f60e12a04d14e027663100f1084ba9cc6bfe760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1b23b7f9079b7aea6f206d6f60e12a04d14e027663100f1084ba9cc6bfe760", kill_on_drop: false }`
[INFO] [stdout] 1f1b23b7f9079b7aea6f206d6f60e12a04d14e027663100f1084ba9cc6bfe760