[INFO] updating cached repository ianwjhalliday/adventofcode2016
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ianwjhalliday/adventofcode2016
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ianwjhalliday/adventofcode2016" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ianwjhalliday/adventofcode2016"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ianwjhalliday/adventofcode2016'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ianwjhalliday/adventofcode2016" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/ianwjhalliday/adventofcode2016"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/ianwjhalliday/adventofcode2016'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 64f5eba08305881ac73caa2f566756292b0ed2e5
[INFO] sha for GitHub repo ianwjhalliday/adventofcode2016: 64f5eba08305881ac73caa2f566756292b0ed2e5
[INFO] validating manifest of ianwjhalliday/adventofcode2016 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ianwjhalliday/adventofcode2016 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ianwjhalliday/adventofcode2016
[INFO] removed path dependency rust-crypto from ianwjhalliday/adventofcode2016
[INFO] finished frobbing ianwjhalliday/adventofcode2016
[INFO] frobbed toml for ianwjhalliday/adventofcode2016 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ianwjhalliday/adventofcode2016/Cargo.toml
[INFO] started frobbing ianwjhalliday/adventofcode2016
[INFO] removed path dependency rust-crypto from ianwjhalliday/adventofcode2016
[INFO] finished frobbing ianwjhalliday/adventofcode2016
[INFO] frobbed toml for ianwjhalliday/adventofcode2016 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/ianwjhalliday/adventofcode2016/Cargo.toml
[INFO] crate ianwjhalliday/adventofcode2016 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ianwjhalliday/adventofcode2016/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ianwjhalliday/adventofcode2016 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-6/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ianwjhalliday/adventofcode2016:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 64af95d18be60ac1f6f880bd29bf968cd7c36b8e4d76e501b02185fe2bae439f
[INFO] running `"docker" "start" "-a" "64af95d18be60ac1f6f880bd29bf968cd7c36b8e4d76e501b02185fe2bae439f"`
[INFO] [stderr] warning: dependency (rust-crypto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking advent2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "64af95d18be60ac1f6f880bd29bf968cd7c36b8e4d76e501b02185fe2bae439f"`
[INFO] running `"docker" "rm" "-f" "64af95d18be60ac1f6f880bd29bf968cd7c36b8e4d76e501b02185fe2bae439f"`
[INFO] [stdout] 64af95d18be60ac1f6f880bd29bf968cd7c36b8e4d76e501b02185fe2bae439f