Nov 17 18:27:32.524 INFO testing way-cooler-ipc-0.0.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982 Nov 17 18:27:32.524 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"` Nov 17 18:27:32.770 INFO [stdout] 1db8369641667369f393fa937689942e1ff94fea6f9a1c48b868431cb2a6e502 Nov 17 18:27:32.772 INFO running `"docker" "start" "-a" "1db8369641667369f393fa937689942e1ff94fea6f9a1c48b868431cb2a6e502"` Nov 17 18:27:33.160 INFO [stderr] usermod: no changes Nov 17 18:27:33.200 INFO [stderr] Compiling unix_socket v0.5.0 Nov 17 18:27:33.873 INFO [stderr] Compiling way-cooler-ipc v0.0.0 (/source) Nov 17 18:27:34.347 INFO [stderr] warning: unused import: `ToJson` Nov 17 18:27:34.348 INFO [stderr] --> src/message.rs:5:35 Nov 17 18:27:34.348 INFO [stderr] | Nov 17 18:27:34.348 INFO [stderr] 5 | use rustc_serialize::json::{Json, ToJson}; Nov 17 18:27:34.348 INFO [stderr] | ^^^^^^ Nov 17 18:27:34.348 INFO [stderr] | Nov 17 18:27:34.348 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 17 18:27:34.349 INFO [stderr] Nov 17 18:27:34.349 INFO [stderr] warning: unused imports: `Read`, `Write` Nov 17 18:27:34.349 INFO [stderr] --> src/command.rs:5:15 Nov 17 18:27:34.349 INFO [stderr] | Nov 17 18:27:34.349 INFO [stderr] 5 | use std::io::{Read, Write}; Nov 17 18:27:34.349 INFO [stderr] | ^^^^ ^^^^^ Nov 17 18:27:34.349 INFO [stderr] Nov 17 18:27:34.349 INFO [stderr] warning: unused import: `std::io::Error as IOError` Nov 17 18:27:34.349 INFO [stderr] --> src/command.rs:7:5 Nov 17 18:27:34.349 INFO [stderr] | Nov 17 18:27:34.349 INFO [stderr] 7 | use std::io::Error as IOError; Nov 17 18:27:34.349 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.349 INFO [stderr] Nov 17 18:27:34.423 INFO [stderr] warning: unused variable: `command` Nov 17 18:27:34.424 INFO [stderr] --> src/command.rs:22:17 Nov 17 18:27:34.424 INFO [stderr] | Nov 17 18:27:34.424 INFO [stderr] 22 | pub fn send(command: Command) -> CommandResult { Nov 17 18:27:34.424 INFO [stderr] | ^^^^^^^ help: consider using `_command` instead Nov 17 18:27:34.425 INFO [stderr] | Nov 17 18:27:34.425 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 18:27:34.425 INFO [stderr] Nov 17 18:27:34.431 INFO [stderr] warning: enum is never used: `SendError` Nov 17 18:27:34.431 INFO [stderr] --> src/client.rs:14:1 Nov 17 18:27:34.431 INFO [stderr] | Nov 17 18:27:34.431 INFO [stderr] 14 | pub enum SendError { Nov 17 18:27:34.431 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.431 INFO [stderr] | Nov 17 18:27:34.431 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 17 18:27:34.431 INFO [stderr] Nov 17 18:27:34.431 INFO [stderr] warning: enum is never used: `ReceiveError` Nov 17 18:27:34.431 INFO [stderr] --> src/client.rs:22:1 Nov 17 18:27:34.431 INFO [stderr] | Nov 17 18:27:34.431 INFO [stderr] 22 | pub enum ReceiveError { Nov 17 18:27:34.431 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.431 INFO [stderr] Nov 17 18:27:34.431 INFO [stderr] warning: field is never used: `stream` Nov 17 18:27:34.431 INFO [stderr] --> src/client.rs:32:5 Nov 17 18:27:34.431 INFO [stderr] | Nov 17 18:27:34.431 INFO [stderr] 32 | stream: UnixStream, Nov 17 18:27:34.431 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.431 INFO [stderr] Nov 17 18:27:34.431 INFO [stderr] warning: function is never used: `u32_to_bytes` Nov 17 18:27:34.431 INFO [stderr] --> src/client.rs:37:1 Nov 17 18:27:34.431 INFO [stderr] | Nov 17 18:27:34.431 INFO [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { Nov 17 18:27:34.431 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.431 INFO [stderr] Nov 17 18:27:34.431 INFO [stderr] warning: function is never used: `u32_from_bytes` Nov 17 18:27:34.431 INFO [stderr] --> src/client.rs:43:1 Nov 17 18:27:34.431 INFO [stderr] | Nov 17 18:27:34.431 INFO [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { Nov 17 18:27:34.431 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.431 INFO [stderr] Nov 17 18:27:34.436 INFO [stderr] warning: method is never used: `stream` Nov 17 18:27:34.436 INFO [stderr] --> src/client.rs:54:5 Nov 17 18:27:34.436 INFO [stderr] | Nov 17 18:27:34.436 