Dec 12 14:55:52.289 INFO checking follow-0.1.5 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 14:55:52.289 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 14:55:52.674 INFO [stdout] 3fc295a8945332f4c1036d53173cfbb1c9a000bd1a01011dd38a4ddd87fc42eb
Dec 12 14:55:52.674 INFO running `"docker" "start" "-a" "3fc295a8945332f4c1036d53173cfbb1c9a000bd1a01011dd38a4ddd87fc42eb"`
Dec 12 14:55:54.022 INFO [stderr] usermod: no changes
Dec 12 14:55:54.132 INFO [stderr]     Checking fern v0.3.5
Dec 12 14:55:54.132 INFO [stderr]     Checking pulse v0.5.3
Dec 12 14:55:55.504 INFO [stderr]     Checking timebomb v0.1.2
Dec 12 14:55:55.756 INFO [stderr]     Checking follow v0.1.5 (/source)
Dec 12 14:55:59.072 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 14:55:59.072 INFO [stderr]    --> src/worker.rs:180:27
Dec 12 14:55:59.072 INFO [stderr]     |
Dec 12 14:55:59.072 INFO [stderr] 180 |                 return Ok((cursor..len));
Dec 12 14:55:59.072 INFO [stderr]     |                           ^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 14:55:59.072 INFO [stderr]     |
Dec 12 14:55:59.072 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 14:55:59.072 INFO [stderr] 
Dec 12 14:55:59.072 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 14:55:59.072 INFO [stderr]    --> src/worker.rs:189:27
Dec 12 14:55:59.072 INFO [stderr]     |
Dec 12 14:55:59.072 INFO [stderr] 189 |                 return Ok((0..len));
Dec 12 14:55:59.072 INFO [stderr]     |                           ^^^^^^^^ help: remove these parentheses
Dec 12 14:55:59.072 INFO [stderr] 
Dec 12 14:55:59.441 INFO [stderr] warning: method is never used: `is_verbose`
Dec 12 14:55:59.441 INFO [stderr]   --> src/args.rs:32:5
Dec 12 14:55:59.441 INFO [stderr]    |
Dec 12 14:55:59.441 INFO [stderr] 32 |     pub fn is_verbose(&self) -> bool {
Dec 12 14:55:59.441 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 14:55:59.441 INFO [stderr]    |
Dec 12 14:55:59.441 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 14:55:59.442 INFO [stderr] 
Dec 12 14:56:00.062 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 14:56:00.062 INFO [stderr]    --> src/worker.rs:180:27
Dec 12 14:56:00.062 INFO [stderr]     |
Dec 12 14:56:00.062 INFO [stderr] 180 |                 return Ok((cursor..len));
Dec 12 14:56:00.062 INFO [stderr]     |                           ^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 14:56:00.062 INFO [stderr]     |
Dec 12 14:56:00.062 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 14:56:00.062 INFO [stderr] 
Dec 12 14:56:00.062 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 14:56:00.062 INFO [stderr]    --> src/worker.rs:189:27
Dec 12 14:56:00.062 INFO [stderr]     |
Dec 12 14:56:00.062 INFO [stderr] 189 |                 return Ok((0..len));
Dec 12 14:56:00.062 INFO [stderr]     |                           ^^^^^^^^ help: remove these parentheses
Dec 12 14:56:00.062 INFO [stderr] 
Dec 12 14:56:00.062 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 14:56:00.062 INFO [stderr]    --> src/worker.rs:658:46
Dec 12 14:56:00.062 INFO [stderr]     |
Dec 12 14:56:00.062 INFO [stderr] 658 |             let content = build_sized_string((((BUFFER_SIZE as usize) * 2) - 1));
Dec 12 14:56:00.062 INFO [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 14:56:00.062 INFO [stderr] 
Dec 12 14:56:00.501 INFO [stderr] warning: method is never used: `is_verbose`
Dec 12 14:56:00.501 INFO [stderr]   --> src/args.rs:32:5
Dec 12 14:56:00.501 INFO [stderr]    |
Dec 12 14:56:00.501 INFO [stderr] 32 |     pub fn is_verbose(&self) -> bool {
Dec 12 14:56:00.501 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 14:56:00.501 INFO [stderr]    |
Dec 12 14:56:00.501 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 14:56:00.501 INFO [stderr] 
Dec 12 14:56:00.530 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.50s
Dec 12 14:56:00.536 INFO [stderr] su: No module specific data is present
Dec 12 14:56:00.864 INFO running `"docker" "inspect" "3fc295a8945332f4c1036d53173cfbb1c9a000bd1a01011dd38a4ddd87fc42eb"`
Dec 12 14:56:00.986 INFO running `"docker" "rm" "-f" "3fc295a8945332f4c1036d53173cfbb1c9a000bd1a01011dd38a4ddd87fc42eb"`
Dec 12 14:56:01.148 INFO [stdout] 3fc295a8945332f4c1036d53173cfbb1c9a000bd1a01011dd38a4ddd87fc42eb