Dec 12 19:33:33.564 INFO testing zhangaz1/TheRustProgrammingLanguageBookExamples against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 19:33:33.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 19:33:34.144 INFO [stdout] c25c56e4e33c1567e204b15242e8f6c25b6e3a8a80850b79c0c4ac554727ec95
Dec 12 19:33:34.146 INFO running `"docker" "start" "-a" "c25c56e4e33c1567e204b15242e8f6c25b6e3a8a80850b79c0c4ac554727ec95"`
Dec 12 19:33:35.979 INFO [stderr] usermod: no changes
Dec 12 19:33:36.014 INFO [stderr]    Compiling TheRustProgrammingLanguageBookExamples v0.1.0 (/source)
Dec 12 19:33:36.129 INFO [stderr] warning: unused variable: `y`
Dec 12 19:33:36.129 INFO [stderr]  --> src/main.rs:5:13
Dec 12 19:33:36.129 INFO [stderr]   |
Dec 12 19:33:36.129 INFO [stderr] 5 |         let y = &x[0];
Dec 12 19:33:36.129 INFO [stderr]   |             ^ help: consider using `_y` instead
Dec 12 19:33:36.129 INFO [stderr]   |
Dec 12 19:33:36.129 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 19:33:36.129 INFO [stderr] 
Dec 12 19:33:36.139 INFO [stderr] warning: crate `TheRustProgrammingLanguageBookExamples` should have a snake case name such as `the_rust_programming_language_book_examples`
Dec 12 19:33:36.139 INFO [stderr]   |
Dec 12 19:33:36.139 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 12 19:33:36.139 INFO [stderr] 
Dec 12 19:33:36.587 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 12 19:33:36.587 INFO [stderr] su: No module specific data is present
Dec 12 19:33:37.883 INFO running `"docker" "inspect" "c25c56e4e33c1567e204b15242e8f6c25b6e3a8a80850b79c0c4ac554727ec95"`
Dec 12 19:33:38.187 INFO running `"docker" "rm" "-f" "c25c56e4e33c1567e204b15242e8f6c25b6e3a8a80850b79c0c4ac554727ec95"`
Dec 12 19:33:38.455 INFO [stdout] c25c56e4e33c1567e204b15242e8f6c25b6e3a8a80850b79c0c4ac554727ec95
Dec 12 19:33:38.457 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 19:33:39.068 INFO [stdout] f9a261079ed073a7495d98da270c7edd2228bb578baaea5af6402996da39cdff
Dec 12 19:33:39.070 INFO running `"docker" "start" "-a" "f9a261079ed073a7495d98da270c7edd2228bb578baaea5af6402996da39cdff"`
Dec 12 19:33:40.882 INFO [stderr] usermod: no changes
Dec 12 19:33:40.967 INFO [stderr]    Compiling TheRustProgrammingLanguageBookExamples v0.1.0 (/source)
Dec 12 19:33:41.139 INFO [stderr] warning: unused variable: `y`
Dec 12 19:33:41.139 INFO [stderr]  --> src/main.rs:5:13
Dec 12 19:33:41.139 INFO [stderr]   |
Dec 12 19:33:41.139 INFO [stderr] 5 |         let y = &x[0];
Dec 12 19:33:41.139 INFO [stderr]   |             ^ help: consider using `_y` instead
Dec 12 19:33:41.139 INFO [stderr]   |
Dec 12 19:33:41.139 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 19:33:41.139 INFO [stderr] 
Dec 12 19:33:41.147 INFO [stderr] warning: crate `TheRustProgrammingLanguageBookExamples` should have a snake case name such as `the_rust_programming_language_book_examples`
Dec 12 19:33:41.147 INFO [stderr]   |
Dec 12 19:33:41.147 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 12 19:33:41.147 INFO [stderr] 
Dec 12 19:33:41.619 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 12 19:33:41.621 INFO [stderr] su: No module specific data is present
Dec 12 19:33:42.735 INFO running `"docker" "inspect" "f9a261079ed073a7495d98da270c7edd2228bb578baaea5af6402996da39cdff"`
Dec 12 19:33:43.041 INFO running `"docker" "rm" "-f" "f9a261079ed073a7495d98da270c7edd2228bb578baaea5af6402996da39cdff"`
Dec 12 19:33:43.383 INFO [stdout] f9a261079ed073a7495d98da270c7edd2228bb578baaea5af6402996da39cdff
Dec 12 19:33:43.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 19:33:43.844 INFO [stdout] 97e4532efac81c3d3d97adbf184d4bd1d8174ce114b8b82aa573cccee13f7eee
Dec 12 19:33:43.846 INFO running `"docker" "start" "-a" "97e4532efac81c3d3d97adbf184d4bd1d8174ce114b8b82aa573cccee13f7eee"`
Dec 12 19:33:46.357 INFO [stderr] usermod: no changes
Dec 12 19:33:46.419 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 12 19:33:46.423 INFO [stderr]      Running /target/debug/deps/TheRustProgrammingLanguageBookExamples-670fac320e401dec
Dec 12 19:33:46.427 INFO [stderr] su: No module specific data is present
Dec 12 19:33:46.427 INFO [stdout] 
Dec 12 19:33:46.427 INFO [stdout] running 0 tests
Dec 12 19:33:46.427 INFO [stdout] 
Dec 12 19:33:46.427 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 19:33:46.427 INFO [stdout] 
Dec 12 19:33:47.196 INFO running `"docker" "inspect" "97e4532efac81c3d3d97adbf184d4bd1d8174ce114b8b82aa573cccee13f7eee"`
Dec 12 19:33:47.389 INFO running `"docker" "rm" "-f" "97e4532efac81c3d3d97adbf184d4bd1d8174ce114b8b82aa573cccee13f7eee"`
Dec 12 19:33:47.571 INFO [stdout] 97e4532efac81c3d3d97adbf184d4bd1d8174ce114b8b82aa573cccee13f7eee