Dec 04 12:32:09.307 INFO checking peterdelevoryas/io-state-machine-prototype4 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 12:32:09.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 12:32:09.739 INFO [stdout] 5b238ee5ba2e3fd72165ed09261266f42a65d5cae50219dcd4ccd794f4ec0d56
Dec 04 12:32:09.742 INFO running `"docker" "start" "-a" "5b238ee5ba2e3fd72165ed09261266f42a65d5cae50219dcd4ccd794f4ec0d56"`
Dec 04 12:32:11.486 INFO [stderr] usermod: no changes
Dec 04 12:32:11.607 INFO [stderr]     Checking mio v0.6.2
Dec 04 12:32:13.075 INFO [stderr]     Checking io-state-machine-prototype4 v0.1.0 (/source)
Dec 04 12:32:13.727 INFO [stderr] warning: unreachable expression
Dec 04 12:32:13.727 INFO [stderr]    --> src/main.rs:187:5
Dec 04 12:32:13.727 INFO [stderr]     |
Dec 04 12:32:13.727 INFO [stderr] 187 |     return Ok(())
Dec 04 12:32:13.727 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 04 12:32:13.727 INFO [stderr]     |
Dec 04 12:32:13.727 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 04 12:32:13.727 INFO [stderr] 
Dec 04 12:32:13.731 INFO [stderr] warning: unreachable expression
Dec 04 12:32:13.731 INFO [stderr]    --> src/main.rs:187:5
Dec 04 12:32:13.731 INFO [stderr]     |
Dec 04 12:32:13.731 INFO [stderr] 187 |     return Ok(())
Dec 04 12:32:13.731 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 04 12:32:13.731 INFO [stderr]     |
Dec 04 12:32:13.731 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 04 12:32:13.731 INFO [stderr] 
Dec 04 12:32:13.755 INFO [stderr] warning: unused variable: `i`
Dec 04 12:32:13.755 INFO [stderr]    --> src/main.rs:140:47
Dec 04 12:32:13.755 INFO [stderr]     |
Dec 04 12:32:13.755 INFO [stderr] 140 |                 Task::Conn { conn_slab_index: i } => {
Dec 04 12:32:13.755 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 04 12:32:13.755 INFO [stderr]     |
Dec 04 12:32:13.755 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 12:32:13.755 INFO [stderr] 
Dec 04 12:32:13.755 INFO [stderr] warning: unused variable: `result`
Dec 04 12:32:13.755 INFO [stderr]    --> src/main.rs:148:34
Dec 04 12:32:13.755 INFO [stderr]     |
Dec 04 12:32:13.755 INFO [stderr] 148 |                 TaskStatus::Done(result) => {
Dec 04 12:32:13.755 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 04 12:32:13.755 INFO [stderr] 
Dec 04 12:32:13.755 INFO [stderr] warning: unused variable: `i`
Dec 04 12:32:13.755 INFO [stderr]    --> src/main.rs:167:47
Dec 04 12:32:13.755 INFO [stderr]     |
Dec 04 12:32:13.755 INFO [stderr] 167 |                 Task::Conn { conn_slab_index: i } => {
Dec 04 12:32:13.755 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 04 12:32:13.755 INFO [stderr] 
Dec 04 12:32:13.755 INFO [stderr] warning: unused variable: `i`
Dec 04 12:32:13.755 INFO [stderr]    --> src/main.rs:140:47
Dec 04 12:32:13.755 INFO [stderr]     |
Dec 04 12:32:13.755 INFO [stderr] 140 |                 Task::Conn { conn_slab_index: i } => {
Dec 04 12:32:13.755 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 04 12:32:13.755 INFO [stderr]     |
Dec 04 12:32:13.755 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 12:32:13.755 INFO [stderr] 
Dec 04 12:32:13.763 INFO [stderr] warning: unused variable: `result`
Dec 04 12:32:13.763 INFO [stderr]    --> src/main.rs:148:34
Dec 04 12:32:13.763 INFO [stderr]     |
