[INFO] fetching crate herring 0.1.2...
[INFO] testing herring-0.1.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate herring 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate herring 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate herring 0.1.2
[INFO] tweaked toml for crates.io crate herring 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate herring 0.1.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate herring 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25f1d456f2f150b62c7900d5599997d0c875d9e35ac80eb67c316c4ca292b872
[INFO] running `Command { std: "docker" "start" "-a" "25f1d456f2f150b62c7900d5599997d0c875d9e35ac80eb67c316c4ca292b872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25f1d456f2f150b62c7900d5599997d0c875d9e35ac80eb67c316c4ca292b872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f1d456f2f150b62c7900d5599997d0c875d9e35ac80eb67c316c4ca292b872", kill_on_drop: false }`
[INFO] [stdout] 25f1d456f2f150b62c7900d5599997d0c875d9e35ac80eb67c316c4ca292b872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f993d9728f64aa1ab1f2930d7b51ac038b5d96d8c7584114f5cd57118ea20ce
[INFO] running `Command { std: "docker" "start" "-a" "4f993d9728f64aa1ab1f2930d7b51ac038b5d96d8c7584114f5cd57118ea20ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling herring-automata v0.1.3
[INFO] [stderr]    Compiling herring-derive v0.1.2
[INFO] [stderr]    Compiling herring v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.74s
[INFO] running `Command { std: "docker" "inspect" "4f993d9728f64aa1ab1f2930d7b51ac038b5d96d8c7584114f5cd57118ea20ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f993d9728f64aa1ab1f2930d7b51ac038b5d96d8c7584114f5cd57118ea20ce", kill_on_drop: false }`
[INFO] [stdout] 4f993d9728f64aa1ab1f2930d7b51ac038b5d96d8c7584114f5cd57118ea20ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a4c9f52f413bf2b75d378a6cf71ecf51a830facfe5207fb4a0553f709396c44
[INFO] running `Command { std: "docker" "start" "-a" "9a4c9f52f413bf2b75d378a6cf71ecf51a830facfe5207fb4a0553f709396c44", kill_on_drop: false }`
[INFO] [stderr]    Compiling herring v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super`
[INFO] [stdout]    --> tests/logos_edgecase.rs:451:9
[INFO] [stdout]     |
[INFO] [stdout] 451 |     use super::*;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "9a4c9f52f413bf2b75d378a6cf71ecf51a830facfe5207fb4a0553f709396c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4c9f52f413bf2b75d378a6cf71ecf51a830facfe5207fb4a0553f709396c44", kill_on_drop: false }`
[INFO] [stdout] 9a4c9f52f413bf2b75d378a6cf71ecf51a830facfe5207fb4a0553f709396c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c97062a0f1dbb3b5656534de7811fa88b461a3e18741b26ea99fc1f41e079c1
[INFO] running `Command { std: "docker" "start" "-a" "8c97062a0f1dbb3b5656534de7811fa88b461a3e18741b26ea99fc1f41e079c1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super`
[INFO] [stderr]    --> tests/logos_edgecase.rs:451:9
[INFO] [stderr]     |
[INFO] [stderr] 451 |     use super::*;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `herring` (test "logos_edgecase") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/herring-ffcec0b2473e3441)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ignore.rs (/opt/rustwide/target/debug/deps/ignore-6f236ae118981859)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_escaped_newline ... 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] [stderr]      Running tests/initial.rs (/opt/rustwide/target/debug/deps/initial-b67b99b7a32251df)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_indent_dedent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/json.rs (/opt/rustwide/target/debug/deps/json-7c4e69a1e968b566)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_json ... 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] [stderr]      Running tests/logos_advanced.rs (/opt/rustwide/target/debug/deps/logos_advanced-6b386d7f8dfedad3)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test advanced::float ... ok
[INFO] [stdout] test advanced::integer ... ok
[INFO] [stdout] test advanced::hex ... ok
[INFO] [stdout] test advanced::keywords ... ok
[INFO] [stdout] test advanced::rustaceans ... ok
[INFO] [stdout] test advanced::polish ... ok
[INFO] [stdout] test advanced::subquotes ... ok
[INFO] [stdout] test advanced::sigs ... ok
[INFO] [stdout] test advanced::string ... ok
[INFO] [stdout] test advanced::subpatterns ... ok
[INFO] [stdout] test advanced::cyrillic ... ok
[INFO] [stderr]      Running tests/logos_binary.rs (/opt/rustwide/target/debug/deps/logos_binary-2b957bee28a039d3)
[INFO] [stdout] test advanced::what_the_heck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test handles_non_utf8 ... ok
