Dec 14 20:12:32.160 INFO testing serial-0.4.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 20:12:32.160 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14 20:12:32.661 INFO [stdout] 7240bece7c6929521eaaa67ba0613e887807d0880e7cf88873cccd78f6dad3f5
Dec 14 20:12:32.672 INFO running `"docker" "start" "-a" "7240bece7c6929521eaaa67ba0613e887807d0880e7cf88873cccd78f6dad3f5"`
Dec 14 20:12:33.892 INFO [stderr] usermod: no changes
Dec 14 20:12:33.964 INFO [stderr]    Compiling ioctl-rs v0.1.6
Dec 14 20:12:33.964 INFO [stderr]    Compiling termios v0.2.2
Dec 14 20:12:33.964 INFO [stderr]    Compiling serial-core v0.4.0
Dec 14 20:12:35.795 INFO [stderr]    Compiling serial-unix v0.4.0
Dec 14 20:12:36.857 INFO [stderr]    Compiling serial v0.4.0 (/source)
Dec 14 20:12:37.667 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
Dec 14 20:12:37.675 INFO [stderr] su: No module specific data is present
Dec 14 20:12:38.255 INFO running `"docker" "inspect" "7240bece7c6929521eaaa67ba0613e887807d0880e7cf88873cccd78f6dad3f5"`
Dec 14 20:12:38.619 INFO running `"docker" "rm" "-f" "7240bece7c6929521eaaa67ba0613e887807d0880e7cf88873cccd78f6dad3f5"`
Dec 14 20:12:38.991 INFO [stdout] 7240bece7c6929521eaaa67ba0613e887807d0880e7cf88873cccd78f6dad3f5
Dec 14 20:12:38.991 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14 20:12:39.483 INFO [stdout] 2bf44352ab4f541a377d44098c537bfc9f4af99b2fe8cad00a1143b7a54513ab
Dec 14 20:12:39.489 INFO running `"docker" "start" "-a" "2bf44352ab4f541a377d44098c537bfc9f4af99b2fe8cad00a1143b7a54513ab"`
Dec 14 20:12:40.934 INFO [stderr] usermod: no changes
Dec 14 20:12:41.035 INFO [stderr]    Compiling serial v0.4.0 (/source)
Dec 14 20:12:43.719 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 14 20:12:43.719 INFO [stderr]  --> examples/read_write.rs:6:5
Dec 14 20:12:43.719 INFO [stderr]   |
Dec 14 20:12:43.719 INFO [stderr] 6 | use std::io::prelude::*;
Dec 14 20:12:43.719 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 14 20:12:43.719 INFO [stderr]   |
Dec 14 20:12:43.719 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 20:12:43.719 INFO [stderr] 
Dec 14 20:12:44.812 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
Dec 14 20:12:44.816 INFO [stderr] su: No module specific data is present
Dec 14 20:12:46.463 INFO running `"docker" "inspect" "2bf44352ab4f541a377d44098c537bfc9f4af99b2fe8cad00a1143b7a54513ab"`
Dec 14 20:12:46.827 INFO running `"docker" "rm" "-f" "2bf44352ab4f541a377d44098c537bfc9f4af99b2fe8cad00a1143b7a54513ab"`
Dec 14 20:12:47.123 INFO [stdout] 2bf44352ab4f541a377d44098c537bfc9f4af99b2fe8cad00a1143b7a54513ab
Dec 14 20:12:47.131 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 14 20:12:47.615 INFO [stdout] 25454d621793d67ee0bf44beb189f442a6cc6c0ba35bbd1a150f9323a0ea82a9
Dec 14 20:12:47.620 INFO running `"docker" "start" "-a" "25454d621793d67ee0bf44beb189f442a6cc6c0ba35bbd1a150f9323a0ea82a9"`
Dec 14 20:12:49.074 INFO [stderr] usermod: no changes
Dec 14 20:12:49.151 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 20:12:49.159 INFO [stderr]      Running /target/debug/deps/serial-d7429c5ae352cb96
Dec 14 20:12:49.160 INFO [stdout] 
Dec 14 20:12:49.161 INFO [stdout] running 0 tests
Dec 14 20:12:49.161 INFO [stdout] 
Dec 14 20:12:49.161 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 20:12:49.161 INFO [stdout] 
Dec 14 20:12:49.167 INFO [stderr]    Doc-tests serial
Dec 14 20:12:50.423 INFO [stdout] 
Dec 14 20:12:50.423 INFO [stdout] running 2 tests
Dec 14 20:12:52.523 INFO [stdout] test src/lib.rs - open (line 57) ... ok
Dec 14 20:12:52.552 INFO [stdout] test src/lib.rs - open (line 50) ... ok
Dec 14 20:12:52.552 INFO [stdout] 
Dec 14 20:12:52.552 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 20:12:52.552 INFO [stdout] 
Dec 14 20:12:52.562 INFO [stderr] su: No module specific data is present
Dec 14 20:12:53.603 INFO running `"docker" "inspect" "25454d621793d67ee0bf44beb189f442a6cc6c0ba35bbd1a150f9323a0ea82a9"`
Dec 14 20:12:53.993 INFO running `"docker" "rm" "-f" "25454d621793d67ee0bf44beb189f442a6cc6c0ba35bbd1a150f9323a0ea82a9"`
Dec 14 20:12:54.371 INFO [stdout] 25454d621793d67ee0bf44beb189f442a6cc6c0ba35bbd1a150f9323a0ea82a9