[INFO] fetching crate regress 0.2.0...
[INFO] testing regress-0.2.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate regress 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate regress 0.2.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regress 0.2.0
[INFO] finished tweaking crates.io crate regress 0.2.0
[INFO] tweaked toml for crates.io crate regress 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate regress 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] de0829ce9cd6ba596756cc7b835d7f10c1b3a84555ef28f4ac0728b4bc8569c4
[INFO] running `Command { std: "docker" "start" "-a" "de0829ce9cd6ba596756cc7b835d7f10c1b3a84555ef28f4ac0728b4bc8569c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de0829ce9cd6ba596756cc7b835d7f10c1b3a84555ef28f4ac0728b4bc8569c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de0829ce9cd6ba596756cc7b835d7f10c1b3a84555ef28f4ac0728b4bc8569c4", kill_on_drop: false }`
[INFO] [stdout] de0829ce9cd6ba596756cc7b835d7f10c1b3a84555ef28f4ac0728b4bc8569c4
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49d3d037f19365a6c2765a177d054088960deb1731ee1dc0e4f3457bca4272c6
[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" "49d3d037f19365a6c2765a177d054088960deb1731ee1dc0e4f3457bca4272c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling regress v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.44s
[INFO] running `Command { std: "docker" "inspect" "49d3d037f19365a6c2765a177d054088960deb1731ee1dc0e4f3457bca4272c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d3d037f19365a6c2765a177d054088960deb1731ee1dc0e4f3457bca4272c6", kill_on_drop: false }`
[INFO] [stdout] 49d3d037f19365a6c2765a177d054088960deb1731ee1dc0e4f3457bca4272c6
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c04a478920b886b9eff08b0b530d19f4ff979d88b4f97da90a864bb84328789b
[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" "c04a478920b886b9eff08b0b530d19f4ff979d88b4f97da90a864bb84328789b", kill_on_drop: false }`
[INFO] [stderr]    Compiling regress v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "c04a478920b886b9eff08b0b530d19f4ff979d88b4f97da90a864bb84328789b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04a478920b886b9eff08b0b530d19f4ff979d88b4f97da90a864bb84328789b", kill_on_drop: false }`
[INFO] [stdout] c04a478920b886b9eff08b0b530d19f4ff979d88b4f97da90a864bb84328789b
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c18a61b65eed3c0915e8687adffbf71b2f92fd6d74b16718a9bcb30883944cd3
[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" "c18a61b65eed3c0915e8687adffbf71b2f92fd6d74b16718a9bcb30883944cd3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regress-53b77d03d34deaa7
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bytesearch::tests::bitmap_search ... ok
[INFO] [stdout] test bytesearch::tests::empty_search ... ok
[INFO] [stdout] test util::tests::ranges ... ok
[INFO] [stdout] test util::tests::utf8 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gen_folds-d6543361e3766226
[INFO] [stdout] test bytesearch::tests::literal_search ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tester-649c065a35855367
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pcre_tests-14ea497d5153a646
[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
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/syntax_error_tests-00f495b67beeaac5
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-37c02729e528f94e
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_dotall ... ok
[INFO] [stdout] test run_regexp_standalones ... ok
[INFO] [stdout] test run_regexp_unicode_burns_test ... ok
[INFO] [stdout] test non_matching_captures ... ok
[INFO] [stdout] test run_regexp_loop_capture_tests ... ok
[INFO] [stdout] test run_regexp_capture_test ... ok
[INFO] [stdout] test run_misc_tests ... ok
[INFO] [stdout] test test_lookbehinds ... ok
[INFO] [stdout] test test_zero_length_matches ... ok
[INFO] [stdout] test test_multiline ... ok
[INFO] [stdout] test run_regexp_multiline_tests ... ok
[INFO] [stdout] test run_regexp_lookahead_tests ... ok
[INFO] [stdout] test test_lookbehinds_mjsunit ... ok
[INFO] [stdout] test run_regexp_regexp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regress
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/api.rs - api::Regex::find_from (line 244) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c18a61b65eed3c0915e8687adffbf71b2f92fd6d74b16718a9bcb30883944cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18a61b65eed3c0915e8687adffbf71b2f92fd6d74b16718a9bcb30883944cd3", kill_on_drop: false }`
[INFO] [stdout] c18a61b65eed3c0915e8687adffbf71b2f92fd6d74b16718a9bcb30883944cd3