Dec 05 15:03:02.553 INFO testing mattrayner/learning-rust against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 15:03:02.553 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 15:03:03.110 INFO [stdout] 994fd25a443d901046882f0855e02cbaca8594414d38606a5d07c06b39021285
Dec 05 15:03:03.112 INFO running `"docker" "start" "-a" "994fd25a443d901046882f0855e02cbaca8594414d38606a5d07c06b39021285"`
Dec 05 15:03:04.759 INFO [stderr] usermod: no changes
Dec 05 15:03:04.844 INFO [stderr]    Compiling libc v0.2.38
Dec 05 15:03:06.297 INFO [stderr]    Compiling rand v0.4.2
Dec 05 15:03:09.056 INFO [stderr]    Compiling learning-rust v0.1.0 (/source)
Dec 05 15:03:10.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
Dec 05 15:03:10.978 INFO [stderr] su: No module specific data is present
Dec 05 15:03:11.854 INFO running `"docker" "inspect" "994fd25a443d901046882f0855e02cbaca8594414d38606a5d07c06b39021285"`
Dec 05 15:03:12.184 INFO running `"docker" "rm" "-f" "994fd25a443d901046882f0855e02cbaca8594414d38606a5d07c06b39021285"`
Dec 05 15:03:12.392 INFO [stdout] 994fd25a443d901046882f0855e02cbaca8594414d38606a5d07c06b39021285
Dec 05 15:03:12.398 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 15:03:12.884 INFO [stdout] 513db3f77b5943a8d834c6e901578fe7eb3db230d5cd5766f8bf2761c84e7d1a
Dec 05 15:03:12.896 INFO running `"docker" "start" "-a" "513db3f77b5943a8d834c6e901578fe7eb3db230d5cd5766f8bf2761c84e7d1a"`
Dec 05 15:03:13.483 INFO [stderr] usermod: no changes
Dec 05 15:03:13.519 INFO [stderr]    Compiling learning-rust v0.1.0 (/source)
Dec 05 15:03:14.464 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 05 15:03:14.464 INFO [stderr] su: No module specific data is present
Dec 05 15:03:14.857 INFO running `"docker" "inspect" "513db3f77b5943a8d834c6e901578fe7eb3db230d5cd5766f8bf2761c84e7d1a"`
Dec 05 15:03:14.939 INFO running `"docker" "rm" "-f" "513db3f77b5943a8d834c6e901578fe7eb3db230d5cd5766f8bf2761c84e7d1a"`
Dec 05 15:03:15.040 INFO [stdout] 513db3f77b5943a8d834c6e901578fe7eb3db230d5cd5766f8bf2761c84e7d1a
Dec 05 15:03:15.042 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 15:03:15.232 INFO [stdout] 9358257be1c37f0c6d4636682ff7d2da29e24488b34e73f2a2e24bc3137d20e3
Dec 05 15:03:15.234 INFO running `"docker" "start" "-a" "9358257be1c37f0c6d4636682ff7d2da29e24488b34e73f2a2e24bc3137d20e3"`
Dec 05 15:03:15.704 INFO [stderr] usermod: no changes
Dec 05 15:03:15.738 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 15:03:15.738 INFO [stderr]      Running /target/debug/deps/learning_rust-3a895276a4282684
Dec 05 15:03:15.740 INFO [stdout] 
Dec 05 15:03:15.740 INFO [stdout] running 0 tests
Dec 05 15:03:15.740 INFO [stdout] 
Dec 05 15:03:15.740 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 15:03:15.740 INFO [stdout] 
Dec 05 15:03:15.742 INFO [stderr] su: No module specific data is present
Dec 05 15:03:16.042 INFO running `"docker" "inspect" "9358257be1c37f0c6d4636682ff7d2da29e24488b34e73f2a2e24bc3137d20e3"`
Dec 05 15:03:16.138 INFO running `"docker" "rm" "-f" "9358257be1c37f0c6d4636682ff7d2da29e24488b34e73f2a2e24bc3137d20e3"`
Dec 05 15:03:16.323 INFO [stdout] 9358257be1c37f0c6d4636682ff7d2da29e24488b34e73f2a2e24bc3137d20e3