Dec 06 07:04:58.733 INFO testing amazingmo/ownership against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 07:04:58.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 07:04:58.875 INFO [stdout] 661020536ff2257c4b228ceec9a92e07c425be25ff50d688224852c42415222f
Dec 06 07:04:58.877 INFO running `"docker" "start" "-a" "661020536ff2257c4b228ceec9a92e07c425be25ff50d688224852c42415222f"`
Dec 06 07:04:59.515 INFO [stderr] usermod: no changes
Dec 06 07:04:59.560 INFO [stderr]    Compiling ownership v0.1.0 (/source)
Dec 06 07:04:59.860 INFO [stderr] warning: unused import: `std::io::Write`
Dec 06 07:04:59.860 INFO [stderr]  --> src/main.rs:2:5
Dec 06 07:04:59.860 INFO [stderr]   |
Dec 06 07:04:59.860 INFO [stderr] 2 | use std::io::Write;
Dec 06 07:04:59.860 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 06 07:04:59.860 INFO [stderr]   |
Dec 06 07:04:59.860 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 07:04:59.860 INFO [stderr] 
Dec 06 07:04:59.900 INFO [stderr] warning: unused variable: `first`
Dec 06 07:04:59.900 INFO [stderr]   --> src/main.rs:41:9
Dec 06 07:04:59.900 INFO [stderr]    |
Dec 06 07:04:59.900 INFO [stderr] 41 |     let first = std::mem::replace( &mut v[0], "replacement".to_string());
Dec 06 07:04:59.900 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 06 07:04:59.900 INFO [stderr]    |
Dec 06 07:04:59.900 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 07:04:59.900 INFO [stderr] 
Dec 06 07:05:00.343 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 06 07:05:00.346 INFO [stderr] su: No module specific data is present
Dec 06 07:05:00.650 INFO running `"docker" "inspect" "661020536ff2257c4b228ceec9a92e07c425be25ff50d688224852c42415222f"`
Dec 06 07:05:00.732 INFO running `"docker" "rm" "-f" "661020536ff2257c4b228ceec9a92e07c425be25ff50d688224852c42415222f"`
Dec 06 07:05:00.813 INFO [stdout] 661020536ff2257c4b228ceec9a92e07c425be25ff50d688224852c42415222f
Dec 06 07:05:00.817 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 07:05:00.983 INFO [stdout] 75eba178efadce87000ee2a4cbdee8760f7d3038718dc2e7cdecc2e092953b30
Dec 06 07:05:00.985 INFO running `"docker" "start" "-a" "75eba178efadce87000ee2a4cbdee8760f7d3038718dc2e7cdecc2e092953b30"`
Dec 06 07:05:01.335 INFO [stderr] usermod: no changes
Dec 06 07:05:01.363 INFO [stderr]    Compiling ownership v0.1.0 (/source)
Dec 06 07:05:01.662 INFO [stderr] warning: unused import: `std::io::Write`
Dec 06 07:05:01.662 INFO [stderr]  --> src/main.rs:2:5
Dec 06 07:05:01.662 INFO [stderr]   |
Dec 06 07:05:01.662 INFO [stderr] 2 | use std::io::Write;
Dec 06 07:05:01.662 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 06 07:05:01.662 INFO [stderr]   |
Dec 06 07:05:01.662 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 07:05:01.662 INFO [stderr] 
Dec 06 07:05:01.708 INFO [stderr] warning: unused variable: `first`
Dec 06 07:05:01.708 INFO [stderr]   --> src/main.rs:41:9
Dec 06 07:05:01.708 INFO [stderr]    |
Dec 06 07:05:01.708 INFO [stderr] 41 |     let first = std::mem::replace( &mut v[0], "replacement".to_string());
Dec 06 07:05:01.708 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 06 07:05:01.708 INFO [stderr]    |
Dec 06 07:05:01.708 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 07:05:01.708 INFO [stderr] 
Dec 06 07:05:01.904 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Dec 06 07:05:01.906 INFO [stderr] su: No module specific data is present
Dec 06 07:05:02.152 INFO running `"docker" "inspect" "75eba178efadce87000ee2a4cbdee8760f7d3038718dc2e7cdecc2e092953b30"`
Dec 06 07:05:02.230 INFO running `"docker" "rm" "-f" "75eba178efadce87000ee2a4cbdee8760f7d3038718dc2e7cdecc2e092953b30"`
Dec 06 07:05:02.286 INFO [stdout] 75eba178efadce87000ee2a4cbdee8760f7d3038718dc2e7cdecc2e092953b30
Dec 06 07:05:02.288 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 07:05:02.449 INFO [stdout] 6736efcb95b8a1b47e59089571acd5542d16c46dab8a74d893f653365037fbcb
Dec 06 07:05:02.451 INFO running `"docker" "start" "-a" "6736efcb95b8a1b47e59089571acd5542d16c46dab8a74d893f653365037fbcb"`
Dec 06 07:05:02.844 INFO [stderr] usermod: no changes
Dec 06 07:05:02.871 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 07:05:02.871 INFO [stderr]      Running /target/debug/deps/ownership-f620a40a068cac93
Dec 06 07:05:02.873 INFO [stdout] 
Dec 06 07:05:02.873 INFO [stdout] running 0 tests
Dec 06 07:05:02.873 INFO [stdout] 
Dec 06 07:05:02.873 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:05:02.873 INFO [stdout] 
Dec 06 07:05:02.874 INFO [stderr] su: No module specific data is present
Dec 06 07:05:03.158 INFO running `"docker" "inspect" "6736efcb95b8a1b47e59089571acd5542d16c46dab8a74d893f653365037fbcb"`
Dec 06 07:05:03.286 INFO running `"docker" "rm" "-f" "6736efcb95b8a1b47e59089571acd5542d16c46dab8a74d893f653365037fbcb"`
Dec 06 07:05:03.428 INFO [stdout] 6736efcb95b8a1b47e59089571acd5542d16c46dab8a74d893f653365037fbcb