[INFO] fetching crate ngrammatic 0.3.2...
[INFO] testing ngrammatic-0.3.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ngrammatic 0.3.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ngrammatic 0.3.2 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 ngrammatic 0.3.2
[INFO] finished tweaking crates.io crate ngrammatic 0.3.2
[INFO] tweaked toml for crates.io crate ngrammatic 0.3.2 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 85673bc01bf328d0f4476251c5452e7f22cc77a59e3b5fd670012ec98db36bc1
[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" "85673bc01bf328d0f4476251c5452e7f22cc77a59e3b5fd670012ec98db36bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85673bc01bf328d0f4476251c5452e7f22cc77a59e3b5fd670012ec98db36bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85673bc01bf328d0f4476251c5452e7f22cc77a59e3b5fd670012ec98db36bc1", kill_on_drop: false }`
[INFO] [stdout] 85673bc01bf328d0f4476251c5452e7f22cc77a59e3b5fd670012ec98db36bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] a559571b51c08b112dd5e918eea3a713ca08fce118becbbae1b3cf52ca061207
[INFO] running `Command { std: "docker" "start" "-a" "a559571b51c08b112dd5e918eea3a713ca08fce118becbbae1b3cf52ca061207", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngrammatic v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "a559571b51c08b112dd5e918eea3a713ca08fce118becbbae1b3cf52ca061207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a559571b51c08b112dd5e918eea3a713ca08fce118becbbae1b3cf52ca061207", kill_on_drop: false }`
[INFO] [stdout] a559571b51c08b112dd5e918eea3a713ca08fce118becbbae1b3cf52ca061207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 574ffb0717bc658e7399326da08ea6395d65f25bbf9f8bffbfd4487bdf71f686
[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" "574ffb0717bc658e7399326da08ea6395d65f25bbf9f8bffbfd4487bdf71f686", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngrammatic v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "574ffb0717bc658e7399326da08ea6395d65f25bbf9f8bffbfd4487bdf71f686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574ffb0717bc658e7399326da08ea6395d65f25bbf9f8bffbfd4487bdf71f686", kill_on_drop: false }`
[INFO] [stdout] 574ffb0717bc658e7399326da08ea6395d65f25bbf9f8bffbfd4487bdf71f686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 33353a10cee66600ae49193f390b002fe172d01277b5b699ef91992b5f9e1f8e
[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" "33353a10cee66600ae49193f390b002fe172d01277b5b699ef91992b5f9e1f8e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ngrammatic-ee8cc7515d28eed1
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::corpus_case_insensitive_corpus_search ... ok
[INFO] [stdout] test tests::empty_string_autopad ... ok
[INFO] [stdout] test tests::corpus_set_padding_after_adding_text ... ok
[INFO] [stdout] test tests::corpus_set_arity_after_adding_text ... ok
[INFO] [stdout] test tests::similarity_identical ... ok
[INFO] [stdout] test tests::corpus_add_multiple ... ok
[INFO] [stdout] test tests::arity_clamp_empty_string_nopad ... ok
[INFO] [stdout] test tests::corpus_search_emoji ... ok
[INFO] [stdout] test tests::empty_string_nopad ... ok
[INFO] [stdout] test tests::arity_clamp_empty_string_padded ... ok
[INFO] [stdout] test tests::similarity_completelydifferent ... ok
[INFO] [stdout] test tests::short_string_strpad ... ok
[INFO] [stdout] test tests::short_string_autopad ... ok
[INFO] [stdout] test tests::empty_string_strpad ... ok
[INFO] [stdout] test tests::short_string_nopad ... ok
[INFO] [stdout] test tests::corpus_case_insensitive_corpus_search_terms ... ok
[INFO] [stderr]    Doc-tests ngrammatic
[INFO] [stdout] test tests::ngram_similarity_raw ... ok
[INFO] [stdout] test tests::corpus_add_text_before_setting_arity ... ok
[INFO] [stdout] test tests::corpus_search ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - NgramBuilder::arity (line 391) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::count_gram (line 250) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::case_insensitive (line 677) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::new (line 320) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::search (line 524) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::add_ngram (line 453) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::new (line 593) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::matches (line 198) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::contains (line 276) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::finish (line 406) ... ok
[INFO] [stdout] test src/lib.rs - Ngram::similarity_to (line 180) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_left (line 339) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_full (line 371) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - CorpusBuilder::key_trans (line 657) ... ok
[INFO] [stdout] test src/lib.rs - Corpus::add_text (line 474) ... ok
[INFO] [stdout] test src/lib.rs - NgramBuilder::pad_right (line 355) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33353a10cee66600ae49193f390b002fe172d01277b5b699ef91992b5f9e1f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33353a10cee66600ae49193f390b002fe172d01277b5b699ef91992b5f9e1f8e", kill_on_drop: false }`
[INFO] [stdout] 33353a10cee66600ae49193f390b002fe172d01277b5b699ef91992b5f9e1f8e