[INFO] fetching crate regex 1.4.2...
[INFO] checking regex-1.4.2 against beta for pr-78714
[INFO] extracting crate regex 1.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate regex 1.4.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regex 1.4.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate regex 1.4.2
[INFO] tweaked toml for crates.io crate regex 1.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate regex 1.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4bfc1a48e01a94fcb2d1988d17d38eb663b76af20f3bbfc2859d0a3fd99771a
[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" "b4bfc1a48e01a94fcb2d1988d17d38eb663b76af20f3bbfc2859d0a3fd99771a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4bfc1a48e01a94fcb2d1988d17d38eb663b76af20f3bbfc2859d0a3fd99771a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4bfc1a48e01a94fcb2d1988d17d38eb663b76af20f3bbfc2859d0a3fd99771a", kill_on_drop: false }`
[INFO] [stdout] b4bfc1a48e01a94fcb2d1988d17d38eb663b76af20f3bbfc2859d0a3fd99771a
[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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d67823e830a302421299c55d5a7c2a456284b9ebc143ee96449cf7a3d9db2c88
[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" "d67823e830a302421299c55d5a7c2a456284b9ebc143ee96449cf7a3d9db2c88", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking regex v1.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.37s
[INFO] running `Command { std: "docker" "inspect" "d67823e830a302421299c55d5a7c2a456284b9ebc143ee96449cf7a3d9db2c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67823e830a302421299c55d5a7c2a456284b9ebc143ee96449cf7a3d9db2c88", kill_on_drop: false }`
[INFO] [stdout] d67823e830a302421299c55d5a7c2a456284b9ebc143ee96449cf7a3d9db2c88