Dec 11 13:22:26.967 INFO checking mortonar/rust-xmpp-server against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 13:22:26.967 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 13:22:27.462 INFO [stdout] b1af252b7073b655c522f517bbb2d4748be81f42773f94bfb5eda38137cfbb7e
Dec 11 13:22:27.472 INFO running `"docker" "start" "-a" "b1af252b7073b655c522f517bbb2d4748be81f42773f94bfb5eda38137cfbb7e"`
Dec 11 13:22:28.705 INFO [stderr] usermod: no changes
Dec 11 13:22:28.785 INFO [stderr]     Checking xml-rs v0.6.0
Dec 11 13:22:30.072 INFO [stderr]     Checking rust-xmpp-server v0.0.1 (/source)
Dec 11 13:22:30.356 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 13:22:30.356 INFO [stderr]   --> src/main.rs:11:19
Dec 11 13:22:30.356 INFO [stderr]    |
Dec 11 13:22:30.356 INFO [stderr] 11 |     let port = if (args.len() != 2) {
Dec 11 13:22:30.356 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 13:22:30.356 INFO [stderr]    |
Dec 11 13:22:30.356 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 13:22:30.356 INFO [stderr] 
Dec 11 13:22:30.408 INFO [stderr] warning: field is never used: `tcp_stream`
Dec 11 13:22:30.408 INFO [stderr]  --> src/client_session.rs:5:5
Dec 11 13:22:30.408 INFO [stderr]   |
Dec 11 13:22:30.408 INFO [stderr] 5 |     tcp_stream: TcpStream
Dec 11 13:22:30.408 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:22:30.408 INFO [stderr]   |
Dec 11 13:22:30.408 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 13:22:30.408 INFO [stderr] 
Dec 11 13:22:30.489 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 13:22:30.489 INFO [stderr]   --> src/main.rs:11:19
Dec 11 13:22:30.489 INFO [stderr]    |
Dec 11 13:22:30.489 INFO [stderr] 11 |     let port = if (args.len() != 2) {
Dec 11 13:22:30.489 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 13:22:30.489 INFO [stderr]    |
Dec 11 13:22:30.489 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 13:22:30.489 INFO [stderr] 
Dec 11 13:22:30.590 INFO [stderr] warning: field is never used: `tcp_stream`
Dec 11 13:22:30.591 INFO [stderr]  --> src/client_session.rs:5:5
Dec 11 13:22:30.591 INFO [stderr]   |
Dec 11 13:22:30.591 INFO [stderr] 5 |     tcp_stream: TcpStream
Dec 11 13:22:30.591 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:22:30.591 INFO [stderr]   |
Dec 11 13:22:30.591 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 13:22:30.591 INFO [stderr] 
Dec 11 13:22:30.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
Dec 11 13:22:30.623 INFO [stderr] su: No module specific data is present
Dec 11 13:22:31.334 INFO running `"docker" "inspect" "b1af252b7073b655c522f517bbb2d4748be81f42773f94bfb5eda38137cfbb7e"`
Dec 11 13:22:31.732 INFO running `"docker" "rm" "-f" "b1af252b7073b655c522f517bbb2d4748be81f42773f94bfb5eda38137cfbb7e"`
Dec 11 13:22:32.070 INFO [stdout] b1af252b7073b655c522f517bbb2d4748be81f42773f94bfb5eda38137cfbb7e