Dec 15 04:40:32.083 INFO testing mio-utun-0.6.19 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 04:40:32.084 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 15 04:40:32.275 INFO [stdout] 876f2d914a38f1680988e782bdbd1aaec7182c2311edfcca8e54f7568d193980
Dec 15 04:40:32.277 INFO running `"docker" "start" "-a" "876f2d914a38f1680988e782bdbd1aaec7182c2311edfcca8e54f7568d193980"`
Dec 15 04:40:32.688 INFO [stderr] usermod: no changes
Dec 15 04:40:32.758 INFO [stderr]    Compiling mio-utun v0.6.19 (/source)
Dec 15 04:40:34.032 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
Dec 15 04:40:34.035 INFO [stderr] su: No module specific data is present
Dec 15 04:40:34.270 INFO running `"docker" "inspect" "876f2d914a38f1680988e782bdbd1aaec7182c2311edfcca8e54f7568d193980"`
Dec 15 04:40:34.356 INFO running `"docker" "rm" "-f" "876f2d914a38f1680988e782bdbd1aaec7182c2311edfcca8e54f7568d193980"`
Dec 15 04:40:34.441 INFO [stdout] 876f2d914a38f1680988e782bdbd1aaec7182c2311edfcca8e54f7568d193980
Dec 15 04:40:34.443 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 15 04:40:34.616 INFO [stdout] c45f30812fac1c5c5854fb3a6f69ee7e1101e89746ca614c2dab2ae4bef302db
Dec 15 04:40:34.620 INFO running `"docker" "start" "-a" "c45f30812fac1c5c5854fb3a6f69ee7e1101e89746ca614c2dab2ae4bef302db"`
Dec 15 04:40:35.393 INFO [stderr] usermod: no changes
Dec 15 04:40:35.475 INFO [stderr]    Compiling mio-utun v0.6.19 (/source)
Dec 15 04:40:37.315 INFO [stderr] warning: unused import: `Write`
Dec 15 04:40:37.315 INFO [stderr]  --> tests/echo.rs:4:21
Dec 15 04:40:37.315 INFO [stderr]   |
Dec 15 04:40:37.315 INFO [stderr] 4 | use std::io::{self, Write, Read};
Dec 15 04:40:37.315 INFO [stderr]   |                     ^^^^^
Dec 15 04:40:37.315 INFO [stderr]   |
Dec 15 04:40:37.315 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 04:40:37.315 INFO [stderr] 
Dec 15 04:40:37.315 INFO [stderr] warning: unused import: `std::io::ErrorKind::WouldBlock`
Dec 15 04:40:37.315 INFO [stderr]  --> tests/echo.rs:5:5
Dec 15 04:40:37.315 INFO [stderr]   |
Dec 15 04:40:37.315 INFO [stderr] 5 | use std::io::ErrorKind::WouldBlock;
Dec 15 04:40:37.315 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 04:40:37.315 INFO [stderr] 
Dec 15 04:40:37.315 INFO [stderr] warning: unused macro definition
Dec 15 04:40:37.315 INFO [stderr]   --> tests/echo.rs:10:1
Dec 15 04:40:37.315 INFO [stderr]    |
Dec 15 04:40:37.315 INFO [stderr] 10 | / macro_rules! t {
Dec 15 04:40:37.315 INFO [stderr] 11 | |     ($e:expr) => (match $e {
Dec 15 04:40:37.315 INFO [stderr] 12 | |         Ok(e) => e,
Dec 15 04:40:37.315 INFO [stderr] 13 | |         Err(e) => panic!("{} failed with {}", stringify!($e), e),
Dec 15 04:40:37.315 INFO [stderr] 14 | |     })
Dec 15 04:40:37.315 INFO [stderr] 15 | | }
Dec 15 04:40:37.315 INFO [stderr]    | |_^
Dec 15 04:40:37.315 INFO [stderr]    |
Dec 15 04:40:37.315 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 15 04:40:37.315 INFO [stderr] 
Dec 15 04:40:37.377 INFO [stderr] warning: constant item is never used: `SERVER`
Dec 15 04:40:37.377 INFO [stderr]   --> tests/echo.rs:19:5
Dec 15 04:40:37.377 INFO [stderr]    |
Dec 15 04:40:37.377 INFO [stderr] 19 |     const SERVER: Token = Token(0);
Dec 15 04:40:37.377 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 04:40:37.377 INFO [stderr]    |
Dec 15 04:40:37.377 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 04:40:37.377 INFO [stderr] 
Dec 15 04:40:38.081 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
Dec 15 04:40:38.085 INFO [stderr] su: No module specific data is present
Dec 15 04:40:38.444 INFO running `"docker" "inspect" "c45f30812fac1c5c5854fb3a6f69ee7e1101e89746ca614c2dab2ae4bef302db"`
Dec 15 04:40:38.598 INFO running `"docker" "rm" "-f" "c45f30812fac1c5c5854fb3a6f69ee7e1101e89746ca614c2dab2ae4bef302db"`
Dec 15 04:40:38.771 INFO [stdout] c45f30812fac1c5c5854fb3a6f69ee7e1101e89746ca614c2dab2ae4bef302db