Dec 11 11:58:39.146 INFO checking peterdelevoryas/io-state-machine-prototype4 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 11:58:39.146 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 11:58:39.612 INFO [stdout] d34ce874162579802ba0b8d9551725d085a8353b98c364751964d61ac5153d7e
Dec 11 11:58:39.613 INFO running `"docker" "start" "-a" "d34ce874162579802ba0b8d9551725d085a8353b98c364751964d61ac5153d7e"`
Dec 11 11:58:41.398 INFO [stderr] usermod: no changes
Dec 11 11:58:41.524 INFO [stderr]     Checking net2 v0.2.26
Dec 11 11:58:41.524 INFO [stderr]     Checking nix v0.7.0
Dec 11 11:58:44.527 INFO [stderr]     Checking mio v0.6.2
Dec 11 11:58:45.784 INFO [stderr]     Checking io-state-machine-prototype4 v0.1.0 (/source)
Dec 11 11:58:46.192 INFO [stderr] warning: unreachable expression
Dec 11 11:58:46.192 INFO [stderr]    --> src/main.rs:187:5
Dec 11 11:58:46.192 INFO [stderr]     |
Dec 11 11:58:46.192 INFO [stderr] 187 |     return Ok(())
Dec 11 11:58:46.192 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 11 11:58:46.192 INFO [stderr]     |
Dec 11 11:58:46.192 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 11 11:58:46.192 INFO [stderr] 
Dec 11 11:58:46.204 INFO [stderr] warning: unused variable: `i`
Dec 11 11:58:46.204 INFO [stderr]    --> src/main.rs:140:47
Dec 11 11:58:46.204 INFO [stderr]     |
Dec 11 11:58:46.204 INFO [stderr] 140 |                 Task::Conn { conn_slab_index: i } => {
Dec 11 11:58:46.204 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 11 11:58:46.204 INFO [stderr]     |
Dec 11 11:58:46.204 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 11:58:46.204 INFO [stderr] 
Dec 11 11:58:46.204 INFO [stderr] warning: unused variable: `result`
Dec 11 11:58:46.204 INFO [stderr]    --> src/main.rs:148:34
Dec 11 11:58:46.204 INFO [stderr]     |
Dec 11 11:58:46.204 INFO [stderr] 148 |                 TaskStatus::Done(result) => {
Dec 11 11:58:46.204 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 11 11:58:46.204 INFO [stderr] 
Dec 11 11:58:46.204 INFO [stderr] warning: unused variable: `i`
Dec 11 11:58:46.204 INFO [stderr]    --> src/main.rs:167:47
Dec 11 11:58:46.204 INFO [stderr]     |
Dec 11 11:58:46.204 INFO [stderr] 167 |                 Task::Conn { conn_slab_index: i } => {
Dec 11 11:58:46.204 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 11 11:58:46.205 INFO [stderr] 
Dec 11 11:58:46.205 INFO [stderr] warning: unused variable: `result`
Dec 11 11:58:46.205 INFO [stderr]    --> src/main.rs:175:34
Dec 11 11:58:46.205 INFO [stderr]     |
Dec 11 11:58:46.205 INFO [stderr] 175 |                 TaskStatus::Done(result) => {
Dec 11 11:58:46.205 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 11 11:58:46.205 INFO [stderr] 
Dec 11 11:58:46.205 INFO [stderr] warning: unused variable: `ready`
Dec 11 11:58:46.205 INFO [stderr]   --> src/main.rs:23:12
Dec 11 11:58:46.205 INFO [stderr]    |
Dec 11 11:58:46.205 INFO [stderr] 23 |            ready: mio::Ready,
Dec 11 11:58:46.205 INFO [stderr]    |            ^^^^^ help: consider using `_ready` instead
Dec 11 11:58:46.205 INFO [stderr] 
Dec 11 11:58:46.236 INFO [stderr] warning: variant is never constructed: `KineticRequest`
Dec 11 11:58:46.236 INFO [stderr]    --> src/main.rs:108:5
Dec 11 11:58:46.236 INFO [stderr]     |
Dec 11 11:58:46.236 INFO [stderr] 108 |     KineticRequest,
Dec 11 11:58:46.236 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 11 11:58:46.236 INFO [stderr]     |
