[INFO] updating cached repository Akavall/FileParsingTools
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Akavall/FileParsingTools
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Akavall/FileParsingTools" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Akavall/FileParsingTools"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Akavall/FileParsingTools'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Akavall/FileParsingTools" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Akavall/FileParsingTools"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Akavall/FileParsingTools'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2313b051de3864577c4dd128f97daa28f06760bd
[INFO] sha for GitHub repo Akavall/FileParsingTools: 2313b051de3864577c4dd128f97daa28f06760bd
[INFO] validating manifest of Akavall/FileParsingTools on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Akavall/FileParsingTools on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Akavall/FileParsingTools
[INFO] finished frobbing Akavall/FileParsingTools
[INFO] frobbed toml for Akavall/FileParsingTools written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Akavall/FileParsingTools/Cargo.toml
[INFO] started frobbing Akavall/FileParsingTools
[INFO] finished frobbing Akavall/FileParsingTools
[INFO] frobbed toml for Akavall/FileParsingTools written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Akavall/FileParsingTools/Cargo.toml
[INFO] crate Akavall/FileParsingTools has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Akavall/FileParsingTools against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Akavall/FileParsingTools:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e0442afd47759244dcfff2d1a951cb4d396890636f8d437f18ee324bcb675f78
[INFO] running `"docker" "start" "-a" "e0442afd47759244dcfff2d1a951cb4d396890636f8d437f18ee324bcb675f78"`
[INFO] [stderr]     Checking temp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]   --> src/n_rows/bin/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for line in reader.lines() {
[INFO] [stderr]    |         ^^^^ help: consider using `_line` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]   --> src/n_rows/bin/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for line in reader.lines() {
[INFO] [stderr]    |         ^^^^ help: consider using `_line` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "e0442afd47759244dcfff2d1a951cb4d396890636f8d437f18ee324bcb675f78"`
[INFO] running `"docker" "rm" "-f" "e0442afd47759244dcfff2d1a951cb4d396890636f8d437f18ee324bcb675f78"`
[INFO] [stdout] e0442afd47759244dcfff2d1a951cb4d396890636f8d437f18ee324bcb675f78