[INFO] fetching crate regress 0.2.0...
[INFO] testing regress-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate regress 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate regress 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-3/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" "+1.49.0" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a0273793cb5e8297c86f405f86e835d01b331786ae3e872e87fbafeeab423c3
[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" "1a0273793cb5e8297c86f405f86e835d01b331786ae3e872e87fbafeeab423c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a0273793cb5e8297c86f405f86e835d01b331786ae3e872e87fbafeeab423c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0273793cb5e8297c86f405f86e835d01b331786ae3e872e87fbafeeab423c3", kill_on_drop: false }`
[INFO] [stdout] 1a0273793cb5e8297c86f405f86e835d01b331786ae3e872e87fbafeeab423c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3118d34c155379cddca65d1dec7631d197988fdd93ca0e9fba02a66f5853720c
[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" "3118d34c155379cddca65d1dec7631d197988fdd93ca0e9fba02a66f5853720c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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 32.93s
[INFO] running `Command { std: "docker" "inspect" "3118d34c155379cddca65d1dec7631d197988fdd93ca0e9fba02a66f5853720c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3118d34c155379cddca65d1dec7631d197988fdd93ca0e9fba02a66f5853720c", kill_on_drop: false }`
[INFO] [stdout] 3118d34c155379cddca65d1dec7631d197988fdd93ca0e9fba02a66f5853720c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cd91e76a04e345a8b60df49ef8d1294b978d1ded3945f355afc7dcae0ada6ad
[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" "3cd91e76a04e345a8b60df49ef8d1294b978d1ded3945f355afc7dcae0ada6ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling regress v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.82s
[INFO] running `Command { std: "docker" "inspect" "3cd91e76a04e345a8b60df49ef8d1294b978d1ded3945f355afc7dcae0ada6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd91e76a04e345a8b60df49ef8d1294b978d1ded3945f355afc7dcae0ada6ad", kill_on_drop: false }`
[INFO] [stdout] 3cd91e76a04e345a8b60df49ef8d1294b978d1ded3945f355afc7dcae0ada6ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa73a3ca9c7d9671ad9db18e29acfb36b7c6b9edfd19f0ae70e511f9bba235ff
[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" "fa73a3ca9c7d9671ad9db18e29acfb36b7c6b9edfd19f0ae70e511f9bba235ff", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regress-2e3215b8ea63801e
[INFO] [stdout] test bytesearch::tests::empty_search ... ok
[INFO] [stdout] test util::tests::ranges ... ok
[INFO] [stdout] test bytesearch::tests::bitmap_search ... ok
[INFO] [stdout] test bytesearch::tests::literal_search ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gen_folds-55231bad025f88ab
[INFO] [stdout] test util::tests::utf8 ... 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-f67e67b618065b1f
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pcre_tests-d6ae4158ed9c11d9
[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 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-4271f724a5b547c2
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_syntax_errors ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-c2d5921d0bda94c9
[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] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test non_matching_captures ... ok
[INFO] [stdout] test run_misc_tests ... ok
[INFO] [stdout] test run_regexp_unicode_burns_test ... ok
[INFO] [stdout] test test_zero_length_matches ... ok
[INFO] [stdout] test test_dotall ... ok
[INFO] [stdout] test test_multiline ... ok
[INFO] [stdout] test run_regexp_loop_capture_tests ... ok
[INFO] [stdout] test run_regexp_standalones ... ok
[INFO] [stdout] test test_lookbehinds ... ok
[INFO] [stdout] test run_regexp_capture_test ... ok
[INFO] [stdout] test run_regexp_multiline_tests ... ok
[INFO] [stdout] test run_regexp_lookahead_tests ... ok
[INFO] [stdout] test run_regexp_regexp ... ok
[INFO] [stdout] test test_lookbehinds_mjsunit ... 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/api.rs - api::Regex::find_from (line 244) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... 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" "fa73a3ca9c7d9671ad9db18e29acfb36b7c6b9edfd19f0ae70e511f9bba235ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa73a3ca9c7d9671ad9db18e29acfb36b7c6b9edfd19f0ae70e511f9bba235ff", kill_on_drop: false }`
[INFO] [stdout] fa73a3ca9c7d9671ad9db18e29acfb36b7c6b9edfd19f0ae70e511f9bba235ff