Dec 12 20:18:21.389 INFO testing ymmtmdk/shadow_cost_rust against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 20:18:21.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 20:18:22.074 INFO [stdout] 731fd5fef5404351a3a88959e9b92a7fe72271267b305088035fc43ec656d4f5
Dec 12 20:18:22.078 INFO running `"docker" "start" "-a" "731fd5fef5404351a3a88959e9b92a7fe72271267b305088035fc43ec656d4f5"`
Dec 12 20:18:23.387 INFO [stderr] usermod: no changes
Dec 12 20:18:23.454 INFO [stderr]    Compiling shadow_cost_rust v0.1.0 (/source)
Dec 12 20:18:23.800 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:18:23.800 INFO [stderr]    --> src/lib.rs:294:17
Dec 12 20:18:23.800 INFO [stderr]     |
Dec 12 20:18:23.800 INFO [stderr] 294 |             let mut t = self.cache.get_mut(key).unwrap();
Dec 12 20:18:23.800 INFO [stderr]     |                 ----^
Dec 12 20:18:23.800 INFO [stderr]     |                 |
Dec 12 20:18:23.800 INFO [stderr]     |                 help: remove this `mut`
Dec 12 20:18:23.800 INFO [stderr]     |
Dec 12 20:18:23.800 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 20:18:23.801 INFO [stderr] 
Dec 12 20:18:25.413 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Dec 12 20:18:25.413 INFO [stderr] su: No module specific data is present
Dec 12 20:18:25.970 INFO running `"docker" "inspect" "731fd5fef5404351a3a88959e9b92a7fe72271267b305088035fc43ec656d4f5"`
Dec 12 20:18:26.183 INFO running `"docker" "rm" "-f" "731fd5fef5404351a3a88959e9b92a7fe72271267b305088035fc43ec656d4f5"`
Dec 12 20:18:26.583 INFO [stdout] 731fd5fef5404351a3a88959e9b92a7fe72271267b305088035fc43ec656d4f5
Dec 12 20:18:26.590 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 20:18:26.985 INFO [stdout] 4129aa80dd813834e17fdd9573743249fd1870643f218379171fd1bd454b953b
Dec 12 20:18:26.988 INFO running `"docker" "start" "-a" "4129aa80dd813834e17fdd9573743249fd1870643f218379171fd1bd454b953b"`
Dec 12 20:18:27.948 INFO [stderr] usermod: no changes
Dec 12 20:18:28.023 INFO [stderr]    Compiling shadow_cost_rust v0.1.0 (/source)
Dec 12 20:18:28.452 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:18:28.452 INFO [stderr]    --> src/lib.rs:294:17
Dec 12 20:18:28.452 INFO [stderr]     |
Dec 12 20:18:28.452 INFO [stderr] 294 |             let mut t = self.cache.get_mut(key).unwrap();
Dec 12 20:18:28.452 INFO [stderr]     |                 ----^
Dec 12 20:18:28.452 INFO [stderr]     |                 |
Dec 12 20:18:28.452 INFO [stderr]     |                 help: remove this `mut`
Dec 12 20:18:28.452 INFO [stderr]     |
Dec 12 20:18:28.452 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 20:18:28.452 INFO [stderr] 
Dec 12 20:18:29.810 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Dec 12 20:18:29.813 INFO [stderr] su: No module specific data is present
Dec 12 20:18:30.987 INFO running `"docker" "inspect" "4129aa80dd813834e17fdd9573743249fd1870643f218379171fd1bd454b953b"`
Dec 12 20:18:31.297 INFO running `"docker" "rm" "-f" "4129aa80dd813834e17fdd9573743249fd1870643f218379171fd1bd454b953b"`
Dec 12 20:18:31.627 INFO [stdout] 4129aa80dd813834e17fdd9573743249fd1870643f218379171fd1bd454b953b
Dec 12 20:18:31.631 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12 20:18:32.131 INFO [stdout] b16a7b82f986888ec1ed8cdec72fadaec6d11ea893221ef40a236638ce325a4d
Dec 12 20:18:32.139 INFO running `"docker" "start" "-a" "b16a7b82f986888ec1ed8cdec72fadaec6d11ea893221ef40a236638ce325a4d"`
Dec 12 20:18:33.399 INFO [stderr] usermod: no changes
Dec 12 20:18:33.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 12 20:18:33.443 INFO [stderr]      Running /target/debug/deps/shadow_cost_rust-bf9b2057a129422b
Dec 12 20:18:33.448 INFO [stdout] 
Dec 12 20:18:33.448 INFO [stdout] running 10 tests
Dec 12 20:18:33.457 INFO [stdout] test tests::add ... ok
Dec 12 20:18:33.457 INFO [stdout] test tests::draw ... ok
Dec 12 20:18:33.457 INFO [stdout] test tests::less_than ... ok
Dec 12 20:18:33.457 INFO [stdout] test tests::new ... ok
Dec 12 20:18:33.457 INFO [stdout] test tests::player ... ok
Dec 12 20:18:33.457 INFO [stdout] test tests::play ... ok
Dec 12 20:18:33.463 INFO [stdout] test tests::size ... ok
Dec 12 20:18:33.463 INFO [stdout] test tests::remove ... ok
Dec 12 20:18:33.463 INFO [stdout] test tests::trial ... ok
Dec 12 20:18:33.463 INFO [stdout] test tests::cost_sim ... ok
Dec 12 20:18:33.463 INFO [stdout] 
Dec 12 20:18:33.463 INFO [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:18:33.463 INFO [stdout] 
Dec 12 20:18:33.477 INFO [stderr]      Running /target/debug/deps/shadow_cost_rust-fcaf6f9c4c83fad8
Dec 12 20:18:33.477 INFO [stderr]    Doc-tests shadow_cost_rust
Dec 12 20:18:33.477 INFO [stdout] 
Dec 12 20:18:33.477 INFO [stdout] running 0 tests
Dec 12 20:18:33.477 INFO [stdout] 
Dec 12 20:18:33.477 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:18:33.477 INFO [stdout] 
Dec 12 20:18:33.639 INFO [stdout] 
Dec 12 20:18:33.639 INFO [stdout] running 0 tests
Dec 12 20:18:33.639 INFO [stdout] 
Dec 12 20:18:33.639 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:18:33.639 INFO [stdout] 
Dec 12 20:18:33.642 INFO [stderr] su: No module specific data is present
Dec 12 20:18:34.365 INFO running `"docker" "inspect" "b16a7b82f986888ec1ed8cdec72fadaec6d11ea893221ef40a236638ce325a4d"`
Dec 12 20:18:34.603 INFO running `"docker" "rm" "-f" "b16a7b82f986888ec1ed8cdec72fadaec6d11ea893221ef40a236638ce325a4d"`
Dec 12 20:18:35.031 INFO [stdout] b16a7b82f986888ec1ed8cdec72fadaec6d11ea893221ef40a236638ce325a4d