Dec 17 15:26:43.449 INFO checking silago/tcp-rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 17 15:26:43.449 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/silago/tcp-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 17 15:26:43.958 INFO [stdout] a86f83f7ae2b652bfe036303be4f4cd44e816e39bfa25d642d8115fdcac8d8aa Dec 17 15:26:43.960 INFO running `"docker" "start" "-a" "a86f83f7ae2b652bfe036303be4f4cd44e816e39bfa25d642d8115fdcac8d8aa"` Dec 17 15:26:46.330 INFO [stderr] Checking tcp-socker-example v0.1.0 (/opt/crater/workdir) Dec 17 15:26:46.546 INFO [stderr] warning: unused import: `std::thread` Dec 17 15:26:46.546 INFO [stderr] --> main.rs:2:5 Dec 17 15:26:46.547 INFO [stderr] | Dec 17 15:26:46.547 INFO [stderr] 2 | use std::thread; Dec 17 15:26:46.547 INFO [stderr] | ^^^^^^^^^^^ Dec 17 15:26:46.549 INFO [stderr] warning: unused import: `std::thread` Dec 17 15:26:46.549 INFO [stderr] --> main.rs:2:5 Dec 17 15:26:46.550 INFO [stderr] | Dec 17 15:26:46.550 INFO [stderr] 2 | use std::thread; Dec 17 15:26:46.550 INFO [stderr] | ^^^^^^^^^^^ Dec 17 15:26:46.550 INFO [stderr] | Dec 17 15:26:46.551 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 15:26:46.551 INFO [stderr] Dec 17 15:26:46.551 INFO [stderr] warning: unused import: `std::io::Result` Dec 17 15:26:46.551 INFO [stderr] --> main.rs:4:5 Dec 17 15:26:46.552 INFO [stderr] | Dec 17 15:26:46.552 INFO [stderr] 4 | use std::io::Result; Dec 17 15:26:46.552 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 17 15:26:46.552 INFO [stderr] Dec 17 15:26:46.552 INFO [stderr] warning: unused import: `std::str` Dec 17 15:26:46.553 INFO [stderr] --> main.rs:5:5 Dec 17 15:26:46.553 INFO [stderr] | Dec 17 15:26:46.553 INFO [stderr] 5 | use std::str; Dec 17 15:26:46.553 INFO [stderr] | ^^^^^^^^ Dec 17 15:26:46.554 INFO [stderr] Dec 17 15:26:46.554 INFO [stderr] warning: unnecessary parentheses around `match` head expression Dec 17 15:26:46.554 INFO [stderr] --> main.rs:60:26 Dec 17 15:26:46.554 INFO [stderr] | Dec 17 15:26:46.555 INFO [stderr] 60 | match(x) { Dec 17 15:26:46.555 INFO [stderr] | ^^^ help: remove these parentheses Dec 17 15:26:46.555 INFO [stderr] | Dec 17 15:26:46.556 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 17 15:26:46.556 INFO [stderr] Dec 17 15:26:46.556 INFO [stderr] warning: unnecessary parentheses around `match` head expression Dec 17 15:26:46.556 INFO [stderr] --> main.rs:69:26 Dec 17 15:26:46.557 INFO [stderr] | Dec 17 15:26:46.557 INFO [stderr] 69 | match(x) { Dec 17 15:26:46.557 INFO [stderr] | ^^^ help: remove these parentheses Dec 17 15:26:46.557 INFO [stderr] Dec 17 15:26:46.557 INFO [stderr] warning: unnecessary parentheses around `if` condition Dec 17 15:26:46.558 INFO [stderr] --> main.rs:73:32 Dec 17 15:26:46.558 INFO [stderr] | Dec 17 15:26:46.558 INFO [stderr] 73 | if (val!=msg.len()) { Dec 17 15:26:46.558 INFO [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses Dec 17 15:26:46.558 INFO [stderr] Dec 17 15:26:46.559 INFO [stderr] warning: unnecessary parentheses around `if` condition Dec 17 15:26:46.559 INFO [stderr] --> main.rs:82:24 Dec 17 15:26:46.559 INFO [stderr] | Dec 17 15:26:46.559 INFO [stderr] 82 | if (terminate) { Dec 17 15:26:46.560 INFO [stderr] | ^^^^^^^^^^^ help: remove these parentheses Dec 17 15:26:46.560 INFO [stderr] Dec 17 15:26:46.564 INFO [stderr] | Dec 17 15:26:46.564 