Dec 06 12:10:44.247 INFO testing LiteUnder/testing_rust against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 12:10:44.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 12:10:44.423 INFO [stdout] 76a942830cadeba8ca81315beceb7c5f581d5b6da6a07d198e37666828af6bb0
Dec 06 12:10:44.426 INFO running `"docker" "start" "-a" "76a942830cadeba8ca81315beceb7c5f581d5b6da6a07d198e37666828af6bb0"`
Dec 06 12:10:44.872 INFO [stderr] usermod: no changes
Dec 06 12:10:44.900 INFO [stderr]    Compiling testing_rust v0.1.0 (/source)
Dec 06 12:10:45.191 INFO [stderr] warning: unused variable: `x`
Dec 06 12:10:45.191 INFO [stderr]   --> src/main.rs:12:9
Dec 06 12:10:45.191 INFO [stderr]    |
Dec 06 12:10:45.191 INFO [stderr] 12 |     let x = Some(5);
Dec 06 12:10:45.191 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 06 12:10:45.191 INFO [stderr]    |
Dec 06 12:10:45.191 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 12:10:45.191 INFO [stderr] 
Dec 06 12:10:45.191 INFO [stderr] warning: unused variable: `y`
Dec 06 12:10:45.191 INFO [stderr]   --> src/main.rs:13:9
Dec 06 12:10:45.191 INFO [stderr]    |
Dec 06 12:10:45.191 INFO [stderr] 13 |     let y: Option<i8> = None;
Dec 06 12:10:45.191 INFO [stderr]    |         ^ help: consider using `_y` instead
Dec 06 12:10:45.191 INFO [stderr] 
Dec 06 12:10:45.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 06 12:10:45.437 INFO [stderr] su: No module specific data is present
Dec 06 12:10:45.760 INFO running `"docker" "inspect" "76a942830cadeba8ca81315beceb7c5f581d5b6da6a07d198e37666828af6bb0"`
Dec 06 12:10:45.882 INFO running `"docker" "rm" "-f" "76a942830cadeba8ca81315beceb7c5f581d5b6da6a07d198e37666828af6bb0"`
Dec 06 12:10:45.983 INFO [stdout] 76a942830cadeba8ca81315beceb7c5f581d5b6da6a07d198e37666828af6bb0
Dec 06 12:10:45.990 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 12:10:46.145 INFO [stdout] 844fc8f85697cdcf1a75d17cac8176941b964862a487852f2a00dc23d5f28b3e
Dec 06 12:10:46.150 INFO running `"docker" "start" "-a" "844fc8f85697cdcf1a75d17cac8176941b964862a487852f2a00dc23d5f28b3e"`
Dec 06 12:10:46.634 INFO [stderr] usermod: no changes
Dec 06 12:10:46.657 INFO [stderr]    Compiling testing_rust v0.1.0 (/source)
Dec 06 12:10:47.088 INFO [stderr] warning: unused variable: `x`
Dec 06 12:10:47.088 INFO [stderr]   --> src/main.rs:12:9
Dec 06 12:10:47.088 INFO [stderr]    |
Dec 06 12:10:47.088 INFO [stderr] 12 |     let x = Some(5);
Dec 06 12:10:47.088 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 06 12:10:47.088 INFO [stderr]    |
Dec 06 12:10:47.088 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 12:10:47.088 INFO [stderr] 
Dec 06 12:10:47.088 INFO [stderr] warning: unused variable: `y`
Dec 06 12:10:47.088 INFO [stderr]   --> src/main.rs:13:9
Dec 06 12:10:47.088 INFO [stderr]    |
Dec 06 12:10:47.088 INFO [stderr] 13 |     let y: Option<i8> = None;
Dec 06 12:10:47.088 INFO [stderr]    |         ^ help: consider using `_y` instead
Dec 06 12:10:47.088 INFO [stderr] 
Dec 06 12:10:47.354 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 06 12:10:47.359 INFO [stderr] su: No module specific data is present
Dec 06 12:10:47.641 INFO running `"docker" "inspect" "844fc8f85697cdcf1a75d17cac8176941b964862a487852f2a00dc23d5f28b3e"`
Dec 06 12:10:47.742 INFO running `"docker" "rm" "-f" "844fc8f85697cdcf1a75d17cac8176941b964862a487852f2a00dc23d5f28b3e"`
Dec 06 12:10:47.835 INFO [stdout] 844fc8f85697cdcf1a75d17cac8176941b964862a487852f2a00dc23d5f28b3e
Dec 06 12:10:47.840 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 12:10:48.066 INFO [stdout] 72f9c47749f46e3228ddf42fbbd19948343afba8774e7ce67de54d305ace6a43
Dec 06 12:10:48.068 INFO running `"docker" "start" "-a" "72f9c47749f46e3228ddf42fbbd19948343afba8774e7ce67de54d305ace6a43"`
Dec 06 12:10:48.484 INFO [stderr] usermod: no changes
Dec 06 12:10:48.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 12:10:48.509 INFO [stderr]      Running /target/debug/deps/testing_rust-efb8fe5c423fb43f
Dec 06 12:10:48.511 INFO [stdout] 
Dec 06 12:10:48.511 INFO [stdout] running 0 tests
Dec 06 12:10:48.511 INFO [stdout] 
Dec 06 12:10:48.511 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 12:10:48.511 INFO [stdout] 
Dec 06 12:10:48.513 INFO [stderr] su: No module specific data is present
Dec 06 12:10:48.738 INFO running `"docker" "inspect" "72f9c47749f46e3228ddf42fbbd19948343afba8774e7ce67de54d305ace6a43"`
Dec 06 12:10:48.803 INFO running `"docker" "rm" "-f" "72f9c47749f46e3228ddf42fbbd19948343afba8774e7ce67de54d305ace6a43"`
Dec 06 12:10:48.879 INFO [stdout] 72f9c47749f46e3228ddf42fbbd19948343afba8774e7ce67de54d305ace6a43