[INFO] fetching crate regress 0.2.0...
[INFO] testing regress-0.2.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate regress 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate regress 0.2.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-5/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded syn v1.0.45
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ab5e857eb5e7358a0b5f34a68d0052a9bbbd0355aa1bc87b801f931c2aa2f09
[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" "6ab5e857eb5e7358a0b5f34a68d0052a9bbbd0355aa1bc87b801f931c2aa2f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ab5e857eb5e7358a0b5f34a68d0052a9bbbd0355aa1bc87b801f931c2aa2f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab5e857eb5e7358a0b5f34a68d0052a9bbbd0355aa1bc87b801f931c2aa2f09", kill_on_drop: false }`
[INFO] [stdout] 6ab5e857eb5e7358a0b5f34a68d0052a9bbbd0355aa1bc87b801f931c2aa2f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 97cadfb062048e77ed7d3e90615f2c50b9c0b92f188c7439afa17daff37697dd
[INFO] running `Command { std: "docker" "start" "-a" "97cadfb062048e77ed7d3e90615f2c50b9c0b92f188c7439afa17daff37697dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[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] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/classicalbacktrack.rs:523:18
[INFO] [stdout]     |
[INFO] [stdout] 523 |                 };
[INFO] [stdout]     |                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pikevm.rs:101:6
[INFO] [stdout]     |
[INFO] [stdout] 101 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.44s
[INFO] running `Command { std: "docker" "inspect" "97cadfb062048e77ed7d3e90615f2c50b9c0b92f188c7439afa17daff37697dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cadfb062048e77ed7d3e90615f2c50b9c0b92f188c7439afa17daff37697dd", kill_on_drop: false }`
[INFO] [stdout] 97cadfb062048e77ed7d3e90615f2c50b9c0b92f188c7439afa17daff37697dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1160892044c176774e6b01ca65ed66c6bac195649abbf9529ee8a37010d9f56
[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" "b1160892044c176774e6b01ca65ed66c6bac195649abbf9529ee8a37010d9f56", kill_on_drop: false }`
[INFO] [stderr]    Compiling regress v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/classicalbacktrack.rs:523:18
[INFO] [stdout]     |
[INFO] [stdout] 523 |                 };
[INFO] [stdout]     |                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pikevm.rs:101:6
[INFO] [stdout]     |
[INFO] [stdout] 101 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/classicalbacktrack.rs:523:18
[INFO] [stdout]     |
[INFO] [stdout] 523 |                 };
[INFO] [stdout]     |                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pikevm.rs:101:6
[INFO] [stdout]     |
[INFO] [stdout] 101 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "b1160892044c176774e6b01ca65ed66c6bac195649abbf9529ee8a37010d9f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1160892044c176774e6b01ca65ed66c6bac195649abbf9529ee8a37010d9f56", kill_on_drop: false }`
[INFO] [stdout] b1160892044c176774e6b01ca65ed66c6bac195649abbf9529ee8a37010d9f56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 429a284af06149fa11b4ef1946fd628b2768101554e898d578d9d5b7064d98d8
[INFO] running `Command { std: "docker" "start" "-a" "429a284af06149fa11b4ef1946fd628b2768101554e898d578d9d5b7064d98d8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/classicalbacktrack.rs:523:18
[INFO] [stderr]     |
[INFO] [stderr] 523 |                 };
[INFO] [stderr]     |                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/pikevm.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/classicalbacktrack.rs:523:18
[INFO] [stderr]     |
[INFO] [stderr] 523 |                 };
[INFO] [stderr]     |                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/pikevm.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regress-89b7862bba49e59d)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bytesearch::tests::bitmap_search ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gen_folds-8fa696b96526226a)
[INFO] [stdout] test util::tests::ranges ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tester-0d2b12f3224ea054)
[INFO] [stdout] test util::tests::utf8 ... ok
[INFO] [stdout] test bytesearch::tests::literal_search ... ok
[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 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/pcre_tests.rs (/opt/rustwide/target/debug/deps/pcre_tests-3fe31b2b6e2a483c)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_parse_should_fail_tests ... ok
[INFO] [stderr]      Running tests/syntax_error_tests.rs (/opt/rustwide/target/debug/deps/syntax_error_tests-f571232dda9b822a)
[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 0.90s
[INFO] [stdout] 
[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 0.44s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-96aea7a5cae927f2)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test non_matching_captures ... ok
[INFO] [stdout] test run_regexp_loop_capture_tests ... ok
[INFO] [stdout] test run_misc_tests ... ok
[INFO] [stdout] test run_regexp_unicode_burns_test ... ok
[INFO] [stdout] test test_dotall ... ok
[INFO] [stdout] test test_multiline ... ok
[INFO] [stdout] test run_regexp_standalones ... ok
[INFO] [stdout] test test_zero_length_matches ... ok
[INFO] [stdout] test run_regexp_multiline_tests ... ok
[INFO] [stdout] test test_lookbehinds ... ok
[INFO] [stdout] test run_regexp_capture_test ... ok
[INFO] [stdout] test test_lookbehinds_mjsunit ... ok
[INFO] [stdout] test run_regexp_lookahead_tests ... 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; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regress
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/classicalbacktrack.rs:523:18
[INFO] [stderr]     |
[INFO] [stderr] 523 |                 };
[INFO] [stderr]     |                  ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/pikevm.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/api.rs - api::Regex::find_from (line 244) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "429a284af06149fa11b4ef1946fd628b2768101554e898d578d9d5b7064d98d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429a284af06149fa11b4ef1946fd628b2768101554e898d578d9d5b7064d98d8", kill_on_drop: false }`
[INFO] [stdout] 429a284af06149fa11b4ef1946fd628b2768101554e898d578d9d5b7064d98d8