Dec 05 10:04:20.097 INFO testing richardfontana/mimosa against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 10:04:20.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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"`
Dec 05 10:04:20.327 INFO [stdout] 093b45980dff43120e862494421fae83c01013059f65c4a062dc51e8a0df7772
Dec 05 10:04:20.333 INFO running `"docker" "start" "-a" "093b45980dff43120e862494421fae83c01013059f65c4a062dc51e8a0df7772"`
Dec 05 10:04:20.749 INFO [stderr] usermod: no changes
Dec 05 10:04:20.779 INFO [stderr]    Compiling mimosa v0.1.0 (/source)
Dec 05 10:04:20.962 INFO [stderr] warning: unused variable: `v`
Dec 05 10:04:20.962 INFO [stderr]   --> src/main.rs:26:17
Dec 05 10:04:20.962 INFO [stderr]    |
Dec 05 10:04:20.962 INFO [stderr] 26 |             let v = reduce_to_comments(s, delims);
Dec 05 10:04:20.962 INFO [stderr]    |                 ^ help: consider using `_v` instead
Dec 05 10:04:20.962 INFO [stderr]    |
Dec 05 10:04:20.962 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:04:20.962 INFO [stderr] 
Dec 05 10:04:20.962 INFO [stderr] warning: unused variable: `s`
Dec 05 10:04:20.962 INFO [stderr]   --> src/main.rs:55:23
Dec 05 10:04:20.962 INFO [stderr]    |
Dec 05 10:04:20.962 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Dec 05 10:04:20.962 INFO [stderr]    |                       ^ help: consider using `_s` instead
Dec 05 10:04:20.962 INFO [stderr] 
Dec 05 10:04:20.962 INFO [stderr] warning: unused variable: `ds`
Dec 05 10:04:20.962 INFO [stderr]   --> src/main.rs:55:34
Dec 05 10:04:20.962 INFO [stderr]    |
Dec 05 10:04:20.962 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Dec 05 10:04:20.962 INFO [stderr]    |                                  ^^ help: consider using `_ds` instead
Dec 05 10:04:20.962 INFO [stderr] 
Dec 05 10:04:20.968 INFO [stderr] warning: field is never used: `begin`
Dec 05 10:04:20.969 INFO [stderr]   --> src/main.rs:12:5
Dec 05 10:04:20.969 INFO [stderr]    |
Dec 05 10:04:20.969 INFO [stderr] 12 |     begin: &'static str,
Dec 05 10:04:20.969 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:04:20.969 INFO [stderr]    |
Dec 05 10:04:20.969 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 10:04:20.969 INFO [stderr] 
Dec 05 10:04:20.969 INFO [stderr] warning: field is never used: `end`
Dec 05 10:04:20.969 INFO [stderr]   --> src/main.rs:13:5
Dec 05 10:04:20.969 INFO [stderr]    |
Dec 05 10:04:20.969 INFO [stderr] 13 |     end: &'static str,
Dec 05 10:04:20.969 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 05 10:04:20.969 INFO [stderr] 
Dec 05 10:04:20.977 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:04:20.977 INFO [stderr]   --> src/main.rs:25:13
Dec 05 10:04:20.977 INFO [stderr]    |
Dec 05 10:04:20.977 INFO [stderr] 25 |             fr.read_to_string(&mut s);
Dec 05 10:04:20.977 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:04:20.977 INFO [stderr]    |
Dec 05 10:04:20.977 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 10:04:20.977 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:04:20.977 INFO [stderr] 
Dec 05 10:04:21.272 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 05 10:04:21.276 INFO [stderr] su: No module specific data is present
Dec 05 10:04:21.542 INFO running `"docker" "inspect" "093b45980dff43120e862494421fae83c01013059f65c4a062dc51e8a0df7772"`
Dec 05 10:04:21.623 INFO running `"docker" "rm" "-f" "093b45980dff43120e862494421fae83c01013059f65c4a062dc51e8a0df7772"`
Dec 05 10:04:21.725 INFO [stdout] 093b45980dff43120e862494421fae83c01013059f65c4a062dc51e8a0df7772
Dec 05 10:04:21.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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"`
Dec 05 10:04:21.910 INFO [stdout] 87e6d6c830c50558cc988b8d2d9115c027d690682d2b37130b7ab64d53c7e0a9
Dec 05 10:04:21.914 INFO running `"docker" "start" "-a" "87e6d6c830c50558cc988b8d2d9115c027d690682d2b37130b7ab64d53c7e0a9"`
Dec 05 10:04:22.324 INFO [stderr] usermod: no changes
Dec 05 10:04:22.352 INFO [stderr]    Compiling mimosa v0.1.0 (/source)
Dec 05 10:04:22.537 INFO [stderr] warning: unused variable: `v`
