[INFO] fetching crate unic-segment 0.9.0...
[INFO] testing unic-segment-0.9.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate unic-segment 0.9.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate unic-segment 0.9.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unic-segment 0.9.0
[INFO] finished tweaking crates.io crate unic-segment 0.9.0
[INFO] tweaked toml for crates.io crate unic-segment 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", 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] 31be9a964142128cedd338a52fbeca30d1c6d9823ecdd4800aecce5a2f55f476
[INFO] running `Command { std: "docker" "start" "-a" "31be9a964142128cedd338a52fbeca30d1c6d9823ecdd4800aecce5a2f55f476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31be9a964142128cedd338a52fbeca30d1c6d9823ecdd4800aecce5a2f55f476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31be9a964142128cedd338a52fbeca30d1c6d9823ecdd4800aecce5a2f55f476", kill_on_drop: false }`
[INFO] [stdout] 31be9a964142128cedd338a52fbeca30d1c6d9823ecdd4800aecce5a2f55f476
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] d83745fe08b49454aec9a52dc050101c1bf6f40603f00bff07a479a4d5a63845
[INFO] running `Command { std: "docker" "start" "-a" "d83745fe08b49454aec9a52dc050101c1bf6f40603f00bff07a479a4d5a63845", kill_on_drop: false }`
[INFO] [stderr]    Compiling unic-segment v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "d83745fe08b49454aec9a52dc050101c1bf6f40603f00bff07a479a4d5a63845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83745fe08b49454aec9a52dc050101c1bf6f40603f00bff07a479a4d5a63845", kill_on_drop: false }`
[INFO] [stdout] d83745fe08b49454aec9a52dc050101c1bf6f40603f00bff07a479a4d5a63845
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 585564469dd301eb361554416811fd1638851adee7e2afdd5921d66f04b4bd61
[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" "585564469dd301eb361554416811fd1638851adee7e2afdd5921d66f04b4bd61", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unic-ucd-common v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling unic-segment v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.54s
[INFO] running `Command { std: "docker" "inspect" "585564469dd301eb361554416811fd1638851adee7e2afdd5921d66f04b4bd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585564469dd301eb361554416811fd1638851adee7e2afdd5921d66f04b4bd61", kill_on_drop: false }`
[INFO] [stdout] 585564469dd301eb361554416811fd1638851adee7e2afdd5921d66f04b4bd61
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 254e75ab20b6f1846222602ad3f6148b3631c8d58657e9d03944fec7e1fdd958
[INFO] running `Command { std: "docker" "start" "-a" "254e75ab20b6f1846222602ad3f6148b3631c8d58657e9d03944fec7e1fdd958", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unic_segment-a285908377866cc9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test word::tests::test_word_bounds ... ok
[INFO] [stderr]      Running tests/basic_example.rs (/opt/rustwide/target/debug/deps/basic_example-529bdc013eee1da1)
[INFO] [stdout] test grapheme::tests::test_grapheme_indices ... ok
[INFO] [stdout] test grapheme::tests::test_graphemes ... ok
[INFO] [stdout] test word::tests::test_words ... 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] [stderr]      Running tests/grapheme_cluster_conformance_tests.rs (/opt/rustwide/target/debug/deps/grapheme_cluster_conformance_tests-cac17276fe68c276)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_graphemes_conformance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/quickcheck_tests.rs (/opt/rustwide/target/debug/deps/quickcheck_tests-f5ccec03edd38445)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test quickcheck_graphemes_new_join_vs_input ... ok
[INFO] [stdout] test quickcheck_words_new_join_vs_input ... ok
[INFO] [stdout] test quickcheck_graphemes_new_forward_vs_reverse ... ok
[INFO] [stdout] test quickcheck_graphemes_new_legacy_forward_vs_reverse ... ok
[INFO] [stdout] test quickcheck_graphemes_new_legacy_join_vs_input ... ok
[INFO] [stdout] test quickcheck_words_new_forward_vs_reverse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/words_conformance_tests.rs (/opt/rustwide/target/debug/deps/words_conformance_tests-da574e3294fd3b7f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_words_conformance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unic-segment
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::next_boundary (line 642) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::cur_cursor (line 415) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::new (line 330) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeIndices::as_str (line 51) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::set_cursor (line 388) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::next_boundary (line 631) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::Graphemes::as_str (line 126) ... ok
[INFO] [stdout] test src/word.rs - word::WordBounds::as_str (line 645) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::provide_context (line 432) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::new_legacy (line 360) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::is_boundary (line 552) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::prev_boundary (line 721) ... ok
[INFO] [stdout] test src/word.rs - word::WordBoundIndices::as_str (line 87) ... ok
[INFO] [stdout] test src/grapheme.rs - grapheme::GraphemeCursor::prev_boundary (line 709) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "254e75ab20b6f1846222602ad3f6148b3631c8d58657e9d03944fec7e1fdd958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254e75ab20b6f1846222602ad3f6148b3631c8d58657e9d03944fec7e1fdd958", kill_on_drop: false }`
[INFO] [stdout] 254e75ab20b6f1846222602ad3f6148b3631c8d58657e9d03944fec7e1fdd958