Dec 14 14:10:25.359 INFO testing way-cooler-ipc-0.0.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550 Dec 14 14:10:25.359 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"` Dec 14 14:10:25.512 INFO [stdout] b096faa27cb9d9a9ec167f94db8d20b289bb8a6a4678f956491a08803d8c2315 Dec 14 14:10:25.515 INFO running `"docker" "start" "-a" "b096faa27cb9d9a9ec167f94db8d20b289bb8a6a4678f956491a08803d8c2315"` Dec 14 14:10:26.007 INFO [stderr] usermod: no changes Dec 14 14:10:26.045 INFO [stderr] Compiling unix_socket v0.5.0 Dec 14 14:10:26.840 INFO [stderr] Compiling way-cooler-ipc v0.0.0 (/source) Dec 14 14:10:27.316 INFO [stderr] warning: unused import: `ToJson` Dec 14 14:10:27.316 INFO [stderr] --> src/message.rs:5:35 Dec 14 14:10:27.316 INFO [stderr] | Dec 14 14:10:27.316 INFO [stderr] 5 | use rustc_serialize::json::{Json, ToJson}; Dec 14 14:10:27.316 INFO [stderr] | ^^^^^^ Dec 14 14:10:27.316 INFO [stderr] | Dec 14 14:10:27.316 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 14 14:10:27.316 INFO [stderr] Dec 14 14:10:27.316 INFO [stderr] warning: unused imports: `Read`, `Write` Dec 14 14:10:27.316 INFO [stderr] --> src/command.rs:5:15 Dec 14 14:10:27.316 INFO [stderr] | Dec 14 14:10:27.316 INFO [stderr] 5 | use std::io::{Read, Write}; Dec 14 14:10:27.316 INFO [stderr] | ^^^^ ^^^^^ Dec 14 14:10:27.316 INFO [stderr] Dec 14 14:10:27.316 INFO [stderr] warning: unused import: `std::io::Error as IOError` Dec 14 14:10:27.316 INFO [stderr] --> src/command.rs:7:5 Dec 14 14:10:27.316 INFO [stderr] | Dec 14 14:10:27.316 INFO [stderr] 7 | use std::io::Error as IOError; Dec 14 14:10:27.316 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.316 INFO [stderr] Dec 14 14:10:27.371 INFO [stderr] warning: unused variable: `command` Dec 14 14:10:27.371 INFO [stderr] --> src/command.rs:22:17 Dec 14 14:10:27.371 INFO [stderr] | Dec 14 14:10:27.371 INFO [stderr] 22 | pub fn send(command: Command) -> CommandResult { Dec 14 14:10:27.371 INFO [stderr] | ^^^^^^^ help: consider using `_command` instead Dec 14 14:10:27.371 INFO [stderr] | Dec 14 14:10:27.371 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 14 14:10:27.371 INFO [stderr] Dec 14 14:10:27.372 INFO [stderr] warning: enum is never used: `SendError` Dec 14 14:10:27.372 INFO [stderr] --> src/client.rs:14:1 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 14 | pub enum SendError { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: enum is never used: `ReceiveError` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:22:1 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 22 | pub enum ReceiveError { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: field is never used: `stream` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:32:5 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 32 | stream: UnixStream, Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: function is never used: `u32_to_bytes` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:37:1 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: function is never used: `u32_from_bytes` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:43:1 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: method is never used: `stream` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:54:5 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 54 | pub fn stream(&self) -> &UnixStream { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: method is never used: `stream_mut` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:59:5 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: method is never used: `into_stream` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:64:5 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.410 INFO [stderr] 64 | pub fn into_stream(self) -> UnixStream { Dec 14 14:10:27.410 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.410 INFO [stderr] Dec 14 14:10:27.410 INFO [stderr] warning: method is never used: `read_message` Dec 14 14:10:27.410 INFO [stderr] --> src/client.rs:69:5 Dec 14 14:10:27.410 INFO [stderr] | Dec 14 14:10:27.411 INFO [stderr] 69 | pub fn read_message(&mut self) -> Result { Dec 14 14:10:27.411 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.411 