[INFO] updating cached repository https://github.com/mkulke/kerfuffle
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] b7a0390e521108237ac5435d0e351a0c0dfedab0
[INFO] checking mkulke/kerfuffle against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkulke%2Fkerfuffle" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkulke/kerfuffle on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mkulke/kerfuffle
[INFO] finished tweaking git repo https://github.com/mkulke/kerfuffle
[INFO] tweaked toml for git repo https://github.com/mkulke/kerfuffle written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mkulke/kerfuffle already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0a5e1495c6a150dff3802ed81db2f3d4368c080e9aee4e83751e5ad5bd74314
[INFO] running `"docker" "start" "-a" "a0a5e1495c6a150dff3802ed81db2f3d4368c080e9aee4e83751e5ad5bd74314"`
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]     Checking tower-service v0.2.0 (https://github.com/tower-rs/tower#7b61c1fc)
[INFO] [stderr]     Checking tower-direct-service v0.1.0 (https://github.com/tower-rs/tower#7b61c1fc)
[INFO] [stderr]    Compiling codegen v0.1.0 (https://github.com/carllerche/codegen#2d4dcc96)
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4)
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#7b61c1fc)
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-derive v0.4.0
[INFO] [stderr]     Checking tower-add-origin v0.1.0 (https://github.com/tower-rs/tower-http#3599ce02)
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#3599ce02)
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]    Compiling prost-build v0.4.0
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking tower-h2 v0.1.0 (https://github.com/tower-rs/tower-h2#53d42498)
[INFO] [stderr]    Compiling prost-types v0.4.0
[INFO] [stderr]     Checking tower-grpc v0.1.0 (https://github.com/tower-rs/tower-grpc.git#a5959c92)
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc.git#a5959c92)
[INFO] [stderr]    Compiling kerfuffle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `"docker" "inspect" "a0a5e1495c6a150dff3802ed81db2f3d4368c080e9aee4e83751e5ad5bd74314"`
[INFO] running `"docker" "rm" "-f" "a0a5e1495c6a150dff3802ed81db2f3d4368c080e9aee4e83751e5ad5bd74314"`
[INFO] [stdout] a0a5e1495c6a150dff3802ed81db2f3d4368c080e9aee4e83751e5ad5bd74314