Dec 04 19:41:56.932 INFO checking domsj/rust-sd against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 19:41:56.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 19:41:57.111 INFO [stdout] 809ba88d7ad7277b083ed90eff33a0867d338d4ef35014f67c555d467e012dc0
Dec 04 19:41:57.116 INFO running `"docker" "start" "-a" "809ba88d7ad7277b083ed90eff33a0867d338d4ef35014f67c555d467e012dc0"`
Dec 04 19:41:57.603 INFO [stderr] usermod: no changes
Dec 04 19:41:57.746 INFO [stderr]     Checking nix v0.9.0
Dec 04 19:41:57.746 INFO [stderr]     Checking serde_json v1.0.7
Dec 04 19:42:02.995 INFO [stderr]     Checking rust_sd v0.1.0 (/source)
Dec 04 19:42:04.239 INFO [stderr] warning: unused variable: `tcp_stream`
Dec 04 19:42:04.239 INFO [stderr]    --> src/main.rs:155:25
Dec 04 19:42:04.239 INFO [stderr]     |
Dec 04 19:42:04.239 INFO [stderr] 155 |                     let tcp_stream =
Dec 04 19:42:04.239 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_tcp_stream` instead
Dec 04 19:42:04.239 INFO [stderr]     |
Dec 04 19:42:04.239 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 19:42:04.239 INFO [stderr] 
Dec 04 19:42:04.247 INFO [stderr] warning: struct is never constructed: `MessageCodec`
Dec 04 19:42:04.247 INFO [stderr]   --> src/main.rs:72:5
Dec 04 19:42:04.247 INFO [stderr]    |
Dec 04 19:42:04.247 INFO [stderr] 72 |     struct MessageCodec;
Dec 04 19:42:04.247 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 19:42:04.247 INFO [stderr]    |
Dec 04 19:42:04.247 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:42:04.247 INFO [stderr] 
Dec 04 19:42:04.301 INFO [stderr] warning: unused variable: `tcp_stream`
Dec 04 19:42:04.301 INFO [stderr]    --> src/main.rs:155:25
Dec 04 19:42:04.301 INFO [stderr]     |
Dec 04 19:42:04.301 INFO [stderr] 155 |                     let tcp_stream =
Dec 04 19:42:04.301 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_tcp_stream` instead
Dec 04 19:42:04.301 INFO [stderr]     |
Dec 04 19:42:04.301 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 19:42:04.301 INFO [stderr] 
Dec 04 19:42:04.309 INFO [stderr] warning: struct is never constructed: `MessageCodec`
Dec 04 19:42:04.309 INFO [stderr]   --> src/main.rs:72:5
Dec 04 19:42:04.309 INFO [stderr]    |
Dec 04 19:42:04.309 INFO [stderr] 72 |     struct MessageCodec;
Dec 04 19:42:04.309 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 19:42:04.309 INFO [stderr]    |
Dec 04 19:42:04.311 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:42:04.311 INFO [stderr] 
Dec 04 19:42:04.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.72s
Dec 04 19:42:04.350 INFO [stderr] su: No module specific data is present
Dec 04 19:42:05.531 INFO running `"docker" "inspect" "809ba88d7ad7277b083ed90eff33a0867d338d4ef35014f67c555d467e012dc0"`
Dec 04 19:42:05.867 INFO running `"docker" "rm" "-f" "809ba88d7ad7277b083ed90eff33a0867d338d4ef35014f67c555d467e012dc0"`
Dec 04 19:42:06.102 INFO [stdout] 809ba88d7ad7277b083ed90eff33a0867d338d4ef35014f67c555d467e012dc0