[INFO] updating cached repository hjr3/building-better-interfaces [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/hjr3/building-better-interfaces [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/hjr3/building-better-interfaces" "work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hjr3/building-better-interfaces"` [INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hjr3/building-better-interfaces'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/hjr3/building-better-interfaces" "work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/hjr3/building-better-interfaces"` [INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/hjr3/building-better-interfaces'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4d30913d5f3230f435fed75e13571d4164d6b5d3 [INFO] sha for GitHub repo hjr3/building-better-interfaces: 4d30913d5f3230f435fed75e13571d4164d6b5d3 [INFO] validating manifest of hjr3/building-better-interfaces on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hjr3/building-better-interfaces on toolchain try#74092351c05ae61047b2be02024415546595e974 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hjr3/building-better-interfaces [INFO] finished frobbing hjr3/building-better-interfaces [INFO] frobbed toml for hjr3/building-better-interfaces written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hjr3/building-better-interfaces/Cargo.toml [INFO] started frobbing hjr3/building-better-interfaces [INFO] finished frobbing hjr3/building-better-interfaces [INFO] frobbed toml for hjr3/building-better-interfaces written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/hjr3/building-better-interfaces/Cargo.toml [INFO] crate hjr3/building-better-interfaces already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking hjr3/building-better-interfaces against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60174 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hjr3/building-better-interfaces:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 046c29d594e8615e86cdcb01ff710a3de6fae635b5f7b54e7b6609fbc7eeb8a7 [INFO] running `"docker" "start" "-a" "046c29d594e8615e86cdcb01ff710a3de6fae635b5f7b54e7b6609fbc7eeb8a7"` [INFO] [stderr] Checking building-better-interfaces v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "046c29d594e8615e86cdcb01ff710a3de6fae635b5f7b54e7b6609fbc7eeb8a7"` [INFO] running `"docker" "rm" "-f" "046c29d594e8615e86cdcb01ff710a3de6fae635b5f7b54e7b6609fbc7eeb8a7"` [INFO] [stdout] 046c29d594e8615e86cdcb01ff710a3de6fae635b5f7b54e7b6609fbc7eeb8a7