Dec 05 13:43:25.408 INFO checking follow-0.1.5 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 13:43:25.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 13:43:25.792 INFO [stdout] db8266d192c070a729e36591496c846b96be004725dfffa86d80309c4cab10db
Dec 05 13:43:25.797 INFO running `"docker" "start" "-a" "db8266d192c070a729e36591496c846b96be004725dfffa86d80309c4cab10db"`
Dec 05 13:43:26.898 INFO [stderr] usermod: no changes
Dec 05 13:43:27.108 INFO [stderr]     Checking fern v0.3.5
Dec 05 13:43:27.108 INFO [stderr]     Checking timebomb v0.1.2
Dec 05 13:43:27.127 INFO [stderr]     Checking docopt v0.7.0
Dec 05 13:43:30.431 INFO [stderr]     Checking follow v0.1.5 (/source)
Dec 05 13:43:32.859 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 13:43:32.859 INFO [stderr]    --> src/worker.rs:180:27
Dec 05 13:43:32.859 INFO [stderr]     |
Dec 05 13:43:32.859 INFO [stderr] 180 |                 return Ok((cursor..len));
Dec 05 13:43:32.859 INFO [stderr]     |                           ^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 13:43:32.859 INFO [stderr]     |
Dec 05 13:43:32.859 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 13:43:32.859 INFO [stderr] 
Dec 05 13:43:32.859 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 13:43:32.859 INFO [stderr]    --> src/worker.rs:189:27
Dec 05 13:43:32.859 INFO [stderr]     |
Dec 05 13:43:32.859 INFO [stderr] 189 |                 return Ok((0..len));
Dec 05 13:43:32.859 INFO [stderr]     |                           ^^^^^^^^ help: remove these parentheses
Dec 05 13:43:32.859 INFO [stderr] 
Dec 05 13:43:33.447 INFO [stderr] warning: method is never used: `is_verbose`
Dec 05 13:43:33.447 INFO [stderr]   --> src/args.rs:32:5
Dec 05 13:43:33.447 INFO [stderr]    |
Dec 05 13:43:33.447 INFO [stderr] 32 |     pub fn is_verbose(&self) -> bool {
Dec 05 13:43:33.447 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:43:33.447 INFO [stderr]    |
Dec 05 13:43:33.447 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:43:33.447 INFO [stderr] 
Dec 05 13:43:33.859 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 13:43:33.859 INFO [stderr]    --> src/worker.rs:180:27
Dec 05 13:43:33.859 INFO [stderr]     |
Dec 05 13:43:33.859 INFO [stderr] 180 |                 return Ok((cursor..len));
Dec 05 13:43:33.859 INFO [stderr]     |                           ^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 13:43:33.859 INFO [stderr]     |
Dec 05 13:43:33.859 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 13:43:33.859 INFO [stderr] 
Dec 05 13:43:33.859 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 13:43:33.859 INFO [stderr]    --> src/worker.rs:189:27
Dec 05 13:43:33.859 INFO [stderr]     |
Dec 05 13:43:33.859 INFO [stderr] 189 |                 return Ok((0..len));
Dec 05 13:43:33.859 INFO [stderr]     |                           ^^^^^^^^ help: remove these parentheses
Dec 05 13:43:33.859 INFO [stderr] 
Dec 05 13:43:33.866 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 13:43:33.866 INFO [stderr]    --> src/worker.rs:658:46
Dec 05 13:43:33.866 INFO [stderr]     |
Dec 05 13:43:33.866 INFO [stderr] 658 |             let content = build_sized_string((((BUFFER_SIZE as usize) * 2) - 1));
Dec 05 13:43:33.867 INFO [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 13:43:33.867 INFO [stderr] 
Dec 05 13:43:34.427 INFO [stderr] warning: method is never used: `is_verbose`
Dec 05 13:43:34.427 INFO [stderr]   --> src/args.rs:32:5
Dec 05 13:43:34.427 INFO [stderr]    |
Dec 05 13:43:34.427 INFO [stderr] 32 |     pub fn is_verbose(&self) -> bool {
Dec 05 13:43:34.427 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:43:34.427 INFO [stderr]    |
Dec 05 13:43:34.427 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:43:34.427 INFO [stderr] 
Dec 05 13:43:34.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.52s
Dec 05 13:43:34.449 INFO [stderr] su: No module specific data is present
Dec 05 13:43:35.137 INFO running `"docker" "inspect" "db8266d192c070a729e36591496c846b96be004725dfffa86d80309c4cab10db"`
Dec 05 13:43:35.383 INFO running `"docker" "rm" "-f" "db8266d192c070a729e36591496c846b96be004725dfffa86d80309c4cab10db"`
Dec 05 13:43:35.650 INFO [stdout] db8266d192c070a729e36591496c846b96be004725dfffa86d80309c4cab10db