[INFO] crate regex_generate 0.2.1 is already in cache
[INFO] testing regex_generate-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate regex_generate 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate regex_generate 0.2.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate regex_generate 0.2.1
[INFO] finished tweaking crates.io crate regex_generate 0.2.1
[INFO] tweaked toml for crates.io crate regex_generate 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate regex_generate 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93567df3557e42a5743fe4f2e2c267d5d6d491ae39e633c819977ea6ff02fe78
[INFO] running `"docker" "start" "-a" "93567df3557e42a5743fe4f2e2c267d5d6d491ae39e633c819977ea6ff02fe78"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling regex_generate v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.04s
[INFO] running `"docker" "inspect" "93567df3557e42a5743fe4f2e2c267d5d6d491ae39e633c819977ea6ff02fe78"`
[INFO] running `"docker" "rm" "-f" "93567df3557e42a5743fe4f2e2c267d5d6d491ae39e633c819977ea6ff02fe78"`
[INFO] [stdout] 93567df3557e42a5743fe4f2e2c267d5d6d491ae39e633c819977ea6ff02fe78
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be96b3675eec6fef51230fea45de95fb254a105d0cc8000d7e282fffb89a8a6c
[INFO] running `"docker" "start" "-a" "be96b3675eec6fef51230fea45de95fb254a105d0cc8000d7e282fffb89a8a6c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling regex_generate v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.68s
[INFO] running `"docker" "inspect" "be96b3675eec6fef51230fea45de95fb254a105d0cc8000d7e282fffb89a8a6c"`
[INFO] running `"docker" "rm" "-f" "be96b3675eec6fef51230fea45de95fb254a105d0cc8000d7e282fffb89a8a6c"`
[INFO] [stdout] be96b3675eec6fef51230fea45de95fb254a105d0cc8000d7e282fffb89a8a6c
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56146ed22f3237586deafd10d5c33d9270bbf79cc12931bce402a50fb07474e4
[INFO] running `"docker" "start" "-a" "56146ed22f3237586deafd10d5c33d9270bbf79cc12931bce402a50fb07474e4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regex_generate-a56eff5057c08d90
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test tests::gen_empty ... ok
[INFO] [stdout] test tests::gen_alternate ... ok
[INFO] [stdout] test tests::gen_repeat_one_or_more_lazy ... ok
[INFO] [stdout] test tests::gen_any ... ok
[INFO] [stdout] test tests::gen_group ... ok
[INFO] [stdout] test tests::gen_any_no_newline ... ok
[INFO] [stdout] test tests::gen_literal ... ok
[INFO] [stdout] test tests::gen_class ... ok
[INFO] [stdout] test tests::gen_concat ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_more_lazy ... ok
[INFO] [stdout] test tests::gen_not_word_boundary ... ok
[INFO] [stdout] test tests::gen_repeat_range_exact ... ok
[INFO] [stdout] test tests::gen_repeat_range_exact_lazy ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_one_lazy ... ok
[INFO] [stdout] test tests::gen_repeat_range_open_lazy ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_one ... ok
[INFO] [stdout] test tests::gen_start_end_line ... ok
[INFO] [stdout] test tests::gen_start_end_text_empty ... ok
[INFO] [stdout] test tests::gen_repeat_range_lazy ... ok
[INFO] [stdout] test tests::gen_repeat_range ... ok
[INFO] [stdout] test tests::gen_start_end_text_always ... ok
[INFO] [stdout] test tests::gen_start_end_text ... ok
[INFO] [stdout] test tests::gen_word_boundary ... ok
[INFO] [stdout] test tests::gen_repeat_one_or_more ... ok
[INFO] [stdout] test tests::gen_repeat_range_open ... ok
[INFO] [stdout] test tests::gen_complex ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_more ... ok
[INFO] [stdout] test tests::gen_ascii_classes ... ok
[INFO] [stdout] test tests::gen_unicode_script_classes ... ok
[INFO] [stdout] test tests::gen_unicode_classes ... ok
[INFO] [stdout] test tests::gen_perl_classes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regex_generate
[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] running `"docker" "inspect" "56146ed22f3237586deafd10d5c33d9270bbf79cc12931bce402a50fb07474e4"`
[INFO] running `"docker" "rm" "-f" "56146ed22f3237586deafd10d5c33d9270bbf79cc12931bce402a50fb07474e4"`
[INFO] [stdout] 56146ed22f3237586deafd10d5c33d9270bbf79cc12931bce402a50fb07474e4