[INFO] updating cached repository Knium/trpl-exercise-chap8 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Knium/trpl-exercise-chap8 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Knium/trpl-exercise-chap8" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Knium/trpl-exercise-chap8"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Knium/trpl-exercise-chap8'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Knium/trpl-exercise-chap8" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Knium/trpl-exercise-chap8"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Knium/trpl-exercise-chap8'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 51ba570a09a7e0c4d7cda9296c36ec5b9545c78b [INFO] sha for GitHub repo Knium/trpl-exercise-chap8: 51ba570a09a7e0c4d7cda9296c36ec5b9545c78b [INFO] validating manifest of Knium/trpl-exercise-chap8 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 Knium/trpl-exercise-chap8 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 Knium/trpl-exercise-chap8 [INFO] finished frobbing Knium/trpl-exercise-chap8 [INFO] frobbed toml for Knium/trpl-exercise-chap8 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Knium/trpl-exercise-chap8/Cargo.toml [INFO] started frobbing Knium/trpl-exercise-chap8 [INFO] finished frobbing Knium/trpl-exercise-chap8 [INFO] frobbed toml for Knium/trpl-exercise-chap8 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Knium/trpl-exercise-chap8/Cargo.toml [INFO] crate Knium/trpl-exercise-chap8 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 Knium/trpl-exercise-chap8 against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Knium/trpl-exercise-chap8:/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] fc4d3c8ffb0d26d54007609d458e55b7d8167085fe431c1f05f97c00b3916ecf [INFO] running `"docker" "start" "-a" "fc4d3c8ffb0d26d54007609d458e55b7d8167085fe431c1f05f97c00b3916ecf"` [INFO] [stderr] Checking trpl-exercise-chap8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `"docker" "inspect" "fc4d3c8ffb0d26d54007609d458e55b7d8167085fe431c1f05f97c00b3916ecf"` [INFO] running `"docker" "rm" "-f" "fc4d3c8ffb0d26d54007609d458e55b7d8167085fe431c1f05f97c00b3916ecf"` [INFO] [stdout] fc4d3c8ffb0d26d54007609d458e55b7d8167085fe431c1f05f97c00b3916ecf