Dec 13 16:22:19.993 INFO testing jD91mZM2/crappy-chess-minimax against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 16:22:19.993 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 16:22:20.411 INFO [stdout] 3eb4064a5ac78b4cc718be29618fa3c4881f392deac2c45be3f79e2169e807a7
Dec 13 16:22:20.419 INFO running `"docker" "start" "-a" "3eb4064a5ac78b4cc718be29618fa3c4881f392deac2c45be3f79e2169e807a7"`
Dec 13 16:22:21.162 INFO [stderr] usermod: no changes
Dec 13 16:22:21.296 INFO [stderr]    Compiling cc v1.0.26
Dec 13 16:22:24.447 INFO [stderr]    Compiling backtrace-sys v0.1.24
Dec 13 16:22:26.387 INFO [stderr]    Compiling backtrace v0.3.12
Dec 13 16:22:27.511 INFO [stderr]    Compiling failure v0.1.3
Dec 13 16:22:28.511 INFO [stderr]    Compiling chess-minimax v0.1.0 (/source)
Dec 13 16:22:30.127 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.94s
Dec 13 16:22:30.130 INFO [stderr] su: No module specific data is present
Dec 13 16:22:31.080 INFO running `"docker" "inspect" "3eb4064a5ac78b4cc718be29618fa3c4881f392deac2c45be3f79e2169e807a7"`
Dec 13 16:22:31.437 INFO running `"docker" "rm" "-f" "3eb4064a5ac78b4cc718be29618fa3c4881f392deac2c45be3f79e2169e807a7"`
Dec 13 16:22:31.787 INFO [stdout] 3eb4064a5ac78b4cc718be29618fa3c4881f392deac2c45be3f79e2169e807a7
Dec 13 16:22:31.789 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 16:22:32.344 INFO [stdout] 41d3f586da8fd09960a7bb63ac17ac1380ce250bfb668967b763527f2545e9d3
Dec 13 16:22:32.347 INFO running `"docker" "start" "-a" "41d3f586da8fd09960a7bb63ac17ac1380ce250bfb668967b763527f2545e9d3"`
Dec 13 16:22:34.043 INFO [stderr] usermod: no changes
Dec 13 16:22:34.265 INFO [stderr]    Compiling chess-minimax v0.1.0 (/source)
Dec 13 16:22:35.603 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Dec 13 16:22:35.607 INFO [stderr] su: No module specific data is present
Dec 13 16:22:36.728 INFO running `"docker" "inspect" "41d3f586da8fd09960a7bb63ac17ac1380ce250bfb668967b763527f2545e9d3"`
Dec 13 16:22:36.989 INFO running `"docker" "rm" "-f" "41d3f586da8fd09960a7bb63ac17ac1380ce250bfb668967b763527f2545e9d3"`
Dec 13 16:22:37.271 INFO [stdout] 41d3f586da8fd09960a7bb63ac17ac1380ce250bfb668967b763527f2545e9d3
Dec 13 16:22:37.279 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 16:22:37.830 INFO [stdout] 9dab32d556638e13d4b8c7e9ddf2f1203517aaf5698d1a70c1e4544c2b878cb6
Dec 13 16:22:37.832 INFO running `"docker" "start" "-a" "9dab32d556638e13d4b8c7e9ddf2f1203517aaf5698d1a70c1e4544c2b878cb6"`
Dec 13 16:22:39.152 INFO [stderr] usermod: no changes
Dec 13 16:22:39.332 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Dec 13 16:22:39.338 INFO [stderr]      Running /target/debug/deps/chess_minimax-5a6c711e50523a89
Dec 13 16:22:39.340 INFO [stdout] 
Dec 13 16:22:39.340 INFO [stdout] running 0 tests
Dec 13 16:22:39.340 INFO [stdout] 
Dec 13 16:22:39.340 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:22:39.340 INFO [stdout] 
Dec 13 16:22:39.343 INFO [stderr]    Doc-tests chess-minimax
Dec 13 16:22:40.486 INFO [stdout] 
Dec 13 16:22:40.486 INFO [stdout] running 0 tests
Dec 13 16:22:40.486 INFO [stdout] 
Dec 13 16:22:40.486 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:22:40.486 INFO [stdout] 
Dec 13 16:22:40.496 INFO [stderr] su: No module specific data is present
Dec 13 16:22:40.993 INFO running `"docker" "inspect" "9dab32d556638e13d4b8c7e9ddf2f1203517aaf5698d1a70c1e4544c2b878cb6"`
Dec 13 16:22:41.176 INFO running `"docker" "rm" "-f" "9dab32d556638e13d4b8c7e9ddf2f1203517aaf5698d1a70c1e4544c2b878cb6"`
Dec 13 16:22:41.372 INFO [stdout] 9dab32d556638e13d4b8c7e9ddf2f1203517aaf5698d1a70c1e4544c2b878cb6