[INFO] crate regex 1.3.9 is already in cache
[INFO] testing regex-1.3.9 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate regex 1.3.9 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate regex 1.3.9 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regex 1.3.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate regex 1.3.9
[INFO] tweaked toml for crates.io crate regex 1.3.9 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate regex 1.3.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c5bec7b204a51280472bf5e47fd3af3832be3477beb6469c67606a3644d8c7
[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" "b6c5bec7b204a51280472bf5e47fd3af3832be3477beb6469c67606a3644d8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c5bec7b204a51280472bf5e47fd3af3832be3477beb6469c67606a3644d8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c5bec7b204a51280472bf5e47fd3af3832be3477beb6469c67606a3644d8c7", kill_on_drop: false }`
[INFO] [stdout] b6c5bec7b204a51280472bf5e47fd3af3832be3477beb6469c67606a3644d8c7
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f186842eec380317d8c696b5d44fdcb6337d5d0230c3b16e60cee2b12af77a55
[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" "f186842eec380317d8c696b5d44fdcb6337d5d0230c3b16e60cee2b12af77a55", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.3.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `Command { std: "docker" "inspect" "f186842eec380317d8c696b5d44fdcb6337d5d0230c3b16e60cee2b12af77a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f186842eec380317d8c696b5d44fdcb6337d5d0230c3b16e60cee2b12af77a55", kill_on_drop: false }`
[INFO] [stdout] f186842eec380317d8c696b5d44fdcb6337d5d0230c3b16e60cee2b12af77a55
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 461220da67d48881d953e09bc3f70b241f763ee22b856b554dae982cf38365c5
[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" "461220da67d48881d953e09bc3f70b241f763ee22b856b554dae982cf38365c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling regex v1.3.9 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `regex`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nfa tests/test_nfa.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test --cfg 'feature="aho-corasick"' --cfg 'feature="default"' --cfg 'feature="memchr"' --cfg 'feature="perf"' --cfg 'feature="perf-cache"' --cfg 'feature="perf-dfa"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="std"' --cfg 'feature="thread_local"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=303dc27b07fb90dc -C extra-filename=-303dc27b07fb90dc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-dea8f4c5cf2b40b3.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-8df1994bb164e7a2.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-cb8a43df49046180.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-80664d0a4a0fa651.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-d30472447af59f85.rlib --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-a1e9e1e3fc23ae94.rlib --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-b5a8520d8d18b76f.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "461220da67d48881d953e09bc3f70b241f763ee22b856b554dae982cf38365c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461220da67d48881d953e09bc3f70b241f763ee22b856b554dae982cf38365c5", kill_on_drop: false }`
[INFO] [stdout] 461220da67d48881d953e09bc3f70b241f763ee22b856b554dae982cf38365c5