Dec 13 07:39:19.575 INFO testing peterdelevoryas/io-state-machine-prototype4 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 07:39:19.575 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 07:39:20.332 INFO [stdout] 796941bd382c9ddb461354bd70f3a689d0a972b07c82b8024cfd055aa3b4a152
Dec 13 07:39:20.359 INFO running `"docker" "start" "-a" "796941bd382c9ddb461354bd70f3a689d0a972b07c82b8024cfd055aa3b4a152"`
Dec 13 07:39:21.427 INFO [stderr] usermod: no changes
Dec 13 07:39:21.535 INFO [stderr]    Compiling nix v0.7.0
Dec 13 07:39:25.987 INFO [stderr]    Compiling mio v0.6.2
Dec 13 07:39:28.291 INFO [stderr]    Compiling io-state-machine-prototype4 v0.1.0 (/source)
Dec 13 07:39:28.807 INFO [stderr] warning: unreachable expression
Dec 13 07:39:28.807 INFO [stderr]    --> src/main.rs:187:5
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr] 187 |     return Ok(())
Dec 13 07:39:28.807 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 13 07:39:28.807 INFO [stderr] 
Dec 13 07:39:28.807 INFO [stderr] warning: unused variable: `i`
Dec 13 07:39:28.807 INFO [stderr]    --> src/main.rs:140:47
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr] 140 |                 Task::Conn { conn_slab_index: i } => {
Dec 13 07:39:28.807 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 07:39:28.807 INFO [stderr] 
Dec 13 07:39:28.807 INFO [stderr] warning: unused variable: `result`
Dec 13 07:39:28.807 INFO [stderr]    --> src/main.rs:148:34
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr] 148 |                 TaskStatus::Done(result) => {
Dec 13 07:39:28.807 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 13 07:39:28.807 INFO [stderr] 
Dec 13 07:39:28.807 INFO [stderr] warning: unused variable: `i`
Dec 13 07:39:28.807 INFO [stderr]    --> src/main.rs:167:47
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr] 167 |                 Task::Conn { conn_slab_index: i } => {
Dec 13 07:39:28.807 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 13 07:39:28.807 INFO [stderr] 
Dec 13 07:39:28.807 INFO [stderr] warning: unused variable: `result`
Dec 13 07:39:28.807 INFO [stderr]    --> src/main.rs:175:34
Dec 13 07:39:28.807 INFO [stderr]     |
Dec 13 07:39:28.807 INFO [stderr] 175 |                 TaskStatus::Done(result) => {
Dec 13 07:39:28.807 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 13 07:39:28.807 INFO [stderr] 
Dec 13 07:39:28.807 INFO [stderr] warning: unused variable: `ready`
Dec 13 07:39:28.807 INFO [stderr]   --> src/main.rs:23:12
Dec 13 07:39:28.807 INFO [stderr]    |
Dec 13 07:39:28.807 INFO [stderr] 23 |            ready: mio::Ready,
Dec 13 07:39:28.807 INFO [stderr]    |            ^^^^^ help: consider using `_ready` instead
Dec 13 07:39:28.807 INFO [stderr] 
Dec 13 07:39:28.843 INFO [stderr] warning: variant is never constructed: `KineticRequest`
Dec 13 07:39:28.843 INFO [stderr]    --> src/main.rs:108:5
Dec 13 07:39:28.843 INFO [stderr]     |
Dec 13 07:39:28.843 INFO [stderr] 108 |     KineticRequest,
Dec 13 07:39:28.843 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 13 07:39:28.843 INFO [stderr]     |
Dec 13 07:39:28.843 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 07:39:28.843 INFO [stderr] 
Dec 13 07:39:29.388 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.92s
Dec 13 07:39:29.392 INFO [stderr] su: No module specific data is present
Dec 13 07:39:29.941 INFO running `"docker" "inspect" "796941bd382c9ddb461354bd70f3a689d0a972b07c82b8024cfd055aa3b4a152"`
Dec 13 07:39:30.095 INFO running `"docker" "rm" "-f" "796941bd382c9ddb461354bd70f3a689d0a972b07c82b8024cfd055aa3b4a152"`
Dec 13 07:39:30.282 INFO [stdout] 796941bd382c9ddb461354bd70f3a689d0a972b07c82b8024cfd055aa3b4a152
Dec 13 07:39:30.284 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 07:39:30.642 INFO [stdout] 58aec96d42505493c8682ad327a90cdc2e32b73fb5843348cde3d0aec9e213f7
Dec 13 07:39:30.649 INFO running `"docker" "start" "-a" "58aec96d42505493c8682ad327a90cdc2e32b73fb5843348cde3d0aec9e213f7"`
Dec 13 07:39:31.090 INFO [stderr] usermod: no changes
Dec 13 07:39:31.150 INFO [stderr]    Compiling io-state-machine-prototype4 v0.1.0 (/source)
Dec 13 07:39:31.615 INFO [stderr] warning: unreachable expression
Dec 13 07:39:31.615 INFO [stderr]    --> src/main.rs:187:5
Dec 13 07:39:31.615 INFO [stderr]     |
Dec 13 07:39:31.615 INFO [stderr] 187 |     return Ok(())
