Nov 18 14:04:28.216 INFO testing follow-0.1.5 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 14:04:28.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 14:04:28.579 INFO [stdout] 4b33c4a7e5bb08e82afc08876e870a354eefe64350f2f78140936804eee698fb
Nov 18 14:04:28.584 INFO running `"docker" "start" "-a" "4b33c4a7e5bb08e82afc08876e870a354eefe64350f2f78140936804eee698fb"`
Nov 18 14:04:29.219 INFO [stderr] usermod: no changes
Nov 18 14:04:29.389 INFO [stderr]    Compiling fern v0.3.5
Nov 18 14:04:29.390 INFO [stderr]    Compiling docopt v0.7.0
Nov 18 14:04:33.651 INFO [stderr]    Compiling follow v0.1.5 (/source)
Nov 18 14:04:35.245 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 14:04:35.245 INFO [stderr]    --> src/worker.rs:180:27
Nov 18 14:04:35.245 INFO [stderr]     |
Nov 18 14:04:35.245 INFO [stderr] 180 |                 return Ok((cursor..len));
Nov 18 14:04:35.245 INFO [stderr]     |                           ^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 14:04:35.245 INFO [stderr]     |
Nov 18 14:04:35.245 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 18 14:04:35.245 INFO [stderr] 
Nov 18 14:04:35.245 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 14:04:35.245 INFO [stderr]    --> src/worker.rs:189:27
Nov 18 14:04:35.245 INFO [stderr]     |
Nov 18 14:04:35.245 INFO [stderr] 189 |                 return Ok((0..len));
Nov 18 14:04:35.245 INFO [stderr]     |                           ^^^^^^^^ help: remove these parentheses
Nov 18 14:04:35.245 INFO [stderr] 
Nov 18 14:04:35.538 INFO [stderr] warning: method is never used: `is_verbose`
Nov 18 14:04:35.538 INFO [stderr]   --> src/args.rs:32:5
Nov 18 14:04:35.538 INFO [stderr]    |
Nov 18 14:04:35.538 INFO [stderr] 32 |     pub fn is_verbose(&self) -> bool {
Nov 18 14:04:35.538 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 14:04:35.538 INFO [stderr]    |
Nov 18 14:04:35.538 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 14:04:35.538 INFO [stderr] 
Nov 18 14:04:38.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.08s
Nov 18 14:04:38.361 INFO [stderr] su: No module specific data is present
Nov 18 14:04:39.047 INFO running `"docker" "inspect" "4b33c4a7e5bb08e82afc08876e870a354eefe64350f2f78140936804eee698fb"`
Nov 18 14:04:39.329 INFO running `"docker" "rm" "-f" "4b33c4a7e5bb08e82afc08876e870a354eefe64350f2f78140936804eee698fb"`
Nov 18 14:04:39.505 INFO [stdout] 4b33c4a7e5bb08e82afc08876e870a354eefe64350f2f78140936804eee698fb
Nov 18 14:04:39.509 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 14:04:39.880 INFO [stdout] 58be1b3bdf1ec69b56826a232c60c3dabe6e4f33ab55aa3fef7bab6da06ac10d
Nov 18 14:04:39.882 INFO running `"docker" "start" "-a" "58be1b3bdf1ec69b56826a232c60c3dabe6e4f33ab55aa3fef7bab6da06ac10d"`
Nov 18 14:04:40.647 INFO [stderr] usermod: no changes
Nov 18 14:04:40.734 INFO [stderr]    Compiling timebomb v0.1.2
Nov 18 14:04:41.411 INFO [stderr]    Compiling follow v0.1.5 (/source)
Nov 18 14:04:43.505 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 14:04:43.505 INFO [stderr]    --> src/worker.rs:180:27
Nov 18 14:04:43.505 INFO [stderr]     |
Nov 18 14:04:43.506 INFO [stderr] 180 |                 return Ok((cursor..len));
Nov 18 14:04:43.506 INFO [stderr]     |                           ^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 14:04:43.506 INFO [stderr]     |
Nov 18 14:04:43.506 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 18 14:04:43.506 INFO [stderr] 
Nov 18 14:04:43.506 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 14:04:43.506 INFO [stderr]    --> src/worker.rs:189:27
Nov 18 14:04:43.507 INFO [stderr]     |
Nov 18 14:04:43.507 INFO [stderr] 189 |                 return Ok((0..len));
Nov 18 14:04:43.507 INFO [stderr]     |                           ^^^^^^^^ help: remove these parentheses
Nov 18 14:04:43.508 INFO [stderr] 
Nov 18 14:04:43.508 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 14:04:43.508 INFO [stderr]    --> src/worker.rs:658:46
Nov 18 14:04:43.508 INFO [stderr]     |
Nov 18 14:04:43.508 INFO [stderr] 658 |             let content = build_sized_string((((BUFFER_SIZE as usize) * 2) - 1));
Nov 18 14:04:43.508 INFO [stderr]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 14:04:43.508 INFO [stderr] 
Nov 18 14:04:43.983 INFO [stderr] warning: method is never used: `is_verbose`
Nov 18 14:04:43.983 INFO [stderr]   --> src/args.rs:32:5
Nov 18 14:04:43.983 INFO [stderr]    |
Nov 18 14:04:43.983 INFO [stderr] 32 |     pub fn is_verbose(&self) -> bool {
Nov 18 14:04:43.983 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 14:04:43.983 INFO [stderr]    |
Nov 18 14:04:43.983 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 14:04:43.983 INFO [stderr] 
Nov 18 14:04:45.985 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
Nov 18 14:04:45.992 INFO [stderr] su: No module specific data is present
Nov 18 14:04:46.280 INFO running `"docker" "inspect" "58be1b3bdf1ec69b56826a232c60c3dabe6e4f33ab55aa3fef7bab6da06ac10d"`
Nov 18 14:04:46.422 INFO running `"docker" "rm" "-f" "58be1b3bdf1ec69b56826a232c60c3dabe6e4f33ab55aa3fef7bab6da06ac10d"`
Nov 18 14:04:46.552 INFO [stdout] 58be1b3bdf1ec69b56826a232c60c3dabe6e4f33ab55aa3fef7bab6da06ac10d