[INFO] cloning repository https://github.com/nilvon9wo/rust-greatest-common-divisor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilvon9wo/rust-greatest-common-divisor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilvon9wo%2Frust-greatest-common-divisor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilvon9wo%2Frust-greatest-common-divisor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8e41e736426178a7f657009b02d4565c38e2184f [INFO] checking nilvon9wo/rust-greatest-common-divisor against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilvon9wo%2Frust-greatest-common-divisor" "/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/nilvon9wo/rust-greatest-common-divisor 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/nilvon9wo/rust-greatest-common-divisor [INFO] finished tweaking git repo https://github.com/nilvon9wo/rust-greatest-common-divisor [INFO] tweaked toml for git repo https://github.com/nilvon9wo/rust-greatest-common-divisor written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/nilvon9wo/rust-greatest-common-divisor 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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8302d357ee6d1c66b2c4d02c56bb3d36e499ac12b057b4f11bcba006889bd382 [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" "8302d357ee6d1c66b2c4d02c56bb3d36e499ac12b057b4f11bcba006889bd382", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8302d357ee6d1c66b2c4d02c56bb3d36e499ac12b057b4f11bcba006889bd382", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8302d357ee6d1c66b2c4d02c56bb3d36e499ac12b057b4f11bcba006889bd382", kill_on_drop: false }` [INFO] [stdout] 8302d357ee6d1c66b2c4d02c56bb3d36e499ac12b057b4f11bcba006889bd382 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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] 4b666cf16a5b4727fd61ec49b1b00a6506482c0ed78b1ef1fe116d12637bc5c6 [INFO] running `Command { std: "docker" "start" "-a" "4b666cf16a5b4727fd61ec49b1b00a6506482c0ed78b1ef1fe116d12637bc5c6", kill_on_drop: false }` [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking route-recognizer v0.1.12 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking error v0.1.9 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Checking conduit-mime-types v0.7.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] Checking persistent v0.3.0 [INFO] [stderr] Checking router v0.5.1 [INFO] [stderr] Checking bodyparser v0.5.0 [INFO] [stderr] Checking urlencoded v0.5.0 [INFO] [stderr] Checking iron-gcd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.59s [INFO] running `Command { std: "docker" "inspect" "4b666cf16a5b4727fd61ec49b1b00a6506482c0ed78b1ef1fe116d12637bc5c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b666cf16a5b4727fd61ec49b1b00a6506482c0ed78b1ef1fe116d12637bc5c6", kill_on_drop: false }` [INFO] [stdout] 4b666cf16a5b4727fd61ec49b1b00a6506482c0ed78b1ef1fe116d12637bc5c6