Nov 09 19:16:00.053 INFO checking KuabeM/working-time-calculator against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 19:16:00.054 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-2/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 19:16:00.468 INFO blam! 1b0f4a7a0eccd532617ae7c034e2089e54b27e194a7fd5383296e2dbdeaa0aaa
Nov 09 19:16:00.473 INFO running `"docker" "start" "-a" "1b0f4a7a0eccd532617ae7c034e2089e54b27e194a7fd5383296e2dbdeaa0aaa"`
Nov 09 19:16:01.819 INFO kablam! usermod: no changes
Nov 09 19:16:01.931 INFO kablam!     Checking working-time-calc v0.1.0 (/source)
Nov 09 19:16:02.803 INFO kablam! warning: value assigned to `content` is never read
Nov 09 19:16:02.803 INFO kablam!    --> src/main.rs:117:13
Nov 09 19:16:02.803 INFO kablam!     |
Nov 09 19:16:02.803 INFO kablam! 117 |     let mut content = String::new();
Nov 09 19:16:02.803 INFO kablam!     |             ^^^^^^^
Nov 09 19:16:02.803 INFO kablam!     |
Nov 09 19:16:02.803 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 09 19:16:02.803 INFO kablam! 
Nov 09 19:16:02.831 INFO kablam! warning: variable does not need to be mutable
Nov 09 19:16:02.831 INFO kablam!    --> src/main.rs:108:9
Nov 09 19:16:02.831 INFO kablam!     |
Nov 09 19:16:02.831 INFO kablam! 108 |     let mut content_opt = match read_file_to_string( &file_name) {
Nov 09 19:16:02.831 INFO kablam!     |         ----^^^^^^^^^^^
Nov 09 19:16:02.831 INFO kablam!     |         |
Nov 09 19:16:02.831 INFO kablam!     |         help: remove this `mut`
Nov 09 19:16:02.831 INFO kablam!     |
Nov 09 19:16:02.831 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 09 19:16:02.831 INFO kablam! 
Nov 09 19:16:02.931 INFO kablam! warning: value assigned to `content` is never read
Nov 09 19:16:02.931 INFO kablam!    --> src/main.rs:117:13
Nov 09 19:16:02.931 INFO kablam!     |
Nov 09 19:16:02.931 INFO kablam! 117 |     let mut content = String::new();
Nov 09 19:16:02.931 INFO kablam!     |             ^^^^^^^
Nov 09 19:16:02.931 INFO kablam!     |
Nov 09 19:16:02.931 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Nov 09 19:16:02.931 INFO kablam! 
Nov 09 19:16:02.935 INFO kablam! warning: variable does not need to be mutable
Nov 09 19:16:02.935 INFO kablam!    --> src/main.rs:108:9
Nov 09 19:16:02.935 INFO kablam!     |
Nov 09 19:16:02.935 INFO kablam! 108 |     let mut content_opt = match read_file_to_string( &file_name) {
Nov 09 19:16:02.935 INFO kablam!     |         ----^^^^^^^^^^^
Nov 09 19:16:02.935 INFO kablam!     |         |
Nov 09 19:16:02.935 INFO kablam!     |         help: remove this `mut`
Nov 09 19:16:02.935 INFO kablam!     |
Nov 09 19:16:02.935 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 09 19:16:02.935 INFO kablam! 
Nov 09 19:16:03.019 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Nov 09 19:16:03.019 INFO kablam! su: No module specific data is present
Nov 09 19:16:03.645 INFO running `"docker" "rm" "-f" "1b0f4a7a0eccd532617ae7c034e2089e54b27e194a7fd5383296e2dbdeaa0aaa"`
Nov 09 19:16:03.911 INFO blam! 1b0f4a7a0eccd532617ae7c034e2089e54b27e194a7fd5383296e2dbdeaa0aaa