Dec 06 17:35:08.325 INFO testing way-cooler-ipc-0.0.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 17:35:08.325 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 17:35:08.504 INFO [stdout] cbc777d157062fd05a6029fc7a331e86d96d6d1a7503993ccbdb166e982c6630
Dec 06 17:35:08.507 INFO running `"docker" "start" "-a" "cbc777d157062fd05a6029fc7a331e86d96d6d1a7503993ccbdb166e982c6630"`
Dec 06 17:35:08.983 INFO [stderr] usermod: no changes
Dec 06 17:35:09.028 INFO [stderr]    Compiling way-cooler-ipc v0.0.0 (/source)
Dec 06 17:35:09.596 INFO [stderr] warning: unused import: `ToJson`
Dec 06 17:35:09.596 INFO [stderr]  --> src/message.rs:5:35
Dec 06 17:35:09.596 INFO [stderr]   |
Dec 06 17:35:09.596 INFO [stderr] 5 | use rustc_serialize::json::{Json, ToJson};
Dec 06 17:35:09.596 INFO [stderr]   |                                   ^^^^^^
Dec 06 17:35:09.596 INFO [stderr]   |
Dec 06 17:35:09.596 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 17:35:09.596 INFO [stderr] 
Dec 06 17:35:09.596 INFO [stderr] warning: unused imports: `Read`, `Write`
Dec 06 17:35:09.596 INFO [stderr]  --> src/command.rs:5:15
Dec 06 17:35:09.596 INFO [stderr]   |
Dec 06 17:35:09.596 INFO [stderr] 5 | use std::io::{Read, Write};
Dec 06 17:35:09.596 INFO [stderr]   |               ^^^^  ^^^^^
Dec 06 17:35:09.596 INFO [stderr] 
Dec 06 17:35:09.596 INFO [stderr] warning: unused import: `std::io::Error as IOError`
Dec 06 17:35:09.596 INFO [stderr]  --> src/command.rs:7:5
Dec 06 17:35:09.596 INFO [stderr]   |
Dec 06 17:35:09.596 INFO [stderr] 7 | use std::io::Error as IOError;
Dec 06 17:35:09.596 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.596 INFO [stderr] 
Dec 06 17:35:09.668 INFO [stderr] warning: unused variable: `command`
Dec 06 17:35:09.668 INFO [stderr]   --> src/command.rs:22:17
Dec 06 17:35:09.668 INFO [stderr]    |
Dec 06 17:35:09.668 INFO [stderr] 22 |     pub fn send(command: Command) -> CommandResult {
Dec 06 17:35:09.668 INFO [stderr]    |                 ^^^^^^^ help: consider using `_command` instead
Dec 06 17:35:09.668 INFO [stderr]    |
Dec 06 17:35:09.668 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 17:35:09.668 INFO [stderr] 
Dec 06 17:35:09.684 INFO [stderr] warning: enum is never used: `SendError`
Dec 06 17:35:09.684 INFO [stderr]   --> src/client.rs:14:1
Dec 06 17:35:09.684 INFO [stderr]    |
Dec 06 17:35:09.684 INFO [stderr] 14 | pub enum SendError {
Dec 06 17:35:09.684 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.684 INFO [stderr]    |
Dec 06 17:35:09.684 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: enum is never used: `ReceiveError`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:22:1
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 22 | pub enum ReceiveError {
Dec 06 17:35:09.689 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: field is never used: `stream`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:32:5
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 32 |     stream: UnixStream,
Dec 06 17:35:09.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: function is never used: `u32_to_bytes`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:37:1
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] {
Dec 06 17:35:09.689 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: function is never used: `u32_from_bytes`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:43:1
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 {
Dec 06 17:35:09.689 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: method is never used: `stream`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:54:5
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 54 |     pub fn stream(&self) -> &UnixStream {
Dec 06 17:35:09.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: method is never used: `stream_mut`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:59:5
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 59 |     pub fn stream_mut(&mut self) -> &mut UnixStream {
Dec 06 17:35:09.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: method is never used: `into_stream`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:64:5
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 64 |     pub fn into_stream(self) -> UnixStream {
Dec 06 17:35:09.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: method is never used: `read_message`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:69:5