Dec 13 07:39:31.615 INFO [stderr]     |     ^^^^^^^^^^^^^
Dec 13 07:39:31.615 INFO [stderr]     |
Dec 13 07:39:31.615 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 13 07:39:31.615 INFO [stderr] 
Dec 13 07:39:31.621 INFO [stderr] warning: unused variable: `i`
Dec 13 07:39:31.622 INFO [stderr]    --> src/main.rs:140:47
Dec 13 07:39:31.622 INFO [stderr]     |
Dec 13 07:39:31.622 INFO [stderr] 140 |                 Task::Conn { conn_slab_index: i } => {
Dec 13 07:39:31.622 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 13 07:39:31.622 INFO [stderr]     |
Dec 13 07:39:31.622 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 07:39:31.622 INFO [stderr] 
Dec 13 07:39:31.627 INFO [stderr] warning: unused variable: `result`
Dec 13 07:39:31.627 INFO [stderr]    --> src/main.rs:148:34
Dec 13 07:39:31.627 INFO [stderr]     |
Dec 13 07:39:31.627 INFO [stderr] 148 |                 TaskStatus::Done(result) => {
Dec 13 07:39:31.627 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 13 07:39:31.627 INFO [stderr] 
Dec 13 07:39:31.627 INFO [stderr] warning: unused variable: `i`
Dec 13 07:39:31.627 INFO [stderr]    --> src/main.rs:167:47
Dec 13 07:39:31.627 INFO [stderr]     |
Dec 13 07:39:31.627 INFO [stderr] 167 |                 Task::Conn { conn_slab_index: i } => {
Dec 13 07:39:31.627 INFO [stderr]     |                                               ^ help: consider using `_i` instead
Dec 13 07:39:31.627 INFO [stderr] 
Dec 13 07:39:31.627 INFO [stderr] warning: unused variable: `result`
Dec 13 07:39:31.627 INFO [stderr]    --> src/main.rs:175:34
Dec 13 07:39:31.627 INFO [stderr]     |
Dec 13 07:39:31.627 INFO [stderr] 175 |                 TaskStatus::Done(result) => {
Dec 13 07:39:31.627 INFO [stderr]     |                                  ^^^^^^ help: consider using `_result` instead
Dec 13 07:39:31.627 INFO [stderr] 
Dec 13 07:39:31.627 INFO [stderr] warning: unused variable: `ready`
Dec 13 07:39:31.627 INFO [stderr]   --> src/main.rs:23:12
Dec 13 07:39:31.627 INFO [stderr]    |
Dec 13 07:39:31.627 INFO [stderr] 23 |            ready: mio::Ready,
Dec 13 07:39:31.627 INFO [stderr]    |            ^^^^^ help: consider using `_ready` instead
Dec 13 07:39:31.627 INFO [stderr] 
Dec 13 07:39:31.655 INFO [stderr] warning: variant is never constructed: `KineticRequest`
Dec 13 07:39:31.655 INFO [stderr]    --> src/main.rs:108:5
Dec 13 07:39:31.655 INFO [stderr]     |
Dec 13 07:39:31.655 INFO [stderr] 108 |     KineticRequest,
Dec 13 07:39:31.655 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 13 07:39:31.655 INFO [stderr]     |
Dec 13 07:39:31.655 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 07:39:31.655 INFO [stderr] 
Dec 13 07:39:31.903 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 13 07:39:31.903 INFO [stderr] su: No module specific data is present
Dec 13 07:39:32.511 INFO running `"docker" "inspect" "58aec96d42505493c8682ad327a90cdc2e32b73fb5843348cde3d0aec9e213f7"`
Dec 13 07:39:32.712 INFO running `"docker" "rm" "-f" "58aec96d42505493c8682ad327a90cdc2e32b73fb5843348cde3d0aec9e213f7"`
Dec 13 07:39:32.919 INFO [stdout] 58aec96d42505493c8682ad327a90cdc2e32b73fb5843348cde3d0aec9e213f7
Dec 13 07:39:32.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 07:39:33.227 INFO [stdout] 797f7474eed63f2c25a288ac393b0b651c5434667843fbd09f67c9da3a27fe9d
Dec 13 07:39:33.229 INFO running `"docker" "start" "-a" "797f7474eed63f2c25a288ac393b0b651c5434667843fbd09f67c9da3a27fe9d"`
Dec 13 07:39:34.158 INFO [stderr] usermod: no changes
Dec 13 07:39:34.223 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 13 07:39:34.235 INFO [stderr]      Running /target/debug/deps/io_state_machine_prototype4-3d1057892c52a2f0
Dec 13 07:39:34.243 INFO [stdout] 
Dec 13 07:39:34.243 INFO [stdout] running 0 tests
Dec 13 07:39:34.243 INFO [stdout] 
Dec 13 07:39:34.243 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 07:39:34.243 INFO [stdout] 
Dec 13 07:39:34.247 INFO [stderr] su: No module specific data is present
Dec 13 07:39:34.612 INFO running `"docker" "inspect" "797f7474eed63f2c25a288ac393b0b651c5434667843fbd09f67c9da3a27fe9d"`
Dec 13 07:39:34.768 INFO running `"docker" "rm" "-f" "797f7474eed63f2c25a288ac393b0b651c5434667843fbd09f67c9da3a27fe9d"`
Dec 13 07:39:34.923 INFO [stdout] 797f7474eed63f2c25a288ac393b0b651c5434667843fbd09f67c9da3a27fe9d