Nov 28 19:24:39.573 INFO checking rotor-carbon-0.7.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 19:24:39.574 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 19:24:40.049 INFO [stdout] fe80d5a6b6e39c15fbfc26081ecb9bcdb6655f39c71f37dd6802bf8f9db6c1fc
Nov 28 19:24:40.051 INFO running `"docker" "start" "-a" "fe80d5a6b6e39c15fbfc26081ecb9bcdb6655f39c71f37dd6802bf8f9db6c1fc"`
Nov 28 19:24:42.427 INFO [stderr] usermod: no changes
Nov 28 19:24:42.588 INFO [stderr]     Checking netbuf v0.3.8
Nov 28 19:24:42.588 INFO [stderr]     Checking rotor v0.6.3
Nov 28 19:24:44.792 INFO [stderr]     Checking rotor-tools v0.3.2
Nov 28 19:24:46.256 INFO [stderr]     Checking rotor-stream v0.6.2
Nov 28 19:24:47.942 INFO [stderr]     Checking rotor-carbon v0.7.0 (/source)
Nov 28 19:24:49.842 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:24:49.843 INFO [stderr]   --> src/sender.rs:19:17
Nov 28 19:24:49.844 INFO [stderr]    |
Nov 28 19:24:49.844 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 28 19:24:49.845 INFO [stderr]    |                 ----^^^
Nov 28 19:24:49.846 INFO [stderr]    |                 |
Nov 28 19:24:49.846 INFO [stderr]    |                 help: remove this `mut`
Nov 28 19:24:49.847 INFO [stderr]    |
Nov 28 19:24:49.847 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 19:24:49.848 INFO [stderr] 
Nov 28 19:24:49.849 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:24:49.849 INFO [stderr]   --> src/sender.rs:19:17
Nov 28 19:24:49.850 INFO [stderr]    |
Nov 28 19:24:49.850 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 28 19:24:49.851 INFO [stderr]    |                 ----^^^
Nov 28 19:24:49.851 INFO [stderr]    |                 |
Nov 28 19:24:49.852 INFO [stderr]    |                 help: remove this `mut`
Nov 28 19:24:49.852 INFO [stderr] 
Nov 28 19:24:49.856 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:24:49.856 INFO [stderr]   --> src/sender.rs:32:17
Nov 28 19:24:49.857 INFO [stderr]    |
Nov 28 19:24:49.857 INFO [stderr] 32 |             let mut buf = trans.output();
Nov 28 19:24:49.858 INFO [stderr]    |                 ----^^^
Nov 28 19:24:49.858 INFO [stderr]    |                 |
Nov 28 19:24:49.859 INFO [stderr]    |                 help: remove this `mut`
Nov 28 19:24:49.859 INFO [stderr] 
Nov 28 19:24:50.438 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:24:50.438 INFO [stderr]   --> src/sender.rs:19:17
Nov 28 19:24:50.438 INFO [stderr]    |
Nov 28 19:24:50.438 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 28 19:24:50.438 INFO [stderr]    |                 ----^^^
Nov 28 19:24:50.438 INFO [stderr]    |                 |
Nov 28 19:24:50.438 INFO [stderr]    |                 help: remove this `mut`
Nov 28 19:24:50.438 INFO [stderr]    |
Nov 28 19:24:50.438 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 19:24:50.438 INFO [stderr] 
Nov 28 19:24:50.440 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:24:50.440 INFO [stderr]   --> src/sender.rs:19:17
Nov 28 19:24:50.440 INFO [stderr]    |
Nov 28 19:24:50.440 INFO [stderr] 19 |             let mut buf = trans.output();
Nov 28 19:24:50.440 INFO [stderr]    |                 ----^^^
Nov 28 19:24:50.440 INFO [stderr]    |                 |
Nov 28 19:24:50.440 INFO [stderr]    |                 help: remove this `mut`
Nov 28 19:24:50.440 INFO [stderr] 
Nov 28 19:24:50.441 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:24:50.441 INFO [stderr]   --> src/sender.rs:32:17
Nov 28 19:24:50.441 INFO [stderr]    |
Nov 28 19:24:50.441 INFO [stderr] 32 |             let mut buf = trans.output();
Nov 28 19:24:50.441 INFO [stderr]    |                 ----^^^
Nov 28 19:24:50.441 INFO [stderr]    |                 |
Nov 28 19:24:50.442 INFO [stderr]    |                 help: remove this `mut`
Nov 28 19:24:50.442 INFO [stderr] 
Nov 28 19:24:52.496 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.05s
Nov 28 19:24:52.503 INFO [stderr] su: No module specific data is present
Nov 28 19:24:52.865 INFO running `"docker" "inspect" "fe80d5a6b6e39c15fbfc26081ecb9bcdb6655f39c71f37dd6802bf8f9db6c1fc"`
Nov 28 19:24:53.018 INFO running `"docker" "rm" "-f" "fe80d5a6b6e39c15fbfc26081ecb9bcdb6655f39c71f37dd6802bf8f9db6c1fc"`
Nov 28 19:24:53.132 INFO [stdout] fe80d5a6b6e39c15fbfc26081ecb9bcdb6655f39c71f37dd6802bf8f9db6c1fc