Oct 31 22:29:29.061 INFO checking richardfontana/mimosa against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 22:29:29.061 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 22:29:29.524 INFO blam! 1830c438c0b3ad1be7d14146401f3b3b3b69b0708c3a0d1f6b71821ac6681f60
Oct 31 22:29:29.529 INFO running `"docker" "start" "-a" "1830c438c0b3ad1be7d14146401f3b3b3b69b0708c3a0d1f6b71821ac6681f60"`
Oct 31 22:29:30.903 INFO kablam! usermod: no changes
Oct 31 22:29:30.953 INFO kablam!     Checking mimosa v0.1.0 (/source)
Oct 31 22:29:31.312 INFO kablam! warning: unused variable: `v`
Oct 31 22:29:31.312 INFO kablam!   --> src/main.rs:26:17
Oct 31 22:29:31.312 INFO kablam!    |
Oct 31 22:29:31.312 INFO kablam! 26 |             let v = reduce_to_comments(s, delims);
Oct 31 22:29:31.312 INFO kablam!    |                 ^ help: consider using `_v` instead
Oct 31 22:29:31.312 INFO kablam!    |
Oct 31 22:29:31.312 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 22:29:31.312 INFO kablam! 
Oct 31 22:29:31.312 INFO kablam! warning: unused variable: `s`
Oct 31 22:29:31.312 INFO kablam!   --> src/main.rs:55:23
Oct 31 22:29:31.312 INFO kablam!    |
Oct 31 22:29:31.312 INFO kablam! 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Oct 31 22:29:31.313 INFO kablam!    |                       ^ help: consider using `_s` instead
Oct 31 22:29:31.313 INFO kablam! 
Oct 31 22:29:31.313 INFO kablam! warning: unused variable: `ds`
Oct 31 22:29:31.313 INFO kablam!   --> src/main.rs:55:34
Oct 31 22:29:31.313 INFO kablam!    |
Oct 31 22:29:31.313 INFO kablam! 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Oct 31 22:29:31.313 INFO kablam!    |                                  ^^ help: consider using `_ds` instead
Oct 31 22:29:31.313 INFO kablam! 
Oct 31 22:29:31.313 INFO kablam! warning: field is never used: `begin`
Oct 31 22:29:31.313 INFO kablam!   --> src/main.rs:12:5
Oct 31 22:29:31.313 INFO kablam!    |
Oct 31 22:29:31.313 INFO kablam! 12 |     begin: &'static str,
Oct 31 22:29:31.313 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 31 22:29:31.313 INFO kablam!    |
Oct 31 22:29:31.313 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 22:29:31.313 INFO kablam! 
Oct 31 22:29:31.313 INFO kablam! warning: field is never used: `end`
Oct 31 22:29:31.313 INFO kablam!   --> src/main.rs:13:5
Oct 31 22:29:31.313 INFO kablam!    |
Oct 31 22:29:31.313 INFO kablam! 13 |     end: &'static str,
Oct 31 22:29:31.313 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 31 22:29:31.313 INFO kablam! 
Oct 31 22:29:31.328 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 31 22:29:31.328 INFO kablam!   --> src/main.rs:25:13
Oct 31 22:29:31.329 INFO kablam!    |
Oct 31 22:29:31.329 INFO kablam! 25 |             fr.read_to_string(&mut s);
Oct 31 22:29:31.329 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 22:29:31.329 INFO kablam!    |
Oct 31 22:29:31.330 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 31 22:29:31.330 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 22:29:31.330 INFO kablam! 
Oct 31 22:29:31.344 INFO kablam! warning: unused variable: `v`
Oct 31 22:29:31.344 INFO kablam!   --> src/main.rs:26:17
Oct 31 22:29:31.344 INFO kablam!    |
Oct 31 22:29:31.344 INFO kablam! 26 |             let v = reduce_to_comments(s, delims);
Oct 31 22:29:31.344 INFO kablam!    |                 ^ help: consider using `_v` instead
Oct 31 22:29:31.344 INFO kablam!    |
Oct 31 22:29:31.344 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 22:29:31.344 INFO kablam! 
Oct 31 22:29:31.344 INFO kablam! warning: unused variable: `s`
Oct 31 22:29:31.344 INFO kablam!   --> src/main.rs:55:23
Oct 31 22:29:31.344 INFO kablam!    |
Oct 31 22:29:31.344 INFO kablam! 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Oct 31 22:29:31.344 INFO kablam!    |                       ^ help: consider using `_s` instead
Oct 31 22:29:31.344 INFO kablam! 
Oct 31 22:29:31.344 INFO kablam! warning: unused variable: `ds`
Oct 31 22:29:31.344 INFO kablam!   --> src/main.rs:55:34
Oct 31 22:29:31.344 INFO kablam!    |
Oct 31 22:29:31.344 INFO kablam! 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Oct 31 22:29:31.344 INFO kablam!    |                                  ^^ help: consider using `_ds` instead
Oct 31 22:29:31.344 INFO kablam! 
Oct 31 22:29:31.348 INFO kablam! warning: field is never used: `begin`
Oct 31 22:29:31.348 INFO kablam!   --> src/main.rs:12:5
Oct 31 22:29:31.348 INFO kablam!    |
Oct 31 22:29:31.348 INFO kablam! 12 |     begin: &'static str,
Oct 31 22:29:31.348 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 31 22:29:31.348 INFO kablam!    |
Oct 31 22:29:31.348 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 22:29:31.348 INFO kablam! 
Oct 31 22:29:31.348 INFO kablam! warning: field is never used: `end`
Oct 31 22:29:31.348 INFO kablam!   --> src/main.rs:13:5
Oct 31 22:29:31.348 INFO kablam!    |
Oct 31 22:29:31.348 INFO kablam! 13 |     end: &'static str,
Oct 31 22:29:31.348 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 31 22:29:31.348 INFO kablam! 
Oct 31 22:29:31.354 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 31 22:29:31.354 INFO kablam!   --> src/main.rs:25:13
Oct 31 22:29:31.354 INFO kablam!    |
Oct 31 22:29:31.354 INFO kablam! 25 |             fr.read_to_string(&mut s);
Oct 31 22:29:31.354 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 22:29:31.354 INFO kablam!    |
Oct 31 22:29:31.354 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 31 22:29:31.354 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 22:29:31.354 INFO kablam! 
Oct 31 22:29:31.408 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Oct 31 22:29:31.408 INFO kablam! su: No module specific data is present
Oct 31 22:29:31.955 INFO running `"docker" "rm" "-f" "1830c438c0b3ad1be7d14146401f3b3b3b69b0708c3a0d1f6b71821ac6681f60"`
Oct 31 22:29:32.081 INFO blam! 1830c438c0b3ad1be7d14146401f3b3b3b69b0708c3a0d1f6b71821ac6681f60