Nov 18 01:26:01.370 INFO testing rotor-carbon-0.7.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 01:26:01.371 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 01:26:01.925 INFO [stdout] b5e6ad3e6ae3f8fca1fc362d6f761b762b726cbe13f856ca07426eb493eaeee4
Nov 18 01:26:01.928 INFO running `"docker" "start" "-a" "b5e6ad3e6ae3f8fca1fc362d6f761b762b726cbe13f856ca07426eb493eaeee4"`
Nov 18 01:26:03.347 INFO [stderr] usermod: no changes
Nov 18 01:26:03.490 INFO [stderr]    Compiling rotor-tools v0.3.2
Nov 18 01:26:04.885 INFO [stderr]    Compiling rotor-stream v0.6.2
Nov 18 01:26:06.719 INFO [stderr]    Compiling rotor-carbon v0.7.0 (/source)
Nov 18 01:26:08.767 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:08.771 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:08.772 INFO [stderr]    |
Nov 18 01:26:08.772 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:08.772 INFO [stderr]    |                 ----^^^
Nov 18 01:26:08.772 INFO [stderr]    |                 |
Nov 18 01:26:08.773 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:08.773 INFO [stderr]    |
Nov 18 01:26:08.773 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 01:26:08.773 INFO [stderr] 
Nov 18 01:26:08.773 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:08.773 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:08.773 INFO [stderr]    |
Nov 18 01:26:08.773 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:08.773 INFO [stderr]    |                 ----^^^
Nov 18 01:26:08.773 INFO [stderr]    |                 |
Nov 18 01:26:08.773 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:08.773 INFO [stderr] 
Nov 18 01:26:08.783 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:08.783 INFO [stderr]   --> src/sender.rs:32:17
Nov 18 01:26:08.783 INFO [stderr]    |
Nov 18 01:26:08.783 INFO [stderr] 32 |             let mut buf = trans.output();
Nov 18 01:26:08.783 INFO [stderr]    |                 ----^^^
Nov 18 01:26:08.783 INFO [stderr]    |                 |
Nov 18 01:26:08.783 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:08.783 INFO [stderr] 
Nov 18 01:26:08.854 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
Nov 18 01:26:08.871 INFO [stderr] su: No module specific data is present
Nov 18 01:26:09.199 INFO running `"docker" "inspect" "b5e6ad3e6ae3f8fca1fc362d6f761b762b726cbe13f856ca07426eb493eaeee4"`
Nov 18 01:26:09.304 INFO running `"docker" "rm" "-f" "b5e6ad3e6ae3f8fca1fc362d6f761b762b726cbe13f856ca07426eb493eaeee4"`
Nov 18 01:26:09.420 INFO [stdout] b5e6ad3e6ae3f8fca1fc362d6f761b762b726cbe13f856ca07426eb493eaeee4
Nov 18 01:26:09.425 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 01:26:09.602 INFO [stdout] 14546c0667fac39ec0263c800a13d158a2a792dd822aea126d6900d160f167f1
Nov 18 01:26:09.607 INFO running `"docker" "start" "-a" "14546c0667fac39ec0263c800a13d158a2a792dd822aea126d6900d160f167f1"`
Nov 18 01:26:10.113 INFO [stderr] usermod: no changes
Nov 18 01:26:10.229 INFO [stderr]    Compiling rotor-carbon v0.7.0 (/source)
Nov 18 01:26:12.288 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:12.288 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:12.288 INFO [stderr]    |
Nov 18 01:26:12.289 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:12.289 INFO [stderr]    |                 ----^^^
Nov 18 01:26:12.289 INFO [stderr]    |                 |
Nov 18 01:26:12.289 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:12.290 INFO [stderr]    |
Nov 18 01:26:12.290 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 01:26:12.290 INFO [stderr] 
Nov 18 01:26:12.290 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:12.291 INFO [stderr]   --> src/sender.rs:19:17
Nov 18 01:26:12.291 INFO [stderr]    |
Nov 18 01:26:12.291 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 18 01:26:12.292 INFO [stderr]    |                 ----^^^
Nov 18 01:26:12.292 INFO [stderr]    |                 |
Nov 18 01:26:12.292 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:12.292 INFO [stderr] 
Nov 18 01:26:12.299 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:26:12.299 INFO [stderr]   --> src/sender.rs:32:17
Nov 18 01:26:12.299 INFO [stderr]    |
Nov 18 01:26:12.299 INFO [stderr] 32 |             let mut buf = trans.output();
Nov 18 01:26:12.299 INFO [stderr]    |                 ----^^^
Nov 18 01:26:12.299 INFO [stderr]    |                 |
Nov 18 01:26:12.299 INFO [stderr]    |                 help: remove this `mut`
Nov 18 01:26:12.299 INFO [stderr] 
Nov 18 01:26:15.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
Nov 18 01:26:15.038 INFO [stderr] su: No module specific data is present
Nov 18 01:26:16.049 INFO running `"docker" "inspect" "14546c0667fac39ec0263c800a13d158a2a792dd822aea126d6900d160f167f1"`
Nov 18 01:26:16.336 INFO running `"docker" "rm" "-f" "14546c0667fac39ec0263c800a13d158a2a792dd822aea126d6900d160f167f1"`
Nov 18 01:26:16.672 INFO [stdout] 14546c0667fac39ec0263c800a13d158a2a792dd822aea126d6900d160f167f1