[INFO] cloning repository https://github.com/colelawrence/wiktionary-part-of-speech-extract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colelawrence/wiktionary-part-of-speech-extract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolelawrence%2Fwiktionary-part-of-speech-extract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolelawrence%2Fwiktionary-part-of-speech-extract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 714e617b695ee1f2d3539eaba7fbeeaa1ec9c5b2
[INFO] checking colelawrence/wiktionary-part-of-speech-extract against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolelawrence%2Fwiktionary-part-of-speech-extract" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colelawrence/wiktionary-part-of-speech-extract on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/colelawrence/wiktionary-part-of-speech-extract
[INFO] finished tweaking git repo https://github.com/colelawrence/wiktionary-part-of-speech-extract
[INFO] tweaked toml for git repo https://github.com/colelawrence/wiktionary-part-of-speech-extract written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/colelawrence/wiktionary-part-of-speech-extract already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d7ba7129f322e2f628a25ed970ec687d5f22dc3776bc36538baf19d9de800e7
[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" "2d7ba7129f322e2f628a25ed970ec687d5f22dc3776bc36538baf19d9de800e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d7ba7129f322e2f628a25ed970ec687d5f22dc3776bc36538baf19d9de800e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7ba7129f322e2f628a25ed970ec687d5f22dc3776bc36538baf19d9de800e7", kill_on_drop: false }`
[INFO] [stdout] 2d7ba7129f322e2f628a25ed970ec687d5f22dc3776bc36538baf19d9de800e7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] aa3932796c1eec6b0aa7776b48a71fc331cc0006217ed3f25f2bad22f9ccb2a3
[INFO] running `Command { std: "docker" "start" "-a" "aa3932796c1eec6b0aa7776b48a71fc331cc0006217ed3f25f2bad22f9ccb2a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking ustr v0.7.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking wiktionary-part-of-speech-extract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.35s
[INFO] running `Command { std: "docker" "inspect" "aa3932796c1eec6b0aa7776b48a71fc331cc0006217ed3f25f2bad22f9ccb2a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3932796c1eec6b0aa7776b48a71fc331cc0006217ed3f25f2bad22f9ccb2a3", kill_on_drop: false }`
[INFO] [stdout] aa3932796c1eec6b0aa7776b48a71fc331cc0006217ed3f25f2bad22f9ccb2a3