[INFO] updating cached repository https://github.com/z2oh/chromatic_confinement [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7773f44ca986024b3c71784982c1549c9f1cfc90 [INFO] checking z2oh/chromatic_confinement against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2oh%2Fchromatic_confinement" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/z2oh/chromatic_confinement on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/z2oh/chromatic_confinement [INFO] finished tweaking git repo https://github.com/z2oh/chromatic_confinement [INFO] tweaked toml for git repo https://github.com/z2oh/chromatic_confinement written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/z2oh/chromatic_confinement already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4fc97864f8fbb1e3745836715a20e6c1a184651c769cdfbfa69629d7b8b62e12 [INFO] running `"docker" "start" "-a" "4fc97864f8fbb1e3745836715a20e6c1a184651c769cdfbfa69629d7b8b62e12"` [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Checking either v1.4.0 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking adler32 v1.0.2 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking scoped_threadpool v0.1.8 [INFO] [stderr] Checking ego-tree v0.1.1 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking deflate v0.7.17 [INFO] [stderr] Checking inflate v0.3.3 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking coco v0.1.1 [INFO] [stderr] Checking clap v2.29.4 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num-rational v0.1.40 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking jpeg-decoder v0.1.13 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking chromatic_confiner v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.49s [INFO] running `"docker" "inspect" "4fc97864f8fbb1e3745836715a20e6c1a184651c769cdfbfa69629d7b8b62e12"` [INFO] running `"docker" "rm" "-f" "4fc97864f8fbb1e3745836715a20e6c1a184651c769cdfbfa69629d7b8b62e12"` [INFO] [stdout] 4fc97864f8fbb1e3745836715a20e6c1a184651c769cdfbfa69629d7b8b62e12