[INFO] updating cached repository kobus1998/backupper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kobus1998/backupper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kobus1998/backupper" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/kobus1998/backupper"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/kobus1998/backupper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kobus1998/backupper" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/kobus1998/backupper"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/kobus1998/backupper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2eb087ef31b37bd63c0196609695a438e9131b52
[INFO] sha for GitHub repo kobus1998/backupper: 2eb087ef31b37bd63c0196609695a438e9131b52
[INFO] validating manifest of kobus1998/backupper on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kobus1998/backupper on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kobus1998/backupper
[INFO] finished frobbing kobus1998/backupper
[INFO] frobbed toml for kobus1998/backupper written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/kobus1998/backupper/Cargo.toml
[INFO] started frobbing kobus1998/backupper
[INFO] finished frobbing kobus1998/backupper
[INFO] frobbed toml for kobus1998/backupper written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/kobus1998/backupper/Cargo.toml
[INFO] crate kobus1998/backupper already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kobus1998/backupper against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/kobus1998/backupper:/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2104971bb070de35964fff39d9401e175a38eb8a665e196b8035098b43ea6e7d
[INFO] running `"docker" "start" "-a" "2104971bb070de35964fff39d9401e175a38eb8a665e196b8035098b43ea6e7d"`
[INFO] [stderr]     Checking backupper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use termion::{color, style};
[INFO] [stderr]   |               ^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Args`
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::env::{self, Args};
[INFO] [stderr]   |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use termion::{color, style};
[INFO] [stderr]   |               ^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Args`
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::env::{self, Args};
[INFO] [stderr]   |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]    --> src/main.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let start = Path::new("/home/superuser/Documents/bu-from");
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]    --> src/main.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let end = Path::new("/home/superuser/Documents/bu-to");
[INFO] [stderr]     |         ^^^ help: consider prefixing with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `settings`
[INFO] [stderr]    --> src/main.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let settings = Settings::new();
[INFO] [stderr]     |         ^^^^^^^^ help: consider prefixing with an underscore: `_settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:125:17
[INFO] [stderr]     |
[INFO] [stderr] 125 |             let name = path.to_str().unwrap();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]    --> src/main.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let start = Path::new("/home/superuser/Documents/bu-from");
[INFO] [stderr]     |         ^^^^^ help: consider prefixing with an underscore: `_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]    --> src/main.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let end = Path::new("/home/superuser/Documents/bu-to");
[INFO] [stderr]     |         ^^^ help: consider prefixing with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `settings`
[INFO] [stderr]    --> src/main.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let settings = Settings::new();
[INFO] [stderr]     |         ^^^^^^^^ help: consider prefixing with an underscore: `_settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:125:17
[INFO] [stderr]     |
[INFO] [stderr] 125 |             let name = path.to_str().unwrap();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         file.read_to_string(&mut contents);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         fs::create_dir_all(str::replace(dir, name, ""));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         file.read_to_string(&mut contents);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         fs::create_dir_all(str::replace(dir, name, ""));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "2104971bb070de35964fff39d9401e175a38eb8a665e196b8035098b43ea6e7d"`
[INFO] running `"docker" "rm" "-f" "2104971bb070de35964fff39d9401e175a38eb8a665e196b8035098b43ea6e7d"`
[INFO] [stdout] 2104971bb070de35964fff39d9401e175a38eb8a665e196b8035098b43ea6e7d