[INFO] cloning repository categulario/excel
[INFO] running `"git" "clone" "--bare" "git://github.com/categulario/excel.git" "work/cache/sources/gh/categulario/excel"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/categulario/excel'...
[INFO] running `"git" "clone" "work/cache/sources/gh/categulario/excel" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/categulario/excel"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/categulario/excel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/categulario/excel" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/categulario/excel"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/categulario/excel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ab44a9cce76abdef4415b9bee1684080a360393
[INFO] sha for GitHub repo categulario/excel: 7ab44a9cce76abdef4415b9bee1684080a360393
[INFO] validating manifest of categulario/excel on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of categulario/excel on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing categulario/excel
[INFO] finished frobbing categulario/excel
[INFO] frobbed toml for categulario/excel written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/categulario/excel/Cargo.toml
[INFO] started frobbing categulario/excel
[INFO] finished frobbing categulario/excel
[INFO] frobbed toml for categulario/excel written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/categulario/excel/Cargo.toml
[INFO] crate categulario/excel already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking categulario/excel against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/categulario/excel:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c82973918156951e8e7d84657d8a5f5d24b32f15e7820777ea2e27bdf61a2fa7
[INFO] running `"docker" "start" "-a" "c82973918156951e8e7d84657d8a5f5d24b32f15e7820777ea2e27bdf61a2fa7"`
[INFO] [stderr]     Checking excel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lib.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     (letter @ 'A'...'Z', Ok(number)) => {
[INFO] [stderr]    |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/lib.rs:49:30
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn set_args<T: Iterator>(iter: T) -> Result<Self, CommandParseError> {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lib.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     (letter @ 'A'...'Z', Ok(number)) => {
[INFO] [stderr]    |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/lib.rs:49:30
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn set_args<T: Iterator>(iter: T) -> Result<Self, CommandParseError> {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `storage`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let storage: HashMap<(char, i32), CellType> = HashMap::new();
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_storage`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `storage`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let storage: HashMap<(char, i32), CellType> = HashMap::new();
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_storage`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "c82973918156951e8e7d84657d8a5f5d24b32f15e7820777ea2e27bdf61a2fa7"`
[INFO] running `"docker" "rm" "-f" "c82973918156951e8e7d84657d8a5f5d24b32f15e7820777ea2e27bdf61a2fa7"`
[INFO] [stdout] c82973918156951e8e7d84657d8a5f5d24b32f15e7820777ea2e27bdf61a2fa7