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 15:26:46.565 INFO [stderr] Dec 17 15:26:46.565 INFO [stderr] warning: unused import: `std::io::Result` Dec 17 15:26:46.565 INFO [stderr] --> main.rs:4:5 Dec 17 15:26:46.565 INFO [stderr] | Dec 17 15:26:46.566 INFO [stderr] 4 | use std::io::Result; Dec 17 15:26:46.566 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 17 15:26:46.566 INFO [stderr] Dec 17 15:26:46.566 INFO [stderr] warning: unused import: `std::str` Dec 17 15:26:46.567 INFO [stderr] --> main.rs:5:5 Dec 17 15:26:46.567 INFO [stderr] | Dec 17 15:26:46.567 INFO [stderr] 5 | use std::str; Dec 17 15:26:46.568 INFO [stderr] | ^^^^^^^^ Dec 17 15:26:46.568 INFO [stderr] Dec 17 15:26:46.568 INFO [stderr] warning: unnecessary parentheses around `match` head expression Dec 17 15:26:46.568 INFO [stderr] --> main.rs:60:26 Dec 17 15:26:46.569 INFO [stderr] | Dec 17 15:26:46.569 INFO [stderr] 60 | match(x) { Dec 17 15:26:46.569 INFO [stderr] | ^^^ help: remove these parentheses Dec 17 15:26:46.569 INFO [stderr] | Dec 17 15:26:46.570 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 17 15:26:46.570 INFO [stderr] Dec 17 15:26:46.570 INFO [stderr] warning: unnecessary parentheses around `match` head expression Dec 17 15:26:46.570 INFO [stderr] --> main.rs:69:26 Dec 17 15:26:46.570 INFO [stderr] | Dec 17 15:26:46.571 INFO [stderr] 69 | match(x) { Dec 17 15:26:46.571 INFO [stderr] | ^^^ help: remove these parentheses Dec 17 15:26:46.571 INFO [stderr] Dec 17 15:26:46.571 INFO [stderr] warning: unnecessary parentheses around `if` condition Dec 17 15:26:46.572 INFO [stderr] --> main.rs:73:32 Dec 17 15:26:46.572 INFO [stderr] | Dec 17 15:26:46.572 INFO [stderr] 73 | if (val!=msg.len()) { Dec 17 15:26:46.572 INFO [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses Dec 17 15:26:46.573 INFO [stderr] Dec 17 15:26:46.573 INFO [stderr] warning: unnecessary parentheses around `if` condition Dec 17 15:26:46.573 INFO [stderr] --> main.rs:82:24 Dec 17 15:26:46.573 INFO [stderr] | Dec 17 15:26:46.573 INFO [stderr] 82 | if (terminate) { Dec 17 15:26:46.574 INFO [stderr] | ^^^^^^^^^^^ help: remove these parentheses Dec 17 15:26:46.574 INFO [stderr] Dec 17 15:26:46.643 INFO [stderr] warning: unused variable: `connections` Dec 17 15:26:46.644 INFO [stderr] --> main.rs:36:13 Dec 17 15:26:46.644 INFO [stderr] | Dec 17 15:26:46.644 INFO [stderr] 36 | let mut connections: HashMap = HashMap::new(); Dec 17 15:26:46.645 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_connections` instead Dec 17 15:26:46.652 INFO [stderr] warning: unused variable: `connections` Dec 17 15:26:46.653 INFO [stderr] --> main.rs:36:13 Dec 17 15:26:46.653 INFO [stderr] | Dec 17 15:26:46.653 INFO [stderr] 36 | let mut connections: HashMap = HashMap::new(); Dec 17 15:26:46.654 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_connections` instead Dec 17 15:26:46.654 INFO [stderr] | Dec 17 15:26:46.654 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 15:26:46.654 INFO [stderr] Dec 17 15:26:46.655 INFO [stderr] warning: unused variable: `addr` Dec 17 15:26:46.655 INFO [stderr] --> main.rs:42:25 Dec 17 15:26:46.655 INFO [stderr] | Dec 17 15:26:46.655 INFO [stderr] 42 | Ok((mut s , addr)) => { Dec 17 15:26:46.656 INFO [stderr] | ^^^^ help: consider using `_addr` instead Dec 17 15:26:46.656 INFO [stderr] Dec 17 15:26:46.656 INFO [stderr] warning: unused