[INFO] fetching crate regress 0.4.1...
[INFO] testing regress-0.4.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate regress 0.4.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate regress 0.4.1 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 regress 0.4.1
[INFO] finished tweaking crates.io crate regress 0.4.1
[INFO] tweaked toml for crates.io crate regress 0.4.1 written to /workspace/builds/worker-37/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] e94077641e0953d1b5fd3f601b3c8606c5d5b5e7ef979149a362347a90227d59
[INFO] running `Command { std: "docker" "start" "-a" "e94077641e0953d1b5fd3f601b3c8606c5d5b5e7ef979149a362347a90227d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e94077641e0953d1b5fd3f601b3c8606c5d5b5e7ef979149a362347a90227d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94077641e0953d1b5fd3f601b3c8606c5d5b5e7ef979149a362347a90227d59", kill_on_drop: false }`
[INFO] [stdout] e94077641e0953d1b5fd3f601b3c8606c5d5b5e7ef979149a362347a90227d59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] be53ba76c4f2c32c45856716f0ffaf501bfc97a8db9cdb81a60966c655424220
[INFO] running `Command { std: "docker" "start" "-a" "be53ba76c4f2c32c45856716f0ffaf501bfc97a8db9cdb81a60966c655424220", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regress v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "be53ba76c4f2c32c45856716f0ffaf501bfc97a8db9cdb81a60966c655424220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be53ba76c4f2c32c45856716f0ffaf501bfc97a8db9cdb81a60966c655424220", kill_on_drop: false }`
[INFO] [stdout] be53ba76c4f2c32c45856716f0ffaf501bfc97a8db9cdb81a60966c655424220
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 18d71dabc4fdd2890875e6b2f406f65f5d779b3cfb7befda2d35daac415b20c0
[INFO] running `Command { std: "docker" "start" "-a" "18d71dabc4fdd2890875e6b2f406f65f5d779b3cfb7befda2d35daac415b20c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling regress v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 44.06s
[INFO] running `Command { std: "docker" "inspect" "18d71dabc4fdd2890875e6b2f406f65f5d779b3cfb7befda2d35daac415b20c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d71dabc4fdd2890875e6b2f406f65f5d779b3cfb7befda2d35daac415b20c0", kill_on_drop: false }`
[INFO] [stdout] 18d71dabc4fdd2890875e6b2f406f65f5d779b3cfb7befda2d35daac415b20c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] b1e71fe7bdfe97613b8fae79d7b43dc6b21518d26ba8285cde349ecfc11ff547
[INFO] running `Command { std: "docker" "start" "-a" "b1e71fe7bdfe97613b8fae79d7b43dc6b21518d26ba8285cde349ecfc11ff547", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regress-13c1ded318bf63d0)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bytesearch::tests::bitmap_search ... ok
[INFO] [stdout] test bytesearch::tests::literal_search ... ok
[INFO] [stdout] test util::tests::ranges ... ok
[INFO] [stdout] test util::tests::utf8 ... ok
[INFO] [stderr]      Running tests/pcre_tests.rs (/opt/rustwide/target/debug/deps/pcre_tests-9c91fe73628da403)
[INFO] [stdout] test bytesearch::tests::empty_search ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_parse_should_fail_tests ... ok
[INFO] [stdout] test run_pcre_match_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.58s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/syntax_error_tests.rs (/opt/rustwide/target/debug/deps/syntax_error_tests-7be982052bbde659)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_syntax_errors ... ok
[INFO] [stdout] test test_excessive_capture_groups ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-950a4b3f48e502c7)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test non_matching_captures ... ok
[INFO] [stdout] test run_regexp_loop_capture_tests ... ok
[INFO] [stdout] test run_regexp_named_groups_unicode_malformed_tc ... ok
[INFO] [stdout] test run_regexp_unicode_escape ... ok
[INFO] [stdout] test run_regexp_unicode_burns_test ... ok
[INFO] [stdout] test test_multiline ... ok
[INFO] [stdout] test run_misc_tests ... ok
[INFO] [stdout] test test_zero_length_matches ... ok
[INFO] [stdout] test run_regexp_capture_test ... ok
[INFO] [stdout] test run_regexp_multiline_tests ... ok
[INFO] [stdout] test test_dotall ... ok
[INFO] [stdout] test run_regexp_standalones ... ok
[INFO] [stdout] test test_lookbehinds ... ok
[INFO] [stdout] test run_regexp_lookahead_tests ... ok
[INFO] [stdout] test run_regexp_named_capture_groups ... ok
[INFO] [stdout] test test_lookbehinds_mjsunit ... ok
[INFO] [stdout] test run_regexp_regexp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regress
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/api.rs - api::Regex::find_from (line 303) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.99s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1e71fe7bdfe97613b8fae79d7b43dc6b21518d26ba8285cde349ecfc11ff547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e71fe7bdfe97613b8fae79d7b43dc6b21518d26ba8285cde349ecfc11ff547", kill_on_drop: false }`
[INFO] [stdout] b1e71fe7bdfe97613b8fae79d7b43dc6b21518d26ba8285cde349ecfc11ff547