[INFO] fetching crate peepmatic 0.73.0...
[INFO] checking peepmatic-0.73.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate peepmatic 0.73.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate peepmatic 0.73.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peepmatic 0.73.0
[INFO] finished tweaking crates.io crate peepmatic 0.73.0
[INFO] tweaked toml for crates.io crate peepmatic 0.73.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3a0edee72572b8ee4be40d391d5059d76c69eb8de5b3b8eac4d416918316a9e
[INFO] running `Command { std: "docker" "start" "-a" "e3a0edee72572b8ee4be40d391d5059d76c69eb8de5b3b8eac4d416918316a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3a0edee72572b8ee4be40d391d5059d76c69eb8de5b3b8eac4d416918316a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a0edee72572b8ee4be40d391d5059d76c69eb8de5b3b8eac4d416918316a9e", kill_on_drop: false }`
[INFO] [stdout] e3a0edee72572b8ee4be40d391d5059d76c69eb8de5b3b8eac4d416918316a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d74da9c92209b04358589e872ad9dc8e888f5332bd06f6efee3a54ec1c3c2c8
[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" "9d74da9c92209b04358589e872ad9dc8e888f5332bd06f6efee3a54ec1c3c2c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking peepmatic-traits v0.73.0
[INFO] [stderr]     Checking bumpalo v3.6.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking wast v35.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling peepmatic-macro v0.73.0
[INFO] [stderr]    Compiling z3-sys v0.6.3
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking peepmatic-automata v0.73.0
[INFO] [stderr]     Checking peepmatic-test-operator v0.73.0
[INFO] [stderr] error: could not compile `peepmatic-automata`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name peepmatic_automata --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/peepmatic-automata-0.73.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="dot"' --cfg 'feature="serde"' -C metadata=5d0360d6c01127ab -C extra-filename=-5d0360d6c01127ab --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-f0b63f94fb18e799.rmeta --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" "9d74da9c92209b04358589e872ad9dc8e888f5332bd06f6efee3a54ec1c3c2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d74da9c92209b04358589e872ad9dc8e888f5332bd06f6efee3a54ec1c3c2c8", kill_on_drop: false }`
[INFO] [stdout] 9d74da9c92209b04358589e872ad9dc8e888f5332bd06f6efee3a54ec1c3c2c8