Dec 04 12:32:13.763 INFO [stderr] 148 |                 TaskStatus::Done(result) => {
Dec 04 12:32:13.763 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 04 12:32:13.763 INFO [stderr] 
Dec 04 12:32:13.763 INFO [stderr] warning: unused variable: `i`
Dec 04 12:32:13.763 INFO [stderr]    --> src/main.rs:167:47
Dec 04 12:32:13.763 INFO [stderr]     |
Dec 04 12:32:13.763 INFO [stderr] 167 |                 Task::Conn { conn_slab_index: i } => {
Dec 04 12:32:13.763 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 04 12:32:13.763 INFO [stderr] 
Dec 04 12:32:13.763 INFO [stderr] warning: unused variable: `result`
Dec 04 12:32:13.763 INFO [stderr]    --> src/main.rs:175:34
Dec 04 12:32:13.763 INFO [stderr]     |
Dec 04 12:32:13.763 INFO [stderr] 175 |                 TaskStatus::Done(result) => {
Dec 04 12:32:13.763 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 04 12:32:13.763 INFO [stderr] 
Dec 04 12:32:13.763 INFO [stderr] warning: unused variable: `ready`
Dec 04 12:32:13.763 INFO [stderr]   --> src/main.rs:23:12
Dec 04 12:32:13.763 INFO [stderr]    |
Dec 04 12:32:13.763 INFO [stderr] 23 |            ready: mio::Ready,
Dec 04 12:32:13.763 INFO [stderr]    |            ^^^^^ help: consider using `_ready` instead
Dec 04 12:32:13.763 INFO [stderr] 
Dec 04 12:32:13.763 INFO [stderr] warning: unused variable: `result`
Dec 04 12:32:13.763 INFO [stderr]    --> src/main.rs:175:34
Dec 04 12:32:13.763 INFO [stderr]     |
Dec 04 12:32:13.763 INFO [stderr] 175 |                 TaskStatus::Done(result) => {
Dec 04 12:32:13.763 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 04 12:32:13.763 INFO [stderr] 
Dec 04 12:32:13.763 INFO [stderr] warning: unused variable: `ready`
Dec 04 12:32:13.763 INFO [stderr]   --> src/main.rs:23:12
Dec 04 12:32:13.763 INFO [stderr]    |
Dec 04 12:32:13.763 INFO [stderr] 23 |            ready: mio::Ready,
Dec 04 12:32:13.763 INFO [stderr]    |            ^^^^^ help: consider using `_ready` instead
Dec 04 12:32:13.763 INFO [stderr] 
Dec 04 12:32:13.821 INFO [stderr] warning: variant is never constructed: `KineticRequest`
Dec 04 12:32:13.821 INFO [stderr]    --> src/main.rs:108:5
Dec 04 12:32:13.821 INFO [stderr]     |
Dec 04 12:32:13.821 INFO [stderr] 108 |     KineticRequest,
Dec 04 12:32:13.822 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 04 12:32:13.822 INFO [stderr]     |
Dec 04 12:32:13.822 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 12:32:13.822 INFO [stderr] 
Dec 04 12:32:13.851 INFO [stderr] warning: variant is never constructed: `KineticRequest`
Dec 04 12:32:13.851 INFO [stderr]    --> src/main.rs:108:5
Dec 04 12:32:13.851 INFO [stderr]     |
Dec 04 12:32:13.851 INFO [stderr] 108 |     KineticRequest,
Dec 04 12:32:13.851 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 04 12:32:13.851 INFO [stderr]     |
Dec 04 12:32:13.851 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 12:32:13.851 INFO [stderr] 
Dec 04 12:32:13.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
Dec 04 12:32:13.891 INFO [stderr] su: No module specific data is present
Dec 04 12:32:14.993 INFO running `"docker" "inspect" "5b238ee5ba2e3fd72165ed09261266f42a65d5cae50219dcd4ccd794f4ec0d56"`
Dec 04 12:32:15.361 INFO running `"docker" "rm" "-f" "5b238ee5ba2e3fd72165ed09261266f42a65d5cae50219dcd4ccd794f4ec0d56"`
Dec 04 12:32:15.689 INFO [stdout] 5b238ee5ba2e3fd72165ed09261266f42a65d5cae50219dcd4ccd794f4ec0d56