Dec 05 10:04:22.537 INFO [stderr]   --> src/main.rs:26:17
Dec 05 10:04:22.537 INFO [stderr]    |
Dec 05 10:04:22.537 INFO [stderr] 26 |             let v = reduce_to_comments(s, delims);
Dec 05 10:04:22.537 INFO [stderr]    |                 ^ help: consider using `_v` instead
Dec 05 10:04:22.537 INFO [stderr]    |
Dec 05 10:04:22.537 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:04:22.537 INFO [stderr] 
Dec 05 10:04:22.537 INFO [stderr] warning: unused variable: `s`
Dec 05 10:04:22.537 INFO [stderr]   --> src/main.rs:55:23
Dec 05 10:04:22.537 INFO [stderr]    |
Dec 05 10:04:22.537 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Dec 05 10:04:22.537 INFO [stderr]    |                       ^ help: consider using `_s` instead
Dec 05 10:04:22.537 INFO [stderr] 
Dec 05 10:04:22.537 INFO [stderr] warning: unused variable: `ds`
Dec 05 10:04:22.537 INFO [stderr]   --> src/main.rs:55:34
Dec 05 10:04:22.537 INFO [stderr]    |
Dec 05 10:04:22.537 INFO [stderr] 55 | fn reduce_to_comments(s: String, ds: CommentDelimiters) -> Vec<String> {
Dec 05 10:04:22.537 INFO [stderr]    |                                  ^^ help: consider using `_ds` instead
Dec 05 10:04:22.537 INFO [stderr] 
Dec 05 10:04:22.546 INFO [stderr] warning: field is never used: `begin`
Dec 05 10:04:22.546 INFO [stderr]   --> src/main.rs:12:5
Dec 05 10:04:22.546 INFO [stderr]    |
Dec 05 10:04:22.546 INFO [stderr] 12 |     begin: &'static str,
Dec 05 10:04:22.546 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:04:22.546 INFO [stderr]    |
Dec 05 10:04:22.546 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 10:04:22.546 INFO [stderr] 
Dec 05 10:04:22.546 INFO [stderr] warning: field is never used: `end`
Dec 05 10:04:22.546 INFO [stderr]   --> src/main.rs:13:5
Dec 05 10:04:22.546 INFO [stderr]    |
Dec 05 10:04:22.546 INFO [stderr] 13 |     end: &'static str,
Dec 05 10:04:22.546 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 05 10:04:22.546 INFO [stderr] 
Dec 05 10:04:22.554 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:04:22.554 INFO [stderr]   --> src/main.rs:25:13
Dec 05 10:04:22.554 INFO [stderr]    |
Dec 05 10:04:22.554 INFO [stderr] 25 |             fr.read_to_string(&mut s);
Dec 05 10:04:22.554 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:04:22.554 INFO [stderr]    |
Dec 05 10:04:22.554 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 10:04:22.554 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:04:22.554 INFO [stderr] 
Dec 05 10:04:22.761 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Dec 05 10:04:22.763 INFO [stderr] su: No module specific data is present
Dec 05 10:04:23.021 INFO running `"docker" "inspect" "87e6d6c830c50558cc988b8d2d9115c027d690682d2b37130b7ab64d53c7e0a9"`
Dec 05 10:04:23.110 INFO running `"docker" "rm" "-f" "87e6d6c830c50558cc988b8d2d9115c027d690682d2b37130b7ab64d53c7e0a9"`
Dec 05 10:04:23.252 INFO [stdout] 87e6d6c830c50558cc988b8d2d9115c027d690682d2b37130b7ab64d53c7e0a9
Dec 05 10:04:23.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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"`
Dec 05 10:04:23.434 INFO [stdout] d83fbb6e863f28f23036822bbb4b24d4845b37946e4dcd63d1fb57adafd6b5dd
Dec 05 10:04:23.438 INFO running `"docker" "start" "-a" "d83fbb6e863f28f23036822bbb4b24d4845b37946e4dcd63d1fb57adafd6b5dd"`
Dec 05 10:04:23.773 INFO [stderr] usermod: no changes
Dec 05 10:04:23.802 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 10:04:23.802 INFO [stderr]      Running /target/debug/deps/mimosa-88aa8675c8480c29
Dec 05 10:04:23.803 INFO [stdout] 
Dec 05 10:04:23.803 INFO [stdout] running 0 tests
Dec 05 10:04:23.803 INFO [stdout] 
Dec 05 10:04:23.803 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 10:04:23.803 INFO [stdout] 
Dec 05 10:04:23.806 INFO [stderr] su: No module specific data is present
Dec 05 10:04:24.079 INFO running `"docker" "inspect" "d83fbb6e863f28f23036822bbb4b24d4845b37946e4dcd63d1fb57adafd6b5dd"`
Dec 05 10:04:24.170 INFO running `"docker" "rm" "-f" "d83fbb6e863f28f23036822bbb4b24d4845b37946e4dcd63d1fb57adafd6b5dd"`
Dec 05 10:04:24.255 INFO [stdout] d83fbb6e863f28f23036822bbb4b24d4845b37946e4dcd63d1fb57adafd6b5dd