[INFO] updating cached repository Tmplt/d7018e-assignment3
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Tmplt/d7018e-assignment3
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Tmplt/d7018e-assignment3" "work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Tmplt/d7018e-assignment3"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Tmplt/d7018e-assignment3'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Tmplt/d7018e-assignment3" "work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/Tmplt/d7018e-assignment3"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/Tmplt/d7018e-assignment3'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 92eb630c6ba0be093107cea7c739824dfe819f43
[INFO] sha for GitHub repo Tmplt/d7018e-assignment3: 92eb630c6ba0be093107cea7c739824dfe819f43
[INFO] validating manifest of Tmplt/d7018e-assignment3 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 Tmplt/d7018e-assignment3 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 Tmplt/d7018e-assignment3
[INFO] finished frobbing Tmplt/d7018e-assignment3
[INFO] frobbed toml for Tmplt/d7018e-assignment3 written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/Tmplt/d7018e-assignment3/Cargo.toml
[INFO] started frobbing Tmplt/d7018e-assignment3
[INFO] finished frobbing Tmplt/d7018e-assignment3
[INFO] frobbed toml for Tmplt/d7018e-assignment3 written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/Tmplt/d7018e-assignment3/Cargo.toml
[INFO] crate Tmplt/d7018e-assignment3 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 Tmplt/d7018e-assignment3 against try#74092351c05ae61047b2be02024415546595e974 for pr-60174
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-3/try#74092351c05ae61047b2be02024415546595e974:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/Tmplt/d7018e-assignment3:/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" "+74092351c05ae61047b2be02024415546595e974-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dbfa2f218ab80efb9da55b0c2318237be7836cd9df7eb24786b606f99154e29a
[INFO] running `"docker" "start" "-a" "dbfa2f218ab80efb9da55b0c2318237be7836cd9df7eb24786b606f99154e29a"`
[INFO] [stderr]     Checking d7018e-assign3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `abc`
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let abc: [u32; 4] = [
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_abc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `abc`
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let abc: [u32; 4] = [
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_abc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "dbfa2f218ab80efb9da55b0c2318237be7836cd9df7eb24786b606f99154e29a"`
[INFO] running `"docker" "rm" "-f" "dbfa2f218ab80efb9da55b0c2318237be7836cd9df7eb24786b606f99154e29a"`
[INFO] [stdout] dbfa2f218ab80efb9da55b0c2318237be7836cd9df7eb24786b606f99154e29a