[INFO] updating cached repository jamuc/rust_fibonacci [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jamuc/rust_fibonacci [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jamuc/rust_fibonacci" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jamuc/rust_fibonacci"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jamuc/rust_fibonacci'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jamuc/rust_fibonacci" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jamuc/rust_fibonacci"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jamuc/rust_fibonacci'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 699945cde68f3afa34d5c19e50897c67a12e3961 [INFO] sha for GitHub repo jamuc/rust_fibonacci: 699945cde68f3afa34d5c19e50897c67a12e3961 [INFO] validating manifest of jamuc/rust_fibonacci on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jamuc/rust_fibonacci on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jamuc/rust_fibonacci [INFO] finished frobbing jamuc/rust_fibonacci [INFO] frobbed toml for jamuc/rust_fibonacci written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jamuc/rust_fibonacci/Cargo.toml [INFO] started frobbing jamuc/rust_fibonacci [INFO] finished frobbing jamuc/rust_fibonacci [INFO] frobbed toml for jamuc/rust_fibonacci written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jamuc/rust_fibonacci/Cargo.toml [INFO] crate jamuc/rust_fibonacci already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking jamuc/rust_fibonacci against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-3/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jamuc/rust_fibonacci:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 04b73f0e8df2d995a47ad63d9959a418663ee22050f63e6bace78bfc311052ac [INFO] running `"docker" "start" "-a" "04b73f0e8df2d995a47ad63d9959a418663ee22050f63e6bace78bfc311052ac"` [INFO] [stderr] Checking fibonacci v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `"docker" "inspect" "04b73f0e8df2d995a47ad63d9959a418663ee22050f63e6bace78bfc311052ac"` [INFO] running `"docker" "rm" "-f" "04b73f0e8df2d995a47ad63d9959a418663ee22050f63e6bace78bfc311052ac"` [INFO] [stdout] 04b73f0e8df2d995a47ad63d9959a418663ee22050f63e6bace78bfc311052ac