Nov 27 21:59:05.178 INFO checking richardfontana/mimosa against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 21:59:05.178 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 21:59:05.632 INFO [stdout] 9b49ca52a9d04f1afa1e90293ce15c1fd0328251730f0906e03238f0bceb1fe8
Nov 27 21:59:05.640 INFO running `"docker" "start" "-a" "9b49ca52a9d04f1afa1e90293ce15c1fd0328251730f0906e03238f0bceb1fe8"`
Nov 27 21:59:06.555 INFO [stderr] usermod: no changes
Nov 27 21:59:06.594 INFO [stderr]     Checking mimosa v0.1.0 (/source)
Nov 27 21:59:06.886 INFO [stderr] warning: unused variable: `v`
Nov 27 21:59:06.886 INFO [stderr]   --> src/main.rs:26:17
Nov 27 21:59:06.886 INFO [stderr]    |
Nov 27 21:59:06.887 INFO [stderr] 26 |             let v = reduce_to_comments(s, delims);
Nov 27 21:59:06.887 INFO [stderr]    |                 ^ help: consider using `_v` instead
Nov 27 21:59:06.887 INFO [stderr]    |
Nov 27 21:59:06.887 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 21:59:06.888 INFO [stderr] 
Nov 27 21:59:06.888 INFO [stderr] warning: unused variable: `s`
Nov 27 21:59:06.888 INFO [stderr]   --> src/main.rs:55:23
Nov 27 21:59:06.889 INFO [stderr]    |
Nov 27 21:59:06.889 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 27 21:59:06.889 INFO [stderr]    |                       ^ help: consider using `_s` instead
Nov 27 21:59:06.890 INFO [stderr] 
Nov 27 21:59:06.890 INFO [stderr] warning: unused variable: `ds`
Nov 27 21:59:06.890 INFO [stderr]   --> src/main.rs:55:34
Nov 27 21:59:06.891 INFO [stderr]    |
Nov 27 21:59:06.891 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 27 21:59:06.891 INFO [stderr]    |                                  ^^ help: consider using `_ds` instead
Nov 27 21:59:06.891 INFO [stderr] 
Nov 27 21:59:06.892 INFO [stderr] warning: field is never used: `begin`
Nov 27 21:59:06.892 INFO [stderr]   --> src/main.rs:12:5
Nov 27 21:59:06.895 INFO [stderr]    |
Nov 27 21:59:06.896 INFO [stderr] 12 |     begin: &'static str,
Nov 27 21:59:06.896 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 27 21:59:06.896 INFO [stderr]    |
Nov 27 21:59:06.896 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:59:06.897 INFO [stderr] 
Nov 27 21:59:06.897 INFO [stderr] warning: field is never used: `end`
Nov 27 21:59:06.897 INFO [stderr]   --> src/main.rs:13:5
Nov 27 21:59:06.898 INFO [stderr]    |
Nov 27 21:59:06.898 INFO [stderr] 13 |     end: &'static str,
Nov 27 21:59:06.898 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 27 21:59:06.898 INFO [stderr] 
Nov 27 21:59:06.898 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:59:06.899 INFO [stderr]   --> src/main.rs:25:13
Nov 27 21:59:06.899 INFO [stderr]    |
Nov 27 21:59:06.899 INFO [stderr] 25 |             fr.read_to_string(&mut s);
Nov 27 21:59:06.900 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:59:06.900 INFO [stderr]    |
Nov 27 21:59:06.900 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 21:59:06.901 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:59:06.902 INFO [stderr] 
Nov 27 21:59:07.019 INFO [stderr] warning: unused variable: `v`
Nov 27 21:59:07.019 INFO [stderr]   --> src/main.rs:26:17
Nov 27 21:59:07.019 INFO [stderr]    |
Nov 27 21:59:07.020 INFO [stderr] 26 |             let v = reduce_to_comments(s, delims);
Nov 27 21:59:07.020 INFO [stderr]    |                 ^ help: consider using `_v` instead
Nov 27 21:59:07.020 INFO [stderr]    |
Nov 27 21:59:07.020 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 21:59:07.020 INFO [stderr] 
Nov 27 21:59:07.020 INFO [stderr] warning: unused variable: `s`
Nov 27 21:59:07.021 INFO [stderr]   --> src/main.rs:55:23
Nov 27 21:59:07.021 INFO [stderr]    |
Nov 27 21:59:07.021 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 27 21:59:07.021 INFO [stderr]    |                       ^ help: consider using `_s` instead
Nov 27 21:59:07.021 INFO [stderr] 
Nov 27 21:59:07.022 INFO [stderr] warning: unused variable: `ds`
Nov 27 21:59:07.022 INFO [stderr]   --> src/main.rs:55:34
Nov 27 21:59:07.022 INFO [stderr]    |
Nov 27 21:59:07.022 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 27 21:59:07.022 INFO [stderr]    |                                  ^^ help: consider using `_ds` instead
Nov 27 21:59:07.022 INFO [stderr] 
Nov 27 21:59:07.022 INFO [stderr] warning: field is never used: `begin`
Nov 27 21:59:07.023 INFO [stderr]   --> src/main.rs:12:5
Nov 27 21:59:07.023 INFO [stderr]    |
Nov 27 21:59:07.023 INFO [stderr] 12 |     begin: &'static str,
Nov 27 21:59:07.023 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 27 21:59:07.023 INFO [stderr]    |
Nov 27 21:59:07.023 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:59:07.023 INFO [stderr] 
Nov 27 21:59:07.024 INFO [stderr] warning: field is never used: `end`
Nov 27 21:59:07.024 INFO [stderr]   --> src/main.rs:13:5
Nov 27 21:59:07.024 INFO [stderr]    |
Nov 27 21:59:07.024 INFO [stderr] 13 |     end: &'static str,
Nov 27 21:59:07.024 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 27 21:59:07.024 INFO [stderr] 
Nov 27 21:59:07.024 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 21:59:07.025 INFO [stderr]   --> src/main.rs:25:13
Nov 27 21:59:07.025 INFO [stderr]    |
Nov 27 21:59:07.025 INFO [stderr] 25 |             fr.read_to_string(&mut s);
Nov 27 21:59:07.025 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:59:07.025 INFO [stderr]    |
Nov 27 21:59:07.025 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 21:59:07.025 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 21:59:07.026 INFO [stderr] 
Nov 27 21:59:07.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Nov 27 21:59:07.070 INFO [stderr] su: No module specific data is present
Nov 27 21:59:07.678 INFO running `"docker" "inspect" "9b49ca52a9d04f1afa1e90293ce15c1fd0328251730f0906e03238f0bceb1fe8"`
Nov 27 21:59:07.884 INFO running `"docker" "rm" "-f" "9b49ca52a9d04f1afa1e90293ce15c1fd0328251730f0906e03238f0bceb1fe8"`
Nov 27 21:59:08.077 INFO [stdout] 9b49ca52a9d04f1afa1e90293ce15c1fd0328251730f0906e03238f0bceb1fe8