Nov 18 01:26:09.476 INFO testing rotor-carbon-0.7.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 01:26:09.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 01:26:09.676 INFO [stdout] 1e649fc60f7fda1450bc58b772179e04af1e8cbb084b58d18100c002f0d15c69
Nov 18 01:26:09.681 INFO running `"docker" "start" "-a" "1e649fc60f7fda1450bc58b772179e04af1e8cbb084b58d18100c002f0d15c69"`
Nov 18 01:26:10.179 INFO [stderr] usermod: no changes
Nov 18 01:26:10.285 INFO [stderr]    Compiling netbuf v0.3.8
Nov 18 01:26:10.286 INFO [stderr]    Compiling net2 v0.2.33
Nov 18 01:26:11.810 INFO [stderr]    Compiling miow v0.1.5
Nov 18 01:26:12.195 INFO [stderr]    Compiling mio v0.5.1
Nov 18 01:26:14.160 INFO [stderr]    Compiling rotor v0.6.3
Nov 18 01:26:15.851 INFO [stderr]    Compiling rotor-tools v0.3.2
Nov 18 01:26:17.269 INFO [stderr]    Compiling rotor-stream v0.6.2
Nov 18 01:26:19.227 INFO [stderr]    Compiling rotor-carbon v0.7.0 (/source)
Nov 18 01:26:21.135 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:21.135 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:21.135 INFO [stderr]    |
Nov 18 01:26:21.135 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:21.135 INFO [stderr]    |                 ----^^^
Nov 18 01:26:21.135 INFO [stderr]    |                 |
Nov 18 01:26:21.135 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:21.135 INFO [stderr]    |
Nov 18 01:26:21.135 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 01:26:21.135 INFO [stderr] 
Nov 18 01:26:21.135 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:21.135 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:21.135 INFO [stderr]    |
Nov 18 01:26:21.135 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:21.135 INFO [stderr]    |                 ----^^^
Nov 18 01:26:21.135 INFO [stderr]    |                 |
Nov 18 01:26:21.135 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:21.135 INFO [stderr] 
Nov 18 01:26:21.135 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:21.135 INFO [stderr]   --> src/sender.rs:32:17
Nov 18 01:26:21.135 INFO [stderr]    |
Nov 18 01:26:21.135 INFO [stderr] 32 |             let mut buf = trans.output();
Nov 18 01:26:21.135 INFO [stderr]    |                 ----^^^
Nov 18 01:26:21.135 INFO [stderr]    |                 |
Nov 18 01:26:21.135 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:21.135 INFO [stderr] 
Nov 18 01:26:21.185 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.99s
Nov 18 01:26:21.195 INFO [stderr] su: No module specific data is present
Nov 18 01:26:21.727 INFO running `"docker" "inspect" "1e649fc60f7fda1450bc58b772179e04af1e8cbb084b58d18100c002f0d15c69"`
Nov 18 01:26:22.086 INFO running `"docker" "rm" "-f" "1e649fc60f7fda1450bc58b772179e04af1e8cbb084b58d18100c002f0d15c69"`
Nov 18 01:26:22.366 INFO [stdout] 1e649fc60f7fda1450bc58b772179e04af1e8cbb084b58d18100c002f0d15c69
Nov 18 01:26:22.377 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 01:26:22.746 INFO [stdout] 67a0f10b295db5c76d67a1d17dcd37ec82cf65adfc9e7708149116b745d22079
Nov 18 01:26:22.752 INFO running `"docker" "start" "-a" "67a0f10b295db5c76d67a1d17dcd37ec82cf65adfc9e7708149116b745d22079"`
Nov 18 01:26:23.849 INFO [stderr] usermod: no changes
Nov 18 01:26:24.027 INFO [stderr]    Compiling rotor-carbon v0.7.0 (/source)
Nov 18 01:26:27.063 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:27.063 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:27.064 INFO [stderr]    |
Nov 18 01:26:27.064 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:27.064 INFO [stderr]    |                 ----^^^
Nov 18 01:26:27.065 INFO [stderr]    |                 |
Nov 18 01:26:27.065 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:27.065 INFO [stderr]    |
Nov 18 01:26:27.065 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 01:26:27.066 INFO [stderr] 
Nov 18 01:26:27.066 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:27.066 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:27.066 INFO [stderr]    |
Nov 18 01:26:27.067 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:27.067 INFO [stderr]    |                 ----^^^
Nov 18 01:26:27.067 INFO [stderr]    |                 |
Nov 18 01:26:27.068 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:27.068 INFO [stderr] 
Nov 18 01:26:27.068 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:27.068 INFO [stderr]   --> src/sender.rs:32:17
Nov 18 01:26:27.069 INFO [stderr]    |
Nov 18 01:26:27.069 INFO [stderr] 32 |             let mut buf = trans.output();
Nov 18 01:26:27.069 INFO [stderr]    |                 ----^^^
Nov 18 01:26:27.069 INFO [stderr]    |                 |
Nov 18 01:26:27.070 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:27.070 INFO [stderr] 
Nov 18 01:26:30.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
Nov 18 01:26:30.699 INFO [stderr] su: No module specific data is present
Nov 18 01:26:31.336 INFO running `"docker" "inspect" "67a0f10b295db5c76d67a1d17dcd37ec82cf65adfc9e7708149116b745d22079"`
Nov 18 01:26:31.619 INFO running `"docker" "rm" "-f" "67a0f10b295db5c76d67a1d17dcd37ec82cf65adfc9e7708149116b745d22079"`
Nov 18 01:26:31.959 INFO [stdout] 67a0f10b295db5c76d67a1d17dcd37ec82cf65adfc9e7708149116b745d22079