[INFO] crate e-nguyen 0.1.2 is already in cache
[INFO] testing e-nguyen-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate e-nguyen 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate e-nguyen 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate e-nguyen 0.1.2
[INFO] finished tweaking crates.io crate e-nguyen 0.1.2
[INFO] tweaked toml for crates.io crate e-nguyen 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214fc2ac9403e81609cd287dcba908bc976e533320c6eb26a902463934e7eddf
[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" "214fc2ac9403e81609cd287dcba908bc976e533320c6eb26a902463934e7eddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214fc2ac9403e81609cd287dcba908bc976e533320c6eb26a902463934e7eddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214fc2ac9403e81609cd287dcba908bc976e533320c6eb26a902463934e7eddf", kill_on_drop: false }`
[INFO] [stdout] 214fc2ac9403e81609cd287dcba908bc976e533320c6eb26a902463934e7eddf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 231e3218a28b736b241be6dbcf77d82907196e8fd6c6d8160dec20d4e92886e4
[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" "231e3218a28b736b241be6dbcf77d82907196e8fd6c6d8160dec20d4e92886e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling vulkano v0.11.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling vk-sys v0.4.0
[INFO] [stderr]    Compiling vulkano-glyph v0.4.0
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling libpulse-sys v1.13.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling libpulse-binding v2.16.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling rustfft v3.0.1
[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-0.6.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --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=e84a84df48f8cb81 -C extra-filename=-e84a84df48f8cb81 --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" "231e3218a28b736b241be6dbcf77d82907196e8fd6c6d8160dec20d4e92886e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231e3218a28b736b241be6dbcf77d82907196e8fd6c6d8160dec20d4e92886e4", kill_on_drop: false }`
[INFO] [stdout] 231e3218a28b736b241be6dbcf77d82907196e8fd6c6d8160dec20d4e92886e4