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 69 |     pub fn read_message(&mut self) -> Result<Json, ReceiveError> {
Dec 06 17:35:09.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.689 INFO [stderr] warning: method is never used: `send_message`
Dec 06 17:35:09.689 INFO [stderr]   --> src/client.rs:78:5
Dec 06 17:35:09.689 INFO [stderr]    |
Dec 06 17:35:09.689 INFO [stderr] 78 |     pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> {
Dec 06 17:35:09.689 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:09.689 INFO [stderr] 
Dec 06 17:35:09.860 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 06 17:35:09.868 INFO [stderr] su: No module specific data is present
Dec 06 17:35:10.266 INFO running `"docker" "inspect" "cbc777d157062fd05a6029fc7a331e86d96d6d1a7503993ccbdb166e982c6630"`
Dec 06 17:35:10.564 INFO running `"docker" "rm" "-f" "cbc777d157062fd05a6029fc7a331e86d96d6d1a7503993ccbdb166e982c6630"`
Dec 06 17:35:10.776 INFO [stdout] cbc777d157062fd05a6029fc7a331e86d96d6d1a7503993ccbdb166e982c6630
Dec 06 17:35:10.778 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 17:35:11.104 INFO [stdout] 1901e8fe6d2b66863fd28fec4279cacdddbe341610121da43ba012b36f4735e6
Dec 06 17:35:11.106 INFO running `"docker" "start" "-a" "1901e8fe6d2b66863fd28fec4279cacdddbe341610121da43ba012b36f4735e6"`
Dec 06 17:35:11.620 INFO [stderr] usermod: no changes
Dec 06 17:35:11.660 INFO [stderr]    Compiling way-cooler-ipc v0.0.0 (/source)
Dec 06 17:35:12.214 INFO [stderr] warning: unused import: `ToJson`
Dec 06 17:35:12.214 INFO [stderr]  --> src/message.rs:5:35
Dec 06 17:35:12.214 INFO [stderr]   |
Dec 06 17:35:12.214 INFO [stderr] 5 | use rustc_serialize::json::{Json, ToJson};
Dec 06 17:35:12.214 INFO [stderr]   |                                   ^^^^^^
Dec 06 17:35:12.214 INFO [stderr]   |
Dec 06 17:35:12.214 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 17:35:12.214 INFO [stderr] 
Dec 06 17:35:12.214 INFO [stderr] warning: unused imports: `Read`, `Write`
Dec 06 17:35:12.214 INFO [stderr]  --> src/command.rs:5:15
Dec 06 17:35:12.214 INFO [stderr]   |
Dec 06 17:35:12.214 INFO [stderr] 5 | use std::io::{Read, Write};
Dec 06 17:35:12.214 INFO [stderr]   |               ^^^^  ^^^^^
Dec 06 17:35:12.214 INFO [stderr] 
Dec 06 17:35:12.214 INFO [stderr] warning: unused import: `std::io::Error as IOError`
Dec 06 17:35:12.214 INFO [stderr]  --> src/command.rs:7:5
Dec 06 17:35:12.214 INFO [stderr]   |
Dec 06 17:35:12.214 INFO [stderr] 7 | use std::io::Error as IOError;
Dec 06 17:35:12.214 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.214 INFO [stderr] 
Dec 06 17:35:12.295 INFO [stderr] warning: unused variable: `command`
Dec 06 17:35:12.295 INFO [stderr]   --> src/command.rs:22:17
Dec 06 17:35:12.295 INFO [stderr]    |
Dec 06 17:35:12.295 INFO [stderr] 22 |     pub fn send(command: Command) -> CommandResult {
Dec 06 17:35:12.295 INFO [stderr]    |                 ^^^^^^^ help: consider using `_command` instead
Dec 06 17:35:12.295 INFO [stderr]    |
Dec 06 17:35:12.295 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 17:35:12.295 INFO [stderr] 
Dec 06 17:35:12.300 INFO [stderr] warning: enum is never used: `SendError`
Dec 06 17:35:12.300 INFO [stderr]   --> src/client.rs:14:1
Dec 06 17:35:12.300 INFO [stderr]    |
Dec 06 17:35:12.300 INFO [stderr] 14 | pub enum SendError {
Dec 06 17:35:12.300 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.300 INFO [stderr]    |
Dec 06 17:35:12.300 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 17:35:12.300 INFO [stderr] 
Dec 06 17:35:12.300 INFO [stderr] warning: enum is never used: `ReceiveError`
Dec 06 17:35:12.300 INFO [stderr]   --> src/client.rs:22:1
Dec 06 17:35:12.300 INFO [stderr]    |
Dec 06 17:35:12.300 INFO [stderr] 22 | pub enum ReceiveError {
Dec 06 17:35:12.300 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.300 INFO [stderr] 
Dec 06 17:35:12.300 INFO [stderr] warning: field is never used: `stream`
Dec 06 17:35:12.300 INFO [stderr]   --> src/client.rs:32:5
Dec 06 17:35:12.300 INFO [stderr]    |
Dec 06 17:35:12.300 INFO [stderr] 32 |     stream: UnixStream,
Dec 06 17:35:12.300 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.300 INFO [stderr] 
Dec 06 17:35:12.300 INFO [stderr] warning: function is never used: `u32_to_bytes`