INFO [stderr] Dec 14 14:10:27.411 INFO [stderr] warning: method is never used: `send_message` Dec 14 14:10:27.411 INFO [stderr] --> src/client.rs:78:5 Dec 14 14:10:27.411 INFO [stderr] | Dec 14 14:10:27.411 INFO [stderr] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { Dec 14 14:10:27.411 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:27.411 INFO [stderr] Dec 14 14:10:27.441 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.39s Dec 14 14:10:27.441 INFO [stderr] su: No module specific data is present Dec 14 14:10:27.659 INFO running `"docker" "inspect" "b096faa27cb9d9a9ec167f94db8d20b289bb8a6a4678f956491a08803d8c2315"` Dec 14 14:10:27.738 INFO running `"docker" "rm" "-f" "b096faa27cb9d9a9ec167f94db8d20b289bb8a6a4678f956491a08803d8c2315"` Dec 14 14:10:27.817 INFO [stdout] b096faa27cb9d9a9ec167f94db8d20b289bb8a6a4678f956491a08803d8c2315 Dec 14 14:10:27.821 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"` Dec 14 14:10:28.095 INFO [stdout] 037e388b653d8d00d3f20475f13b92fdae7bb5aebca693c2fd5c62cc59825a44 Dec 14 14:10:28.095 INFO running `"docker" "start" "-a" "037e388b653d8d00d3f20475f13b92fdae7bb5aebca693c2fd5c62cc59825a44"` Dec 14 14:10:28.561 INFO [stderr] usermod: no changes Dec 14 14:10:28.597 INFO [stderr] Compiling way-cooler-ipc v0.0.0 (/source) Dec 14 14:10:29.275 INFO [stderr] warning: unused import: `ToJson` Dec 14 14:10:29.275 INFO [stderr] --> src/message.rs:5:35 Dec 14 14:10:29.275 INFO [stderr] | Dec 14 14:10:29.275 INFO [stderr] 5 | use rustc_serialize::json::{Json, ToJson}; Dec 14 14:10:29.275 INFO [stderr] | ^^^^^^ Dec 14 14:10:29.275 INFO [stderr] | Dec 14 14:10:29.275 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 14 14:10:29.275 INFO [stderr] Dec 14 14:10:29.275 INFO [stderr] warning: unused imports: `Read`, `Write` Dec 14 14:10:29.275 INFO [stderr] --> src/command.rs:5:15 Dec 14 14:10:29.276 INFO [stderr] | Dec 14 14:10:29.276 INFO [stderr] 5 | use std::io::{Read, Write}; Dec 14 14:10:29.276 INFO [stderr] | ^^^^ ^^^^^ Dec 14 14:10:29.277 INFO [stderr] Dec 14 14:10:29.277 INFO [stderr] warning: unused import: `std::io::Error as IOError` Dec 14 14:10:29.277 INFO [stderr] --> src/command.rs:7:5 Dec 14 14:10:29.277 INFO [stderr] | Dec 14 14:10:29.278 INFO [stderr] 7 | use std::io::Error as IOError; Dec 14 14:10:29.278 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.278 INFO [stderr] Dec 14 14:10:29.347 INFO [stderr] warning: unused variable: `command` Dec 14 14:10:29.347 INFO [stderr] --> src/command.rs:22:17 Dec 14 14:10:29.347 INFO [stderr] | Dec 14 14:10:29.347 INFO [stderr] 22 | pub fn send(command: Command) -> CommandResult { Dec 14 14:10:29.347 INFO [stderr] | ^^^^^^^ help: consider using `_command` instead Dec 14 14:10:29.347 INFO [stderr] | Dec 14 14:10:29.347 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 14 14:10:29.347 INFO [stderr] Dec 14 14:10:29.361 INFO [stderr] warning: enum is never used: `SendError` Dec 14 14:10:29.361 INFO [stderr] --> src/client.rs:14:1 Dec 14 14:10:29.362 INFO [stderr] | Dec 14 14:10:29.362 INFO [stderr] 14 | pub enum SendError { Dec 14 14:10:29.362 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.362 INFO [stderr] | Dec 14 14:10:29.363 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 14 14:10:29.363 INFO [stderr] Dec 14 14:10:29.363 INFO [stderr] warning: enum is never used: `ReceiveError` Dec 14 14:10:29.364 INFO [stderr] --> src/client.rs:22:1 Dec 14 14:10:29.364 INFO [stderr] | Dec 14 14:10:29.364 INFO [stderr] 22 | pub enum ReceiveError { Dec 14 14:10:29.364 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.365 INFO [stderr] Dec 14 14:10:29.365 INFO [stderr] warning: field is never used: `stream` Dec 14 14:10:29.365 INFO [stderr] --> src/client.rs:32:5 Dec 14 14:10:29.366 INFO [stderr] | Dec 14 14:10:29.366 INFO [stderr] 32 | stream: UnixStream, Dec 14 14:10:29.366 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.366 INFO [stderr] Dec 14 14:10:29.366 INFO [stderr] warning: function is never used: `u32_to_bytes` Dec 14 14:10:29.367 INFO [stderr] --> src/client.rs:37:1 Dec 14 14:10:29.367 INFO [stderr] | Dec 14 14:10:29.367 INFO [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { