[INFO] fetching crate rusty_hogs 1.0.1...
[INFO] checking rusty_hogs-1.0.1 against master#f90b06d7fb00470177516c5881bcec0432cb4f24 for pr-94063
[INFO] extracting crate rusty_hogs 1.0.1 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate rusty_hogs 1.0.1 on toolchain f90b06d7fb00470177516c5881bcec0432cb4f24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f90b06d7fb00470177516c5881bcec0432cb4f24" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty_hogs 1.0.1
[INFO] finished tweaking crates.io crate rusty_hogs 1.0.1
[INFO] tweaked toml for crates.io crate rusty_hogs 1.0.1 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate crates.io crate rusty_hogs 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f90b06d7fb00470177516c5881bcec0432cb4f24" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+f90b06d7fb00470177516c5881bcec0432cb4f24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c55821d2dc91d04e3b1914ece36b7a02ade8a181fb25fb7f22b5efa475067d4c
[INFO] running `Command { std: "docker" "start" "-a" "c55821d2dc91d04e3b1914ece36b7a02ade8a181fb25fb7f22b5efa475067d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c55821d2dc91d04e3b1914ece36b7a02ade8a181fb25fb7f22b5efa475067d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55821d2dc91d04e3b1914ece36b7a02ade8a181fb25fb7f22b5efa475067d4c", kill_on_drop: false }`
[INFO] [stdout] c55821d2dc91d04e3b1914ece36b7a02ade8a181fb25fb7f22b5efa475067d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+f90b06d7fb00470177516c5881bcec0432cb4f24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62cfe2c8fc64776632a6fd2d11f46c7427d53cfab97eaffec1b989171e9d711b
[INFO] running `Command { std: "docker" "start" "-a" "62cfe2c8fc64776632a6fd2d11f46c7427d53cfab97eaffec1b989171e9d711b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking simple-error v0.2.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.13/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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=fbc2ba801ff4c23d -C extra-filename=-fbc2ba801ff4c23d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "62cfe2c8fc64776632a6fd2d11f46c7427d53cfab97eaffec1b989171e9d711b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62cfe2c8fc64776632a6fd2d11f46c7427d53cfab97eaffec1b989171e9d711b", kill_on_drop: false }`
[INFO] [stdout] 62cfe2c8fc64776632a6fd2d11f46c7427d53cfab97eaffec1b989171e9d711b