variable: `chan` Dec 17 15:26:46.656 INFO [stderr] --> main.rs:46:21 Dec 17 15:26:46.657 INFO [stderr] | Dec 17 15:26:46.657 INFO [stderr] 46 | let chan:Chan = Chan::fromTuple( Dec 17 15:26:46.657 INFO [stderr] | ^^^^ help: consider using `_chan` instead Dec 17 15:26:46.657 INFO [stderr] Dec 17 15:26:46.657 INFO [stderr] warning: unused variable: `val` Dec 17 15:26:46.658 INFO [stderr] --> main.rs:61:30 Dec 17 15:26:46.658 INFO [stderr] | Dec 17 15:26:46.658 INFO [stderr] 61 | Some(val) => { Dec 17 15:26:46.658 INFO [stderr] | ^^^ help: consider using `_val` instead Dec 17 15:26:46.658 INFO [stderr] Dec 17 15:26:46.660 INFO [stderr] | Dec 17 15:26:46.661 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 15:26:46.661 INFO [stderr] Dec 17 15:26:46.661 INFO [stderr] warning: unused variable: `addr` Dec 17 15:26:46.661 INFO [stderr] --> main.rs:42:25 Dec 17 15:26:46.662 INFO [stderr] | Dec 17 15:26:46.662 INFO [stderr] 42 | Ok((mut s , addr)) => { Dec 17 15:26:46.662 INFO [stderr] | ^^^^ help: consider using `_addr` instead Dec 17 15:26:46.662 INFO [stderr] Dec 17 15:26:46.663 INFO [stderr] warning: unused variable: `chan` Dec 17 15:26:46.663 INFO [stderr] --> main.rs:46:21 Dec 17 15:26:46.663 INFO [stderr] | Dec 17 15:26:46.663 INFO [stderr] 46 | let chan:Chan = Chan::fromTuple( Dec 17 15:26:46.664 INFO [stderr] | ^^^^ help: consider using `_chan` instead Dec 17 15:26:46.664 INFO [stderr] Dec 17 15:26:46.664 INFO [stderr] warning: unused variable: `val` Dec 17 15:26:46.664 INFO [stderr] --> main.rs:61:30 Dec 17 15:26:46.665 INFO [stderr] | Dec 17 15:26:46.665 INFO [stderr] 61 | Some(val) => { Dec 17 15:26:46.665 INFO [stderr] | ^^^ help: consider using `_val` instead Dec 17 15:26:46.665 INFO [stderr] Dec 17 15:26:46.698 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:26:46.698 INFO [stderr] --> main.rs:36:9 Dec 17 15:26:46.698 INFO [stderr] | Dec 17 15:26:46.699 INFO [stderr] 36 | let mut connections: HashMap = HashMap::new(); Dec 17 15:26:46.699 INFO [stderr] | ----^^^^^^^^^^^ Dec 17 15:26:46.699 INFO [stderr] | | Dec 17 15:26:46.699 INFO [stderr] | help: remove this `mut` Dec 17 15:26:46.701 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:26:46.701 INFO [stderr] --> main.rs:36:9 Dec 17 15:26:46.701 INFO [stderr] | Dec 17 15:26:46.701 INFO [stderr] 36 | let mut connections: HashMap = HashMap::new(); Dec 17 15:26:46.702 INFO [stderr] | ----^^^^^^^^^^^ Dec 17 15:26:46.702 INFO [stderr] | | Dec 17 15:26:46.702 INFO [stderr] | help: remove this `mut` Dec 17 15:26:46.702 INFO [stderr] | Dec 17 15:26:46.703 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 15:26:46.703 INFO [stderr] Dec 17 15:26:46.703 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:26:46.703 INFO [stderr] --> main.rs:42:17 Dec 17 15:26:46.704 INFO [stderr] | Dec 17 15:26:46.704 INFO [stderr] 42 | Ok((mut s , addr)) => { Dec 17 15:26:46.704 INFO [stderr] | ----^ Dec 17 15:26:46.704 INFO [stderr] | | Dec 17 15:26:46.705 INFO [stderr] | help: remove this `mut` Dec 17 15:26:46.705 INFO [stderr] Dec 17 15:26:46.705 INFO [stderr] warning: field is never used: `tx` Dec 17 15:26:46.705 INFO [stderr] --> main.rs:20:5 Dec 17 15:26:46.705 INFO [stderr] | Dec 17 15:26:46.706 INFO [stderr] 20 | tx: Sender, Dec 17 15:26:46.706 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 17 15:26:46.706 INFO [stderr] | Dec 17 15:26:46.706 