Dec 13 15:31:31.528 INFO testing jimblandy/chat-mio against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 15:31:31.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15:31:31.943 INFO [stdout] 59a45848a557d76652680129e446eae5e55f3ab223a256ff7bacb6a3cd4cc2a6
Dec 13 15:31:31.945 INFO running `"docker" "start" "-a" "59a45848a557d76652680129e446eae5e55f3ab223a256ff7bacb6a3cd4cc2a6"`
Dec 13 15:31:32.458 INFO [stderr] usermod: no changes
Dec 13 15:31:32.595 INFO [stderr]    Compiling nix v0.7.0
Dec 13 15:31:36.988 INFO [stderr]    Compiling mio v0.6.1
Dec 13 15:31:39.049 INFO [stderr]    Compiling chat-mio v0.1.0 (/source)
Dec 13 15:31:40.437 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.88s
Dec 13 15:31:40.437 INFO [stderr] su: No module specific data is present
Dec 13 15:31:41.186 INFO running `"docker" "inspect" "59a45848a557d76652680129e446eae5e55f3ab223a256ff7bacb6a3cd4cc2a6"`
Dec 13 15:31:41.515 INFO running `"docker" "rm" "-f" "59a45848a557d76652680129e446eae5e55f3ab223a256ff7bacb6a3cd4cc2a6"`
Dec 13 15:31:41.826 INFO [stdout] 59a45848a557d76652680129e446eae5e55f3ab223a256ff7bacb6a3cd4cc2a6
Dec 13 15:31:41.827 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15:31:42.312 INFO [stdout] 89d040fa1ad757251e720f47e5136fd5e37e741c5cbe385ee2be08c95d93decd
Dec 13 15:31:42.317 INFO running `"docker" "start" "-a" "89d040fa1ad757251e720f47e5136fd5e37e741c5cbe385ee2be08c95d93decd"`
Dec 13 15:31:43.067 INFO [stderr] usermod: no changes
Dec 13 15:31:43.110 INFO [stderr]    Compiling chat-mio v0.1.0 (/source)
Dec 13 15:31:44.057 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 13 15:31:44.060 INFO [stderr] su: No module specific data is present
Dec 13 15:31:44.511 INFO running `"docker" "inspect" "89d040fa1ad757251e720f47e5136fd5e37e741c5cbe385ee2be08c95d93decd"`
Dec 13 15:31:44.672 INFO running `"docker" "rm" "-f" "89d040fa1ad757251e720f47e5136fd5e37e741c5cbe385ee2be08c95d93decd"`
Dec 13 15:31:44.870 INFO [stdout] 89d040fa1ad757251e720f47e5136fd5e37e741c5cbe385ee2be08c95d93decd
Dec 13 15:31:44.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15:31:45.281 INFO [stdout] ef6160ad2f1eed9287131a325c601f4b8769c37a8feb653d2be79e83a59d0f8d
Dec 13 15:31:45.283 INFO running `"docker" "start" "-a" "ef6160ad2f1eed9287131a325c601f4b8769c37a8feb653d2be79e83a59d0f8d"`
Dec 13 15:31:45.632 INFO [stderr] usermod: no changes
Dec 13 15:31:45.681 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 15:31:45.682 INFO [stderr]      Running /target/debug/deps/chat_mio-8a948aea31b0d9bd
Dec 13 15:31:45.686 INFO [stdout] 
Dec 13 15:31:45.686 INFO [stdout] running 0 tests
Dec 13 15:31:45.686 INFO [stdout] 
Dec 13 15:31:45.686 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:31:45.686 INFO [stdout] 
Dec 13 15:31:45.688 INFO [stderr] su: No module specific data is present
Dec 13 15:31:45.987 INFO running `"docker" "inspect" "ef6160ad2f1eed9287131a325c601f4b8769c37a8feb653d2be79e83a59d0f8d"`
Dec 13 15:31:46.064 INFO running `"docker" "rm" "-f" "ef6160ad2f1eed9287131a325c601f4b8769c37a8feb653d2be79e83a59d0f8d"`
Dec 13 15:31:46.220 INFO [stdout] ef6160ad2f1eed9287131a325c601f4b8769c37a8feb653d2be79e83a59d0f8d