Dec 06 17:35:12.300 INFO [stderr]   --> src/client.rs:37:1
Dec 06 17:35:12.300 INFO [stderr]    |
Dec 06 17:35:12.300 INFO [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] {
Dec 06 17:35:12.300 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.300 INFO [stderr] 
Dec 06 17:35:12.300 INFO [stderr] warning: function is never used: `u32_from_bytes`
Dec 06 17:35:12.300 INFO [stderr]   --> src/client.rs:43:1
Dec 06 17:35:12.300 INFO [stderr]    |
Dec 06 17:35:12.300 INFO [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 {
Dec 06 17:35:12.300 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.300 INFO [stderr] 
Dec 06 17:35:12.300 INFO [stderr] warning: method is never used: `stream`
Dec 06 17:35:12.301 INFO [stderr]   --> src/client.rs:54:5
Dec 06 17:35:12.301 INFO [stderr]    |
Dec 06 17:35:12.301 INFO [stderr] 54 |     pub fn stream(&self) -> &UnixStream {
Dec 06 17:35:12.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.301 INFO [stderr] 
Dec 06 17:35:12.301 INFO [stderr] warning: method is never used: `stream_mut`
Dec 06 17:35:12.301 INFO [stderr]   --> src/client.rs:59:5
Dec 06 17:35:12.301 INFO [stderr]    |
Dec 06 17:35:12.301 INFO [stderr] 59 |     pub fn stream_mut(&mut self) -> &mut UnixStream {
Dec 06 17:35:12.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.301 INFO [stderr] 
Dec 06 17:35:12.301 INFO [stderr] warning: method is never used: `into_stream`
Dec 06 17:35:12.301 INFO [stderr]   --> src/client.rs:64:5
Dec 06 17:35:12.301 INFO [stderr]    |
Dec 06 17:35:12.301 INFO [stderr] 64 |     pub fn into_stream(self) -> UnixStream {
Dec 06 17:35:12.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.301 INFO [stderr] 
Dec 06 17:35:12.301 INFO [stderr] warning: method is never used: `read_message`
Dec 06 17:35:12.301 INFO [stderr]   --> src/client.rs:69:5
Dec 06 17:35:12.301 INFO [stderr]    |
Dec 06 17:35:12.301 INFO [stderr] 69 |     pub fn read_message(&mut self) -> Result<Json, ReceiveError> {
Dec 06 17:35:12.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.301 INFO [stderr] 
Dec 06 17:35:12.301 INFO [stderr] warning: method is never used: `send_message`
Dec 06 17:35:12.301 INFO [stderr]   --> src/client.rs:78:5
Dec 06 17:35:12.301 INFO [stderr]    |
Dec 06 17:35:12.301 INFO [stderr] 78 |     pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> {
Dec 06 17:35:12.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 17:35:12.301 INFO [stderr] 
Dec 06 17:35:12.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 06 17:35:12.623 INFO [stderr] su: No module specific data is present
Dec 06 17:35:13.003 INFO running `"docker" "inspect" "1901e8fe6d2b66863fd28fec4279cacdddbe341610121da43ba012b36f4735e6"`
Dec 06 17:35:13.142 INFO running `"docker" "rm" "-f" "1901e8fe6d2b66863fd28fec4279cacdddbe341610121da43ba012b36f4735e6"`
Dec 06 17:35:13.296 INFO [stdout] 1901e8fe6d2b66863fd28fec4279cacdddbe341610121da43ba012b36f4735e6
Dec 06 17:35:13.299 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 17:35:13.564 INFO [stdout] 49697dd3b85911980e3d5ca7f5931654506e2e5ae6332f52494e8d1329400736
Dec 06 17:35:13.566 INFO running `"docker" "start" "-a" "49697dd3b85911980e3d5ca7f5931654506e2e5ae6332f52494e8d1329400736"`
Dec 06 17:35:14.057 INFO [stderr] usermod: no changes
Dec 06 17:35:14.090 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 17:35:14.101 INFO [stderr]      Running /target/debug/deps/way_cooler_ipc-4c405ad45eb55964
Dec 06 17:35:14.105 INFO [stdout] 
Dec 06 17:35:14.105 INFO [stdout] running 0 tests
Dec 06 17:35:14.105 INFO [stdout] 
Dec 06 17:35:14.105 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 17:35:14.105 INFO [stdout] 
Dec 06 17:35:14.105 INFO [stderr]    Doc-tests way-cooler-ipc
Dec 06 17:35:14.841 INFO [stdout] 
Dec 06 17:35:14.841 INFO [stdout] running 0 tests
Dec 06 17:35:14.841 INFO [stdout] 
Dec 06 17:35:14.841 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 17:35:14.841 INFO [stdout] 
Dec 06 17:35:14.848 INFO [stderr] su: No module specific data is present
Dec 06 17:35:15.085 INFO running `"docker" "inspect" "49697dd3b85911980e3d5ca7f5931654506e2e5ae6332f52494e8d1329400736"`
Dec 06 17:35:15.153 INFO running `"docker" "rm" "-f" "49697dd3b85911980e3d5ca7f5931654506e2e5ae6332f52494e8d1329400736"`
Dec 06 17:35:15.257 INFO [stdout] 49697dd3b85911980e3d5ca7f5931654506e2e5ae6332f52494e8d1329400736