[INFO] cloning repository https://github.com/RustBicycleBook/wordcount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustBicycleBook/wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustBicycleBook%2Fwordcount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustBicycleBook%2Fwordcount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3db5a191f5905cd48088161c13cdcfb19e83b247
[INFO] checking RustBicycleBook/wordcount against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustBicycleBook%2Fwordcount" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustBicycleBook/wordcount on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustBicycleBook/wordcount
[INFO] finished tweaking git repo https://github.com/RustBicycleBook/wordcount
[INFO] tweaked toml for git repo https://github.com/RustBicycleBook/wordcount written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/RustBicycleBook/wordcount already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdfba087bbd7ea41d71818c49684cd60144c52d72ff19e9330f696a359e8528e
[INFO] running `Command { std: "docker" "start" "-a" "fdfba087bbd7ea41d71818c49684cd60144c52d72ff19e9330f696a359e8528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdfba087bbd7ea41d71818c49684cd60144c52d72ff19e9330f696a359e8528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdfba087bbd7ea41d71818c49684cd60144c52d72ff19e9330f696a359e8528e", kill_on_drop: false }`
[INFO] [stdout] fdfba087bbd7ea41d71818c49684cd60144c52d72ff19e9330f696a359e8528e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eec96c3a6cea0ff87a4b06bb4c645804de0aea136d9563402c893493b2f097ac
[INFO] running `Command { std: "docker" "start" "-a" "eec96c3a6cea0ff87a4b06bb4c645804de0aea136d9563402c893493b2f097ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "eec96c3a6cea0ff87a4b06bb4c645804de0aea136d9563402c893493b2f097ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec96c3a6cea0ff87a4b06bb4c645804de0aea136d9563402c893493b2f097ac", kill_on_drop: false }`
[INFO] [stdout] eec96c3a6cea0ff87a4b06bb4c645804de0aea136d9563402c893493b2f097ac