Dec 14 23:40:39.931 INFO testing regex_generate-0.2.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 23:40:39.931 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 14 23:40:40.116 INFO [stdout] 4098d475187244498d12fc25aa1a4fcfa81393a8048a43958c3e45004e60b9d3
Dec 14 23:40:40.124 INFO running `"docker" "start" "-a" "4098d475187244498d12fc25aa1a4fcfa81393a8048a43958c3e45004e60b9d3"`
Dec 14 23:40:40.428 INFO [stderr] usermod: no changes
Dec 14 23:40:40.484 INFO [stderr]    Compiling regex_generate v0.2.0 (/source)
Dec 14 23:40:41.333 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Dec 14 23:40:41.336 INFO [stderr] su: No module specific data is present
Dec 14 23:40:41.632 INFO running `"docker" "inspect" "4098d475187244498d12fc25aa1a4fcfa81393a8048a43958c3e45004e60b9d3"`
Dec 14 23:40:41.747 INFO running `"docker" "rm" "-f" "4098d475187244498d12fc25aa1a4fcfa81393a8048a43958c3e45004e60b9d3"`
Dec 14 23:40:41.874 INFO [stdout] 4098d475187244498d12fc25aa1a4fcfa81393a8048a43958c3e45004e60b9d3
Dec 14 23:40:41.877 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 14 23:40:42.315 INFO [stdout] 898711863f752283a866647e37908fb3de1f319ca685979d554ad5c6936cbc2c
Dec 14 23:40:42.317 INFO running `"docker" "start" "-a" "898711863f752283a866647e37908fb3de1f319ca685979d554ad5c6936cbc2c"`
Dec 14 23:40:43.476 INFO [stderr] usermod: no changes
Dec 14 23:40:43.627 INFO [stderr]    Compiling regex_generate v0.2.0 (/source)
Dec 14 23:40:45.963 INFO [stderr] warning: unused import: `regex_syntax::Expr`
Dec 14 23:40:45.963 INFO [stderr]    --> src/lib.rs:142:9
Dec 14 23:40:45.963 INFO [stderr]     |
Dec 14 23:40:45.963 INFO [stderr] 142 |     use regex_syntax::Expr;
Dec 14 23:40:45.963 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 14 23:40:45.963 INFO [stderr]     |
Dec 14 23:40:45.963 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 14 23:40:45.963 INFO [stderr] 
Dec 14 23:40:47.387 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
Dec 14 23:40:47.396 INFO [stderr] su: No module specific data is present
Dec 14 23:40:48.003 INFO running `"docker" "inspect" "898711863f752283a866647e37908fb3de1f319ca685979d554ad5c6936cbc2c"`
Dec 14 23:40:48.189 INFO running `"docker" "rm" "-f" "898711863f752283a866647e37908fb3de1f319ca685979d554ad5c6936cbc2c"`
Dec 14 23:40:48.419 INFO [stdout] 898711863f752283a866647e37908fb3de1f319ca685979d554ad5c6936cbc2c