Dec 07 07:10:01.690 INFO testing mnist-0.4.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 07:10:01.690 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07 07:10:02.016 INFO [stdout] ee37faa3b316afc84990cc3fb7e97330bbf8fff5a2184f747a84cf80af9fec4c
Dec 07 07:10:02.016 INFO running `"docker" "start" "-a" "ee37faa3b316afc84990cc3fb7e97330bbf8fff5a2184f747a84cf80af9fec4c"`
Dec 07 07:10:03.080 INFO [stderr] usermod: no changes
Dec 07 07:10:03.113 INFO [stderr]    Compiling mnist v0.4.0 (/source)
Dec 07 07:10:03.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 07 07:10:03.956 INFO [stderr] su: No module specific data is present
Dec 07 07:10:04.996 INFO running `"docker" "inspect" "ee37faa3b316afc84990cc3fb7e97330bbf8fff5a2184f747a84cf80af9fec4c"`
Dec 07 07:10:05.307 INFO running `"docker" "rm" "-f" "ee37faa3b316afc84990cc3fb7e97330bbf8fff5a2184f747a84cf80af9fec4c"`
Dec 07 07:10:05.564 INFO [stdout] ee37faa3b316afc84990cc3fb7e97330bbf8fff5a2184f747a84cf80af9fec4c
Dec 07 07:10:05.573 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07 07:10:06.072 INFO [stdout] 1d1ff07fc35fff08a17816298c4740841a82e6ab29b174cc9750ac4a87a5fb4f
Dec 07 07:10:06.072 INFO running `"docker" "start" "-a" "1d1ff07fc35fff08a17816298c4740841a82e6ab29b174cc9750ac4a87a5fb4f"`
Dec 07 07:10:06.930 INFO [stderr] usermod: no changes
Dec 07 07:10:06.985 INFO [stderr]    Compiling mnist v0.4.0 (/source)
Dec 07 07:10:08.521 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Dec 07 07:10:08.524 INFO [stderr] su: No module specific data is present
Dec 07 07:10:08.819 INFO running `"docker" "inspect" "1d1ff07fc35fff08a17816298c4740841a82e6ab29b174cc9750ac4a87a5fb4f"`
Dec 07 07:10:08.867 INFO running `"docker" "rm" "-f" "1d1ff07fc35fff08a17816298c4740841a82e6ab29b174cc9750ac4a87a5fb4f"`
Dec 07 07:10:08.932 INFO [stdout] 1d1ff07fc35fff08a17816298c4740841a82e6ab29b174cc9750ac4a87a5fb4f