[INFO] fetching crate unicode-segmentation 1.8.0...
[INFO] testing unicode-segmentation-1.8.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate unicode-segmentation 1.8.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate unicode-segmentation 1.8.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unicode-segmentation 1.8.0
[INFO] finished tweaking crates.io crate unicode-segmentation 1.8.0
[INFO] tweaked toml for crates.io crate unicode-segmentation 1.8.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d28d007d8c57830f13bada3db5c18584b032db2df99a61e69c6f7b704856a003
[INFO] running `Command { std: "docker" "start" "-a" "d28d007d8c57830f13bada3db5c18584b032db2df99a61e69c6f7b704856a003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d28d007d8c57830f13bada3db5c18584b032db2df99a61e69c6f7b704856a003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28d007d8c57830f13bada3db5c18584b032db2df99a61e69c6f7b704856a003", kill_on_drop: false }`
[INFO] [stdout] d28d007d8c57830f13bada3db5c18584b032db2df99a61e69c6f7b704856a003
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c2dc24ee141f6698dd065ef06d8f59bd94c64bbfa110714d7d24190ad8fe402
[INFO] running `Command { std: "docker" "start" "-a" "8c2dc24ee141f6698dd065ef06d8f59bd94c64bbfa110714d7d24190ad8fe402", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "8c2dc24ee141f6698dd065ef06d8f59bd94c64bbfa110714d7d24190ad8fe402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2dc24ee141f6698dd065ef06d8f59bd94c64bbfa110714d7d24190ad8fe402", kill_on_drop: false }`
[INFO] [stdout] 8c2dc24ee141f6698dd065ef06d8f59bd94c64bbfa110714d7d24190ad8fe402
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d67842be60b482f39dbdc437c46c7ecf624b3b380dc1fdeba3c97b8a1fef81b1
[INFO] running `Command { std: "docker" "start" "-a" "d67842be60b482f39dbdc437c46c7ecf624b3b380dc1fdeba3c97b8a1fef81b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.24s
[INFO] running `Command { std: "docker" "inspect" "d67842be60b482f39dbdc437c46c7ecf624b3b380dc1fdeba3c97b8a1fef81b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67842be60b482f39dbdc437c46c7ecf624b3b380dc1fdeba3c97b8a1fef81b1", kill_on_drop: false }`
[INFO] [stdout] d67842be60b482f39dbdc437c46c7ecf624b3b380dc1fdeba3c97b8a1fef81b1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 741ad8cc9341a7c6fa854bfd889b0dccc48049d3cd2dc958aa38287897e5959f
[INFO] running `Command { std: "docker" "start" "-a" "741ad8cc9341a7c6fa854bfd889b0dccc48049d3cd2dc958aa38287897e5959f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unicode_segmentation-1fdc8f8a8130a1e9)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test grapheme::test_grapheme_cursor_prev_boundary ... ok
[INFO] [stdout] test grapheme::test_grapheme_cursor_prev_boundary_chunk_start ... ok
[INFO] [stdout] test grapheme::test_grapheme_cursor_ris_precontext ... ok
[INFO] [stdout] test grapheme::test_grapheme_cursor_chunk_start_require_precontext ... ok
[INFO] [stdout] test test::test_sentences ... ok
[INFO] [stdout] test test::test_graphemes ... ok
[INFO] [stdout] test test::quickcheck_join_words ... ok
[INFO] [stdout] test test::quickcheck_forward_reverse_graphemes_legacy ... ok
[INFO] [stdout] test test::quickcheck_forward_reverse_graphemes_extended ... ok
[INFO] [stdout] test test::quickcheck_join_graphemes ... ok
[INFO] [stdout] test test::quickcheck_forward_reverse_words ... ok
[INFO] [stdout] test test::test_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unicode-segmentation
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::prev_boundary (line 670) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::is_boundary (line 507) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::next_boundary (line 584) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::set_cursor (line 330) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::grapheme_indices (line 117) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::Graphemes::as_str (line 87) ... ok
[INFO] [stdout] test src/word.rs - word::UWordBoundIndices::as_str (line 103) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeIndices::as_str (line 32) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::graphemes (line 97) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::cur_cursor (line 358) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_sentence_bounds (line 233) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::prev_boundary (line 658) ... ok
[INFO] [stdout] test src/word.rs - word::UWordBounds::as_str (line 653) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_word_bound_indices (line 194) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::unicode_sentences (line 216) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::next_boundary (line 595) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::unicode_words (line 139) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::unicode_word_indices (line 162) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::provide_context (line 375) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::new (line 270) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_sentence_bound_indices (line 248) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_word_bounds (line 180) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "741ad8cc9341a7c6fa854bfd889b0dccc48049d3cd2dc958aa38287897e5959f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741ad8cc9341a7c6fa854bfd889b0dccc48049d3cd2dc958aa38287897e5959f", kill_on_drop: false }`
[INFO] [stdout] 741ad8cc9341a7c6fa854bfd889b0dccc48049d3cd2dc958aa38287897e5959f