[INFO] updating cached repository rkmathi/rust-exc [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/rkmathi/rust-exc [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/rkmathi/rust-exc" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rkmathi/rust-exc"` [INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rkmathi/rust-exc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rkmathi/rust-exc" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rkmathi/rust-exc"` [INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rkmathi/rust-exc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 30266f6c71926038a76a4009bdd4329837ab2c44 [INFO] sha for GitHub repo rkmathi/rust-exc: 30266f6c71926038a76a4009bdd4329837ab2c44 [INFO] validating manifest of rkmathi/rust-exc on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rkmathi/rust-exc on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rkmathi/rust-exc [INFO] finished frobbing rkmathi/rust-exc [INFO] frobbed toml for rkmathi/rust-exc written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rkmathi/rust-exc/Cargo.toml [INFO] started frobbing rkmathi/rust-exc [INFO] finished frobbing rkmathi/rust-exc [INFO] frobbed toml for rkmathi/rust-exc written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/rkmathi/rust-exc/Cargo.toml [INFO] crate rkmathi/rust-exc has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rkmathi/rust-exc against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-0/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/rkmathi/rust-exc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b2fcb34385f00411c8d3a07e2cd57e249c5e4cf9bc2590dc6c95650a7aa77d4f [INFO] running `"docker" "start" "-a" "b2fcb34385f00411c8d3a07e2cd57e249c5e4cf9bc2590dc6c95650a7aa77d4f"` [INFO] [stderr] Checking rust-exc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `"docker" "inspect" "b2fcb34385f00411c8d3a07e2cd57e249c5e4cf9bc2590dc6c95650a7aa77d4f"` [INFO] running `"docker" "rm" "-f" "b2fcb34385f00411c8d3a07e2cd57e249c5e4cf9bc2590dc6c95650a7aa77d4f"` [INFO] [stdout] b2fcb34385f00411c8d3a07e2cd57e249c5e4cf9bc2590dc6c95650a7aa77d4f