Nov 29 19:43:56.061 INFO checking richardfontana/mimosa against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 19:43:56.061 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 19:43:56.468 INFO [stdout] ec43539bf5897a638fc453d12ff8899102180db01e7c90fe9f09a917c132b163
Nov 29 19:43:56.476 INFO running `"docker" "start" "-a" "ec43539bf5897a638fc453d12ff8899102180db01e7c90fe9f09a917c132b163"`
Nov 29 19:43:57.248 INFO [stderr] usermod: no changes
Nov 29 19:43:57.282 INFO [stderr]     Checking mimosa v0.1.0 (/source)
Nov 29 19:43:57.496 INFO [stderr] warning: unused variable: `v`
Nov 29 19:43:57.496 INFO [stderr]   --> src/main.rs:26:17
Nov 29 19:43:57.496 INFO [stderr]    |
Nov 29 19:43:57.496 INFO [stderr] 26 |             let v = reduce_to_comments(s, delims);
Nov 29 19:43:57.496 INFO [stderr]    |                 ^ help: consider using `_v` instead
Nov 29 19:43:57.496 INFO [stderr]    |
Nov 29 19:43:57.496 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 19:43:57.496 INFO [stderr] 
Nov 29 19:43:57.496 INFO [stderr] warning: unused variable: `s`
Nov 29 19:43:57.496 INFO [stderr]   --> src/main.rs:55:23
Nov 29 19:43:57.496 INFO [stderr]    |
Nov 29 19:43:57.496 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 29 19:43:57.496 INFO [stderr]    |                       ^ help: consider using `_s` instead
Nov 29 19:43:57.496 INFO [stderr] 
Nov 29 19:43:57.496 INFO [stderr] warning: unused variable: `ds`
Nov 29 19:43:57.496 INFO [stderr]   --> src/main.rs:55:34
Nov 29 19:43:57.496 INFO [stderr]    |
Nov 29 19:43:57.496 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 29 19:43:57.496 INFO [stderr]    |                                  ^^ help: consider using `_ds` instead
Nov 29 19:43:57.496 INFO [stderr] 
Nov 29 19:43:57.504 INFO [stderr] warning: field is never used: `begin`
Nov 29 19:43:57.504 INFO [stderr]   --> src/main.rs:12:5
Nov 29 19:43:57.504 INFO [stderr]    |
Nov 29 19:43:57.504 INFO [stderr] 12 |     begin: &'static str,
Nov 29 19:43:57.504 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 29 19:43:57.504 INFO [stderr]    |
Nov 29 19:43:57.504 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 19:43:57.504 INFO [stderr] 
Nov 29 19:43:57.504 INFO [stderr] warning: field is never used: `end`
Nov 29 19:43:57.504 INFO [stderr]   --> src/main.rs:13:5
Nov 29 19:43:57.504 INFO [stderr]    |
Nov 29 19:43:57.504 INFO [stderr] 13 |     end: &'static str,
Nov 29 19:43:57.504 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 29 19:43:57.504 INFO [stderr] 
Nov 29 19:43:57.508 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:43:57.508 INFO [stderr]   --> src/main.rs:25:13
Nov 29 19:43:57.508 INFO [stderr]    |
Nov 29 19:43:57.508 INFO [stderr] 25 |             fr.read_to_string(&mut s);
Nov 29 19:43:57.508 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:43:57.508 INFO [stderr]    |
Nov 29 19:43:57.508 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 19:43:57.508 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:43:57.508 INFO [stderr] 
Nov 29 19:43:57.652 INFO [stderr] warning: unused variable: `v`
Nov 29 19:43:57.652 INFO [stderr]   --> src/main.rs:26:17
Nov 29 19:43:57.652 INFO [stderr]    |
Nov 29 19:43:57.652 INFO [stderr] 26 |             let v = reduce_to_comments(s, delims);
Nov 29 19:43:57.652 INFO [stderr]    |                 ^ help: consider using `_v` instead
Nov 29 19:43:57.652 INFO [stderr]    |
Nov 29 19:43:57.652 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 19:43:57.652 INFO [stderr] 
Nov 29 19:43:57.652 INFO [stderr] warning: unused variable: `s`
Nov 29 19:43:57.652 INFO [stderr]   --> src/main.rs:55:23
Nov 29 19:43:57.652 INFO [stderr]    |
Nov 29 19:43:57.652 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 29 19:43:57.652 INFO [stderr]    |                       ^ help: consider using `_s` instead
Nov 29 19:43:57.652 INFO [stderr] 
Nov 29 19:43:57.652 INFO [stderr] warning: unused variable: `ds`
Nov 29 19:43:57.652 INFO [stderr]   --> src/main.rs:55:34
Nov 29 19:43:57.652 INFO [stderr]    |
Nov 29 19:43:57.652 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Nov 29 19:43:57.652 INFO [stderr]    |                                  ^^ help: consider using `_ds` instead
Nov 29 19:43:57.652 INFO [stderr] 
Nov 29 19:43:57.664 INFO [stderr] warning: field is never used: `begin`
Nov 29 19:43:57.664 INFO [stderr]   --> src/main.rs:12:5
Nov 29 19:43:57.664 INFO [stderr]    |
Nov 29 19:43:57.664 INFO [stderr] 12 |     begin: &'static str,
Nov 29 19:43:57.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 29 19:43:57.664 INFO [stderr]    |
Nov 29 19:43:57.664 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 19:43:57.664 INFO [stderr] 
Nov 29 19:43:57.664 INFO [stderr] warning: field is never used: `end`
Nov 29 19:43:57.664 INFO [stderr]   --> src/main.rs:13:5
Nov 29 19:43:57.664 INFO [stderr]    |
Nov 29 19:43:57.664 INFO [stderr] 13 |     end: &'static str,
Nov 29 19:43:57.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 29 19:43:57.664 INFO [stderr] 
Nov 29 19:43:57.672 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:43:57.672 INFO [stderr]   --> src/main.rs:25:13
Nov 29 19:43:57.672 INFO [stderr]    |
Nov 29 19:43:57.672 INFO [stderr] 25 |             fr.read_to_string(&mut s);
Nov 29 19:43:57.672 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:43:57.672 INFO [stderr]    |
Nov 29 19:43:57.672 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 19:43:57.672 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:43:57.672 INFO [stderr] 
Nov 29 19:43:57.684 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Nov 29 19:43:57.692 INFO [stderr] su: No module specific data is present
Nov 29 19:43:58.239 INFO running `"docker" "inspect" "ec43539bf5897a638fc453d12ff8899102180db01e7c90fe9f09a917c132b163"`
Nov 29 19:43:58.362 INFO running `"docker" "rm" "-f" "ec43539bf5897a638fc453d12ff8899102180db01e7c90fe9f09a917c132b163"`
Nov 29 19:43:58.479 INFO [stdout] ec43539bf5897a638fc453d12ff8899102180db01e7c90fe9f09a917c132b163