INFO [stderr] 54 | pub fn stream(&self) -> &UnixStream { Nov 17 18:27:34.436 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.436 INFO [stderr] Nov 17 18:27:34.436 INFO [stderr] warning: method is never used: `stream_mut` Nov 17 18:27:34.436 INFO [stderr] --> src/client.rs:59:5 Nov 17 18:27:34.436 INFO [stderr] | Nov 17 18:27:34.436 INFO [stderr] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { Nov 17 18:27:34.436 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.436 INFO [stderr] Nov 17 18:27:34.436 INFO [stderr] warning: method is never used: `into_stream` Nov 17 18:27:34.436 INFO [stderr] --> src/client.rs:64:5 Nov 17 18:27:34.436 INFO [stderr] | Nov 17 18:27:34.436 INFO [stderr] 64 | pub fn into_stream(self) -> UnixStream { Nov 17 18:27:34.436 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.436 INFO [stderr] Nov 17 18:27:34.436 INFO [stderr] warning: method is never used: `read_message` Nov 17 18:27:34.436 INFO [stderr] --> src/client.rs:69:5 Nov 17 18:27:34.436 INFO [stderr] | Nov 17 18:27:34.436 INFO [stderr] 69 | pub fn read_message(&mut self) -> Result { Nov 17 18:27:34.436 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.436 INFO [stderr] Nov 17 18:27:34.436 INFO [stderr] warning: method is never used: `send_message` Nov 17 18:27:34.436 INFO [stderr] --> src/client.rs:78:5 Nov 17 18:27:34.437 INFO [stderr] | Nov 17 18:27:34.437 INFO [stderr] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { Nov 17 18:27:34.437 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:34.437 INFO [stderr] Nov 17 18:27:34.555 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.38s Nov 17 18:27:34.563 INFO [stderr] su: No module specific data is present Nov 17 18:27:34.981 INFO running `"docker" "inspect" "1db8369641667369f393fa937689942e1ff94fea6f9a1c48b868431cb2a6e502"` Nov 17 18:27:35.202 INFO running `"docker" "rm" "-f" "1db8369641667369f393fa937689942e1ff94fea6f9a1c48b868431cb2a6e502"` Nov 17 18:27:35.402 INFO [stdout] 1db8369641667369f393fa937689942e1ff94fea6f9a1c48b868431cb2a6e502 Nov 17 18:27:35.407 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"` Nov 17 18:27:35.831 INFO [stdout] 1618e3d5b422ab7080e79f3a5e784331895c97bbe0f6b5b4c86c27b912047e7e Nov 17 18:27:35.833 INFO running `"docker" "start" "-a" "1618e3d5b422ab7080e79f3a5e784331895c97bbe0f6b5b4c86c27b912047e7e"` Nov 17 18:27:36.209 INFO [stderr] usermod: no changes Nov 17 18:27:36.244 INFO [stderr] Compiling way-cooler-ipc v0.0.0 (/source) Nov 17 18:27:36.677 INFO [stderr] warning: unused import: `ToJson` Nov 17 18:27:36.677 INFO [stderr] --> src/message.rs:5:35 Nov 17 18:27:36.677 INFO [stderr] | Nov 17 18:27:36.677 INFO [stderr] 5 | use rustc_serialize::json::{Json, ToJson}; Nov 17 18:27:36.677 INFO [stderr] | ^^^^^^ Nov 17 18:27:36.677 INFO [stderr] | Nov 17 18:27:36.677 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 17 18:27:36.677 INFO [stderr] Nov 17 18:27:36.677 INFO [stderr] warning: unused imports: `Read`, `Write` Nov 17 18:27:36.677 INFO [stderr] --> src/command.rs:5:15 Nov 17 18:27:36.677 INFO [stderr] | Nov 17 18:27:36.677 INFO [stderr] 5 | use std::io::{Read, Write}; Nov 17 18:27:36.677 INFO [stderr] | ^^^^ ^^^^^ Nov 17 18:27:36.677 INFO [stderr] Nov 17 18:27:36.677 INFO [stderr] warning: unused import: `std::io::Error as IOError` Nov 17 18:27:36.677 INFO [stderr] --> src/command.rs:7:5 Nov 17 18:27:36.677 INFO [stderr] | Nov 17 18:27:36.677 INFO [stderr] 7 | use std::io::Error as IOError; Nov 17 18:27:36.677 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.677 INFO [stderr] Nov 17 18:27:36.747 INFO [stderr] warning: unused variable: `command` Nov 17 18:27:36.747 INFO [stderr] --> src/command.rs:22:17 Nov 17 18:27:36.747 INFO [stderr] | Nov 17 18:27:36.747 INFO [stderr] 22 | pub fn send(command: Command) -> CommandResult { Nov 17 18:27:36.747 INFO [stderr] | ^^^^^^^ help: consider using `_command` instead Nov 17 18:27:36.747 INFO [stderr] | Nov 17 18:27:36.747 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 18:27:36.747 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: enum is never used: `SendError` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:14:1 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 14 | pub enum SendError { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: enum is never used: `ReceiveError` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:22:1 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 22 | pub enum ReceiveError { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: field is never used: `stream` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:32:5 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 32 | stream: UnixStream, Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: function is never used: `u32_to_bytes` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:37:1 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: function is never used: `u32_from_bytes` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:43:1 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: method is never used: `stream` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:54:5 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 54 | pub fn stream(&self) -> &UnixStream { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: method is never used: `stream_mut` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:59:5 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: method is never used: `into_stream` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:64:5 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 64 | pub fn into_stream(self) -> UnixStream { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: method is never used: `read_message` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:69:5 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 69 | pub fn read_message(&mut self) -> Result { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:36.767 INFO [stderr] warning: method is never used: `send_message` Nov 17 18:27:36.767 INFO [stderr] --> src/client.rs:78:5 Nov 17 18:27:36.767 INFO [stderr] | Nov 17 18:27:36.767 INFO [stderr] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { Nov 17 18:27:36.767 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 18:27:36.767 INFO [stderr] Nov 17 18:27:37.010 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.78s Nov 17 18:27:37.017 INFO [stderr] su: No module specific data is present Nov 17 18:27:37.376 INFO running `"docker" "inspect" "1618e3d5b422ab7080e79f3a5e784331895c97bbe0f6b5b4c86c27b912047e7e"` Nov 17 18:27:37.446 INFO running `"docker" "rm" "-f" "1618e3d5b422ab7080e79f3a5e784331895c97bbe0f6b5b4c86c27b912047e7e"` Nov 17 18:27:37.533 INFO [stdout] 1618e3d5b422ab7080e79f3a5e784331895c97bbe0f6b5b4c86c27b912047e7e Nov 17 18:27:37.535 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"` Nov 17 18:27:37.823 INFO [stdout] 1c79f46c011f979d5f06fbbccd4e0aff4629c694b065f015239fe04f2803d2f1 Nov 17 18:27:37.825 INFO running `"docker" "start" "-a" "1c79f46c011f979d5f06fbbccd4e0aff4629c694b065f015239fe04f2803d2f1"` Nov 17 18:27:38.459 INFO [stderr] usermod: no changes Nov 17 18:27:38.493 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s Nov 17 18:27:38.496 INFO [stderr] Running /target/debug/deps/way_cooler_ipc-dc875f670b5b0888 Nov 17 18:27:38.509 INFO [stderr] Doc-tests way-cooler-ipc Nov 17 18:27:38.509 INFO [stdout] Nov 17 18:27:38.509 INFO [stdout] running 0 tests Nov 17 18:27:38.509 INFO [stdout] Nov 17 18:27:38.509 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 17 18:27:38.509 INFO [stdout] Nov 17 18:27:39.242 INFO [stdout] Nov 17 18:27:39.242 INFO [stdout] running 0 tests Nov 17 18:27:39.242 INFO [stdout] Nov 17 18:27:39.242 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 17 18:27:39.242 INFO [stdout] Nov 17 18:27:39.249 INFO [stderr] su: No module specific data is present Nov 17 18:27:39.609 INFO running `"docker" "inspect" "1c79f46c011f979d5f06fbbccd4e0aff4629c694b065f015239fe04f2803d2f1"` Nov 17 18:27:39.701 INFO running `"docker" "rm" "-f" "1c79f46c011f979d5f06fbbccd4e0aff4629c694b065f015239fe04f2803d2f1"` Nov 17 18:27:39.841 INFO [stdout] 1c79f46c011f979d5f06fbbccd4e0aff4629c694b065f015239fe04f2803d2f1