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 15:26:46.707 INFO [stderr] Dec 17 15:26:46.707 INFO [stderr] warning: field is never used: `rx` Dec 17 15:26:46.707 INFO [stderr] --> main.rs:21:5 Dec 17 15:26:46.707 INFO [stderr] | Dec 17 15:26:46.708 INFO [stderr] 21 | rx: Receiver Dec 17 15:26:46.708 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 17 15:26:46.708 INFO [stderr] | Dec 17 15:26:46.708 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 15:26:46.708 INFO [stderr] Dec 17 15:26:46.709 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:26:46.709 INFO [stderr] --> main.rs:42:17 Dec 17 15:26:46.709 INFO [stderr] | Dec 17 15:26:46.709 INFO [stderr] 42 | Ok((mut s , addr)) => { Dec 17 15:26:46.709 INFO [stderr] | ----^ Dec 17 15:26:46.710 INFO [stderr] | | Dec 17 15:26:46.710 INFO [stderr] | help: remove this `mut` Dec 17 15:26:46.710 INFO [stderr] Dec 17 15:26:46.710 INFO [stderr] warning: method `fromTuple` should have a snake case name such as `from_tuple` Dec 17 15:26:46.711 INFO [stderr] --> main.rs:25:5 Dec 17 15:26:46.711 INFO [stderr] | Dec 17 15:26:46.711 INFO [stderr] 25 | / fn fromTuple( input: ( Sender, Receiver) ) -> Chan { Dec 17 15:26:46.712 INFO [stderr] 26 | | let (tx, rx) = input; Dec 17 15:26:46.712 INFO [stderr] 27 | | return Chan{tx: tx, rx:rx}; Dec 17 15:26:46.712 INFO [stderr] 28 | | } Dec 17 15:26:46.712 INFO [stderr] | |_____^ Dec 17 15:26:46.713 INFO [stderr] Dec 17 15:26:46.713 INFO [stderr] warning: field is never used: `tx` Dec 17 15:26:46.713 INFO [stderr] --> main.rs:20:5 Dec 17 15:26:46.713 INFO [stderr] | Dec 17 15:26:46.714 INFO [stderr] 20 | tx: Sender, Dec 17 15:26:46.714 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 17 15:26:46.714 INFO [stderr] | Dec 17 15:26:46.714 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 15:26:46.714 INFO [stderr] Dec 17 15:26:46.714 INFO [stderr] warning: field is never used: `rx` Dec 17 15:26:46.714 INFO [stderr] --> main.rs:21:5 Dec 17 15:26:46.714 INFO [stderr] | Dec 17 15:26:46.714 INFO [stderr] 21 | rx: Receiver Dec 17 15:26:46.714 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 17 15:26:46.714 INFO [stderr] Dec 17 15:26:46.714 INFO [stderr] warning: method `fromTuple` should have a snake case name such as `from_tuple` Dec 17 15:26:46.714 INFO [stderr] --> main.rs:25:5 Dec 17 15:26:46.714 INFO [stderr] | Dec 17 15:26:46.714 INFO [stderr] 25 | / fn fromTuple( input: ( Sender, Receiver) ) -> Chan { Dec 17 15:26:46.714 INFO [stderr] 26 | | let (tx, rx) = input; Dec 17 15:26:46.714 INFO [stderr] 27 | | return Chan{tx: tx, rx:rx}; Dec 17 15:26:46.714 INFO [stderr] 28 | | } Dec 17 15:26:46.714 INFO [stderr] | |_____^ Dec 17 15:26:46.714 INFO [stderr] | Dec 17 15:26:46.714 INFO [stderr] = note: #[warn(non_snake_case)] on by default Dec 17 15:26:46.714 INFO [stderr] Dec 17 15:26:46.714 INFO [stderr] | Dec 17 15:26:46.714 INFO [stderr] = note: #[warn(non_snake_case)] on by default Dec 17 15:26:46.714 INFO [stderr] Dec 17 15:26:46.777 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.48s Dec 17 15:26:47.786 INFO running `"docker" "inspect" "a86f83f7ae2b652bfe036303be4f4cd44e816e39bfa25d642d8115fdcac8d8aa"` Dec 17 15:26:48.050 INFO running `"docker" "rm" "-f" "a86f83f7ae2b652bfe036303be4f4cd44e816e39bfa25d642d8115fdcac8d8aa"` Dec 17 15:26:48.448 INFO [stdout] a86f83f7ae2b652bfe036303be4f4cd44e816e39bfa25d642d8115fdcac8d8aa