Nov 04 13:03:59.408 INFO checking KuabeM/working-time-calculator against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 13:03:59.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-3/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +e740b9aa0b624fa39feb39613e76d15bdf57e594-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 04 13:03:59.913 INFO blam! 472d17a49beadca9589a1e7642b2a82f44d9f2f4826d327310a8f0ee349ed5e0
Nov 04 13:03:59.916 INFO running `"docker" "start" "-a" "472d17a49beadca9589a1e7642b2a82f44d9f2f4826d327310a8f0ee349ed5e0"`
Nov 04 13:04:01.153 INFO kablam! usermod: no changes
Nov 04 13:04:01.257 INFO kablam!     Checking working-time-calc v0.1.0 (/source)
Nov 04 13:04:02.271 INFO kablam! warning: value assigned to `content` is never read
Nov 04 13:04:02.271 INFO kablam!    --> src/main.rs:117:13
Nov 04 13:04:02.271 INFO kablam!     |
Nov 04 13:04:02.271 INFO kablam! 117 |     let mut content = String::new();
Nov 04 13:04:02.271 INFO kablam!     |             ^^^^^^^
Nov 04 13:04:02.271 INFO kablam!     |
Nov 04 13:04:02.271 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 04 13:04:02.271 INFO kablam! 
Nov 04 13:04:02.319 INFO kablam! warning: variable does not need to be mutable
Nov 04 13:04:02.319 INFO kablam!    --> src/main.rs:108:9
Nov 04 13:04:02.319 INFO kablam!     |
Nov 04 13:04:02.319 INFO kablam! 108 |     let mut content_opt = match read_file_to_string( &file_name) {
Nov 04 13:04:02.319 INFO kablam!     |         ----^^^^^^^^^^^
Nov 04 13:04:02.319 INFO kablam!     |         |
Nov 04 13:04:02.319 INFO kablam!     |         help: remove this `mut`
Nov 04 13:04:02.319 INFO kablam!     |
Nov 04 13:04:02.327 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 13:04:02.327 INFO kablam! 
Nov 04 13:04:02.347 INFO kablam! warning: value assigned to `content` is never read
Nov 04 13:04:02.347 INFO kablam!    --> src/main.rs:117:13
Nov 04 13:04:02.347 INFO kablam!     |
Nov 04 13:04:02.347 INFO kablam! 117 |     let mut content = String::new();
Nov 04 13:04:02.347 INFO kablam!     |             ^^^^^^^
Nov 04 13:04:02.347 INFO kablam!     |
Nov 04 13:04:02.347 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 04 13:04:02.347 INFO kablam! 
Nov 04 13:04:02.367 INFO kablam! warning: variable does not need to be mutable
Nov 04 13:04:02.367 INFO kablam!    --> src/main.rs:108:9
Nov 04 13:04:02.367 INFO kablam!     |
Nov 04 13:04:02.367 INFO kablam! 108 |     let mut content_opt = match read_file_to_string( &file_name) {
Nov 04 13:04:02.367 INFO kablam!     |         ----^^^^^^^^^^^
Nov 04 13:04:02.367 INFO kablam!     |         |
Nov 04 13:04:02.367 INFO kablam!     |         help: remove this `mut`
Nov 04 13:04:02.367 INFO kablam!     |
Nov 04 13:04:02.367 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 13:04:02.367 INFO kablam! 
Nov 04 13:04:02.415 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Nov 04 13:04:02.415 INFO kablam! su: No module specific data is present
Nov 04 13:04:03.372 INFO running `"docker" "rm" "-f" "472d17a49beadca9589a1e7642b2a82f44d9f2f4826d327310a8f0ee349ed5e0"`
Nov 04 13:04:03.695 INFO blam! 472d17a49beadca9589a1e7642b2a82f44d9f2f4826d327310a8f0ee349ed5e0