[INFO] cloning repository azdle/advent_2015 [INFO] running `"git" "clone" "--bare" "git://github.com/azdle/advent_2015.git" "work/cache/sources/gh/azdle/advent_2015"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/azdle/advent_2015'... [INFO] running `"git" "clone" "work/cache/sources/gh/azdle/advent_2015" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/azdle/advent_2015"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/azdle/advent_2015'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/azdle/advent_2015" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/azdle/advent_2015"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/azdle/advent_2015'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 533e6c3eb7ea26ab2805726db4228bcea7862b50 [INFO] sha for GitHub repo azdle/advent_2015: 533e6c3eb7ea26ab2805726db4228bcea7862b50 [INFO] validating manifest of azdle/advent_2015 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of azdle/advent_2015 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing azdle/advent_2015 [INFO] finished frobbing azdle/advent_2015 [INFO] frobbed toml for azdle/advent_2015 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/azdle/advent_2015/Cargo.toml [INFO] started frobbing azdle/advent_2015 [INFO] finished frobbing azdle/advent_2015 [INFO] frobbed toml for azdle/advent_2015 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/azdle/advent_2015/Cargo.toml [INFO] crate azdle/advent_2015 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/azdle/advent_2015/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking azdle/advent_2015 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/azdle/advent_2015:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6f1bd1716cd082a52f9f730cb058f4fce116594c543602b8c20be5165ca6f4c4 [INFO] running `"docker" "start" "-a" "6f1bd1716cd082a52f9f730cb058f4fce116594c543602b8c20be5165ca6f4c4"` [INFO] [stderr] Checking enum-set v0.0.8 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling filetime v0.2.6 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling tar v0.4.26 [INFO] [stderr] Compiling libpcre-sys v0.2.2 [INFO] [stderr] Checking pcre v0.2.3 [INFO] [stderr] Checking advent_2015 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.83s [INFO] running `"docker" "inspect" "6f1bd1716cd082a52f9f730cb058f4fce116594c543602b8c20be5165ca6f4c4"` [INFO] running `"docker" "rm" "-f" "6f1bd1716cd082a52f9f730cb058f4fce116594c543602b8c20be5165ca6f4c4"` [INFO] [stdout] 6f1bd1716cd082a52f9f730cb058f4fce116594c543602b8c20be5165ca6f4c4