[INFO] [stderr]      Running tests/logos_bugs.rs (/opt/rustwide/target/debug/deps/logos_bugs-dab43c301724bb35)
[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 18 tests
[INFO] [stdout] test test_180 ... ok
[INFO] [stdout] test test_181 ... ok
[INFO] [stdout] test test_227 ... ok
[INFO] [stdout] test test_259 ... ok
[INFO] [stdout] test test_265_1 ... ok
[INFO] [stdout] test test_265_2 ... ok
[INFO] [stdout] test test_265_3 ... ok
[INFO] [stdout] test test_269 ... ok
[INFO] [stdout] test test_265_4 ... ok
[INFO] [stdout] test test_272 ... ok
[INFO] [stdout] test test_394_1 ... ok
[INFO] [stdout] test test_394_2 ... ok
[INFO] [stdout] test test_420 ... ok
[INFO] [stdout] test test_424 ... ok
[INFO] [stdout] test test_456 ... ok
[INFO] [stdout] test test_461 ... ok
[INFO] [stdout] test test_200 ... ok
[INFO] [stdout] test test_384 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/logos_css.rs (/opt/rustwide/target/debug/deps/logos_css-5054d5586c63cb28)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test css::test_letter_spacing ... ok
[INFO] [stdout] test css::test_word_spacing ... ok
[INFO] [stdout] test css::test_line_height ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/logos_custom_error.rs (/opt/rustwide/target/debug/deps/logos_custom_error-e00d7cddbf689818)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... 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] [stderr]      Running tests/logos_edgecase.rs (/opt/rustwide/target/debug/deps/logos_edgecase-0c96cda82ea36576)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test benches::idents ... ok
[INFO] [stdout] test benches::keywords_and_punctators ... ok
[INFO] [stdout] test benches::strings ... ok
[INFO] [stdout] test crunch::crunch ... ok
[INFO] [stdout] test maybe::maybe_at_the_end ... ok
[INFO] [stdout] test maybe_in_loop::test_maybe_in_a_loop ... ok
[INFO] [stdout] test colors::match_colors ... ok
[INFO] [stdout] test loop_in_loop::test_a_loop_in_a_loop ... ok
[INFO] [stdout] test numbers::numbers ... ok
[INFO] [stdout] test merging_asymmetric_loops::must_compile ... ok
[INFO] [stdout] test priority_disambiguate_1::priority_abc ... ok
[INFO] [stdout] test unicode_whitespace::abcdef_trivia ... ok
[INFO] [stdout] test unicode_error_split::test ... ok
[INFO] [stdout] test priority_disambiguate_2::priority_cbd ... ok
[INFO] [stderr]      Running tests/logos_ignore_case.rs (/opt/rustwide/target/debug/deps/logos_ignore_case-a23168715a5710f6)
[INFO] [stdout] test trivia::abcdef_trivia ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ignore_case::regex ... ok
[INFO] [stdout] test ignore_case::tokens ... ok
[INFO] [stdout] test ignore_case::tokens_regex_escaped ... ok
[INFO] [stderr]      Running tests/logos_properties.rs (/opt/rustwide/target/debug/deps/logos_properties-7ae51365b1a8d4fb)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cyrillic ... ok
[INFO] [stderr]      Running tests/logos_simple.rs (/opt/rustwide/target/debug/deps/logos_simple-544543a7c0b2b0de)
[INFO] [stdout] test greek ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test extras_and_callbacks ... ok
[INFO] [stdout] test bytes ... ok
[INFO] [stdout] test hex_and_binary ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test abcs ... ok
[INFO] [stdout] test ints ... ok
[INFO] [stdout] test invalid_hex_and_binary ... ok
[INFO] [stdout] test invalid_tokens ... ok
[INFO] [stdout] test identifiers ... ok
[INFO] [stdout] test iterator ... ok
[INFO] [stdout] test keywords ... ok
[INFO] [stdout] test keywords_mix_identifiers ... ok
[INFO] [stdout] test numbers ... ok
[INFO] [stdout] test punctuation ... ok
[INFO] [stdout] test operators ... ok
[INFO] [stdout] test uints ... ok
[INFO] [stdout] test spanned_iterator ... ok
[INFO] [stdout] test invalid_abcs ... ok
[INFO] [stdout] test whitespace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/logos_unicode_dot.rs (/opt/rustwide/target/debug/deps/logos_unicode_dot-11d03e06c22fcdfd)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_unicode_dot_bytes_ascii ... ok
[INFO] [stdout] test test_unicode_dot_bytes_invalid_utf8 ... ok
[INFO] [stdout] test test_unicode_dot_bytes_unicode ... ok
[INFO] [stdout] test test_unicode_dot_str_unicode ... ok
[INFO] [stdout] test test_unicode_dot_str_ascii ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests herring
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8c97062a0f1dbb3b5656534de7811fa88b461a3e18741b26ea99fc1f41e079c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c97062a0f1dbb3b5656534de7811fa88b461a3e18741b26ea99fc1f41e079c1", kill_on_drop: false }`
[INFO] [stdout] 8c97062a0f1dbb3b5656534de7811fa88b461a3e18741b26ea99fc1f41e079c1