[INFO] updating cached repository https://github.com/bootandy/dust
[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] 6ab46d8471e065da5f5952808535d55b8ab2bd16
[INFO] checking bootandy/dust against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbootandy%2Fdust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bootandy/dust on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bootandy/dust
[INFO] finished tweaking git repo https://github.com/bootandy/dust
[INFO] tweaked toml for git repo https://github.com/bootandy/dust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bootandy/dust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] c887ef865526f6f58cf14c84e332b193e76863de4afcbfc943ac1ac1bb2763bb
[INFO] running `"docker" "start" "-a" "c887ef865526f6f58cf14c84e332b193e76863de4afcbfc943ac1ac1bb2763bb"`
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]     Checking du-dust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.17s
[INFO] running `"docker" "inspect" "c887ef865526f6f58cf14c84e332b193e76863de4afcbfc943ac1ac1bb2763bb"`
[INFO] running `"docker" "rm" "-f" "c887ef865526f6f58cf14c84e332b193e76863de4afcbfc943ac1ac1bb2763bb"`
[INFO] [stdout] c887ef865526f6f58cf14c84e332b193e76863de4afcbfc943ac1ac1bb2763bb