[INFO] fetching crate unicode-segmentation 1.8.0...
[INFO] testing unicode-segmentation-1.8.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate unicode-segmentation 1.8.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate unicode-segmentation 1.8.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c6f7ac8e3ec7552f2cdd68ebdcf08e00325ba24527cafe3f2bef1102d27a3bc
[INFO] running `Command { std: "docker" "start" "-a" "2c6f7ac8e3ec7552f2cdd68ebdcf08e00325ba24527cafe3f2bef1102d27a3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c6f7ac8e3ec7552f2cdd68ebdcf08e00325ba24527cafe3f2bef1102d27a3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6f7ac8e3ec7552f2cdd68ebdcf08e00325ba24527cafe3f2bef1102d27a3bc", kill_on_drop: false }`
[INFO] [stdout] 2c6f7ac8e3ec7552f2cdd68ebdcf08e00325ba24527cafe3f2bef1102d27a3bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3c431bf0589c0bc766cdc9734483ce54b83e0713333da689d9676500f7ac9de
[INFO] running `Command { std: "docker" "start" "-a" "b3c431bf0589c0bc766cdc9734483ce54b83e0713333da689d9676500f7ac9de", 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]    Compiling unicode-segmentation v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "b3c431bf0589c0bc766cdc9734483ce54b83e0713333da689d9676500f7ac9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c431bf0589c0bc766cdc9734483ce54b83e0713333da689d9676500f7ac9de", kill_on_drop: false }`
[INFO] [stdout] b3c431bf0589c0bc766cdc9734483ce54b83e0713333da689d9676500f7ac9de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 135c34a61c44942e9a81d2d5c803e7ef8bc9ee1e28d19d95904bddca485a912c
[INFO] running `Command { std: "docker" "start" "-a" "135c34a61c44942e9a81d2d5c803e7ef8bc9ee1e28d19d95904bddca485a912c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[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 20.38s
[INFO] running `Command { std: "docker" "inspect" "135c34a61c44942e9a81d2d5c803e7ef8bc9ee1e28d19d95904bddca485a912c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135c34a61c44942e9a81d2d5c803e7ef8bc9ee1e28d19d95904bddca485a912c", kill_on_drop: false }`
[INFO] [stdout] 135c34a61c44942e9a81d2d5c803e7ef8bc9ee1e28d19d95904bddca485a912c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4642ccbaec37aec375fb5ac7fb31fbf862b28ca5c1821903e0eed68ca47e2e9b
[INFO] running `Command { std: "docker" "start" "-a" "4642ccbaec37aec375fb5ac7fb31fbf862b28ca5c1821903e0eed68ca47e2e9b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unicode_segmentation-e34bf4c063759c42)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test grapheme::test_grapheme_cursor_chunk_start_require_precontext ... ok
[INFO] [stdout] test grapheme::test_grapheme_cursor_prev_boundary_chunk_start ... ok
[INFO] [stdout] test grapheme::test_grapheme_cursor_prev_boundary ... ok
[INFO] [stdout] test grapheme::test_grapheme_cursor_ris_precontext ... ok
[INFO] [stdout] test test::test_sentences ... ok
[INFO] [stdout] test test::test_graphemes ... ok
[INFO] [stdout] test test::quickcheck_forward_reverse_graphemes_extended ... ok
[INFO] [stdout] test test::quickcheck_forward_reverse_graphemes_legacy ... ok
[INFO] [stdout] test test::quickcheck_forward_reverse_words ... ok
[INFO] [stdout] test test::quickcheck_join_words ... ok
[INFO] [stdout] test test::quickcheck_join_graphemes ... 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::set_cursor (line 330) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::prev_boundary (line 658) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::next_boundary (line 584) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::prev_boundary (line 670) ... ok
[INFO] [stdout] test src/word.rs - word::UWordBoundIndices::as_str (line 103) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::next_boundary (line 595) ... ok
[INFO] [stdout] test src/word.rs - word::UWordBounds::as_str (line 653) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::provide_context (line 375) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_word_bound_indices (line 194) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::is_boundary (line 507) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::Graphemes::as_str (line 87) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::new (line 270) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::cur_cursor (line 358) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_sentence_bound_indices (line 248) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeIndices::as_str (line 32) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::grapheme_indices (line 117) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_word_bounds (line 180) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::unicode_words (line 139) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::split_sentence_bounds (line 233) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::unicode_sentences (line 216) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::graphemes (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - UnicodeSegmentation::unicode_word_indices (line 162) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4642ccbaec37aec375fb5ac7fb31fbf862b28ca5c1821903e0eed68ca47e2e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4642ccbaec37aec375fb5ac7fb31fbf862b28ca5c1821903e0eed68ca47e2e9b", kill_on_drop: false }`
[INFO] [stdout] 4642ccbaec37aec375fb5ac7fb31fbf862b28ca5c1821903e0eed68ca47e2e9b