Dec 14 14:10:29.367 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.367 INFO [stderr] Dec 14 14:10:29.367 INFO [stderr] warning: function is never used: `u32_from_bytes` Dec 14 14:10:29.367 INFO [stderr] --> src/client.rs:43:1 Dec 14 14:10:29.367 INFO [stderr] | Dec 14 14:10:29.367 INFO [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { Dec 14 14:10:29.367 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.367 INFO [stderr] Dec 14 14:10:29.367 INFO [stderr] warning: method is never used: `stream` Dec 14 14:10:29.367 INFO [stderr] --> src/client.rs:54:5 Dec 14 14:10:29.367 INFO [stderr] | Dec 14 14:10:29.367 INFO [stderr] 54 | pub fn stream(&self) -> &UnixStream { Dec 14 14:10:29.367 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.367 INFO [stderr] Dec 14 14:10:29.368 INFO [stderr] warning: method is never used: `stream_mut` Dec 14 14:10:29.368 INFO [stderr] --> src/client.rs:59:5 Dec 14 14:10:29.368 INFO [stderr] | Dec 14 14:10:29.368 INFO [stderr] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { Dec 14 14:10:29.368 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.368 INFO [stderr] Dec 14 14:10:29.368 INFO [stderr] warning: method is never used: `into_stream` Dec 14 14:10:29.368 INFO [stderr] --> src/client.rs:64:5 Dec 14 14:10:29.368 INFO [stderr] | Dec 14 14:10:29.368 INFO [stderr] 64 | pub fn into_stream(self) -> UnixStream { Dec 14 14:10:29.368 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.368 INFO [stderr] Dec 14 14:10:29.368 INFO [stderr] warning: method is never used: `read_message` Dec 14 14:10:29.368 INFO [stderr] --> src/client.rs:69:5 Dec 14 14:10:29.368 INFO [stderr] | Dec 14 14:10:29.368 INFO [stderr] 69 | pub fn read_message(&mut self) -> Result { Dec 14 14:10:29.368 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.368 INFO [stderr] Dec 14 14:10:29.375 INFO [stderr] warning: method is never used: `send_message` Dec 14 14:10:29.375 INFO [stderr] --> src/client.rs:78:5 Dec 14 14:10:29.375 INFO [stderr] | Dec 14 14:10:29.375 INFO [stderr] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { Dec 14 14:10:29.375 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 14:10:29.375 INFO [stderr] Dec 14 14:10:29.735 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s Dec 14 14:10:29.755 INFO [stderr] su: No module specific data is present Dec 14 14:10:30.740 INFO running `"docker" "inspect" "037e388b653d8d00d3f20475f13b92fdae7bb5aebca693c2fd5c62cc59825a44"` Dec 14 14:10:30.805 INFO running `"docker" "rm" "-f" "037e388b653d8d00d3f20475f13b92fdae7bb5aebca693c2fd5c62cc59825a44"` Dec 14 14:10:30.923 INFO [stdout] 037e388b653d8d00d3f20475f13b92fdae7bb5aebca693c2fd5c62cc59825a44 Dec 14 14:10:30.926 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --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"` Dec 14 14:10:31.119 INFO [stdout] ec433b9128a27ee677af9756f44c9b0184b826a86becfb0b2881bed03c84db4e Dec 14 14:10:31.121 INFO running `"docker" "start" "-a" "ec433b9128a27ee677af9756f44c9b0184b826a86becfb0b2881bed03c84db4e"` Dec 14 14:10:31.599 INFO [stderr] usermod: no changes Dec 14 14:10:31.639 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s Dec 14 14:10:31.639 INFO [stderr] Running /target/debug/deps/way_cooler_ipc-98fa1d681afad2d2 Dec 14 14:10:31.641 INFO [stderr] Doc-tests way-cooler-ipc Dec 14 14:10:31.641 INFO [stdout] Dec 14 14:10:31.641 INFO [stdout] running 0 tests Dec 14 14:10:31.641 INFO [stdout] Dec 14 14:10:31.641 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 14 14:10:31.641 INFO [stdout] Dec 14 14:10:32.651 INFO [stdout] Dec 14 14:10:32.651 INFO [stdout] running 0 tests Dec 14 14:10:32.651 INFO [stdout] Dec 14 14:10:32.651 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 14 14:10:32.651 INFO [stdout] Dec 14 14:10:32.655 INFO [stderr] su: No module specific data is present Dec 14 14:10:33.439 INFO running `"docker" "inspect" "ec433b9128a27ee677af9756f44c9b0184b826a86becfb0b2881bed03c84db4e"` Dec 14 14:10:33.685 INFO running `"docker" "rm" "-f" "ec433b9128a27ee677af9756f44c9b0184b826a86becfb0b2881bed03c84db4e"` Dec 14 14:10:33.830 INFO [stdout] ec433b9128a27ee677af9756f44c9b0184b826a86becfb0b2881bed03c84db4e