[INFO] updating cached repository https://github.com/mslynch/adventofcode2016
[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] 1bb014bf0321a88d7a1eaa69f1cf8ba7f8f0fb2b
[INFO] checking mslynch/adventofcode2016 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmslynch%2Fadventofcode2016" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mslynch/adventofcode2016 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mslynch/adventofcode2016
[INFO] finished tweaking git repo https://github.com/mslynch/adventofcode2016
[INFO] tweaked toml for git repo https://github.com/mslynch/adventofcode2016 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mslynch/adventofcode2016 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9b44d6a3e2ea1347781ccf09c9d505e5f909c93722ce36bc6939f85f80e88f10
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9b44d6a3e2ea1347781ccf09c9d505e5f909c93722ce36bc6939f85f80e88f10"`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rpds v0.6.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking sized-chunks v0.1.3
[INFO] [stderr]     Checking fancy-regex v0.2.0
[INFO] [stderr]     Checking adventofcode2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.40s
[INFO] running `"docker" "inspect" "9b44d6a3e2ea1347781ccf09c9d505e5f909c93722ce36bc6939f85f80e88f10"`
[INFO] running `"docker" "rm" "-f" "9b44d6a3e2ea1347781ccf09c9d505e5f909c93722ce36bc6939f85f80e88f10"`
[INFO] [stdout] 9b44d6a3e2ea1347781ccf09c9d505e5f909c93722ce36bc6939f85f80e88f10