Dec 11 11:58:46.236 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 11:58:46.236 INFO [stderr] 
Dec 11 11:58:46.552 INFO [stderr] warning: unreachable expression
Dec 11 11:58:46.552 INFO [stderr]    --> src/main.rs:187:5
Dec 11 11:58:46.552 INFO [stderr]     |
Dec 11 11:58:46.552 INFO [stderr] 187 |     return Ok(())
Dec 11 11:58:46.552 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 11 11:58:46.552 INFO [stderr]     |
Dec 11 11:58:46.552 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 11 11:58:46.552 INFO [stderr] 
Dec 11 11:58:46.564 INFO [stderr] warning: unused variable: `i`
Dec 11 11:58:46.564 INFO [stderr]    --> src/main.rs:140:47
Dec 11 11:58:46.564 INFO [stderr]     |
Dec 11 11:58:46.564 INFO [stderr] 140 |                 Task::Conn { conn_slab_index: i } => {
Dec 11 11:58:46.564 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 11 11:58:46.564 INFO [stderr]     |
Dec 11 11:58:46.564 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 11:58:46.564 INFO [stderr] 
Dec 11 11:58:46.564 INFO [stderr] warning: unused variable: `result`
Dec 11 11:58:46.564 INFO [stderr]    --> src/main.rs:148:34
Dec 11 11:58:46.564 INFO [stderr]     |
Dec 11 11:58:46.564 INFO [stderr] 148 |                 TaskStatus::Done(result) => {
Dec 11 11:58:46.564 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 11 11:58:46.564 INFO [stderr] 
Dec 11 11:58:46.564 INFO [stderr] warning: unused variable: `i`
Dec 11 11:58:46.564 INFO [stderr]    --> src/main.rs:167:47
Dec 11 11:58:46.564 INFO [stderr]     |
Dec 11 11:58:46.564 INFO [stderr] 167 |                 Task::Conn { conn_slab_index: i } => {
Dec 11 11:58:46.564 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 11 11:58:46.564 INFO [stderr] 
Dec 11 11:58:46.564 INFO [stderr] warning: unused variable: `result`
Dec 11 11:58:46.564 INFO [stderr]    --> src/main.rs:175:34
Dec 11 11:58:46.565 INFO [stderr]     |
Dec 11 11:58:46.565 INFO [stderr] 175 |                 TaskStatus::Done(result) => {
Dec 11 11:58:46.565 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 11 11:58:46.565 INFO [stderr] 
Dec 11 11:58:46.565 INFO [stderr] warning: unused variable: `ready`
Dec 11 11:58:46.565 INFO [stderr]   --> src/main.rs:23:12
Dec 11 11:58:46.565 INFO [stderr]    |
Dec 11 11:58:46.565 INFO [stderr] 23 |            ready: mio::Ready,
Dec 11 11:58:46.565 INFO [stderr]    |            ^^^^^ help: consider using `_ready` instead
Dec 11 11:58:46.565 INFO [stderr] 
Dec 11 11:58:46.596 INFO [stderr] warning: variant is never constructed: `KineticRequest`
Dec 11 11:58:46.596 INFO [stderr]    --> src/main.rs:108:5
Dec 11 11:58:46.596 INFO [stderr]     |
Dec 11 11:58:46.596 INFO [stderr] 108 |     KineticRequest,
Dec 11 11:58:46.596 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 11 11:58:46.596 INFO [stderr]     |
Dec 11 11:58:46.596 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 11:58:46.596 INFO [stderr] 
Dec 11 11:58:46.619 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
Dec 11 11:58:46.623 INFO [stderr] su: No module specific data is present
Dec 11 11:58:47.258 INFO running `"docker" "inspect" "d34ce874162579802ba0b8d9551725d085a8353b98c364751964d61ac5153d7e"`
Dec 11 11:58:47.558 INFO running `"docker" "rm" "-f" "d34ce874162579802ba0b8d9551725d085a8353b98c364751964d61ac5153d7e"`
Dec 11 11:58:47.768 INFO [stdout] d34ce874162579802ba0b8d9551725d085a8353b98c364751964d61ac5153d7e