[INFO] cloning repository yymm/rustify-random-walk [INFO] running `"git" "clone" "--bare" "git://github.com/yymm/rustify-random-walk.git" "work/cache/sources/gh/yymm/rustify-random-walk"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/yymm/rustify-random-walk'... [INFO] running `"git" "clone" "work/cache/sources/gh/yymm/rustify-random-walk" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/yymm/rustify-random-walk"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/yymm/rustify-random-walk'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/yymm/rustify-random-walk" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/yymm/rustify-random-walk"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/yymm/rustify-random-walk'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1bd7ad046714cdbabd711611dbb0204bcee90dd2 [INFO] sha for GitHub repo yymm/rustify-random-walk: 1bd7ad046714cdbabd711611dbb0204bcee90dd2 [INFO] validating manifest of yymm/rustify-random-walk 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 yymm/rustify-random-walk 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 yymm/rustify-random-walk [INFO] finished frobbing yymm/rustify-random-walk [INFO] frobbed toml for yymm/rustify-random-walk written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/yymm/rustify-random-walk/Cargo.toml [INFO] started frobbing yymm/rustify-random-walk [INFO] finished frobbing yymm/rustify-random-walk [INFO] frobbed toml for yymm/rustify-random-walk written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/yymm/rustify-random-walk/Cargo.toml [INFO] crate yymm/rustify-random-walk 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] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking yymm/rustify-random-walk against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/yymm/rustify-random-walk:/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f85b70d1bf8da03ea9712475394fd4fb622b994dc89931fa3a300d8f0dfac1c5 [INFO] running `"docker" "start" "-a" "f85b70d1bf8da03ea9712475394fd4fb622b994dc89931fa3a300d8f0dfac1c5"` [INFO] [stderr] Checking random_walk v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `"docker" "inspect" "f85b70d1bf8da03ea9712475394fd4fb622b994dc89931fa3a300d8f0dfac1c5"` [INFO] running `"docker" "rm" "-f" "f85b70d1bf8da03ea9712475394fd4fb622b994dc89931fa3a300d8f0dfac1c5"` [INFO] [stdout] f85b70d1bf8da03ea9712475394fd4fb622b994dc89931fa3a300d8f0dfac1c5