Dec 15 09:13:06.861 INFO testing handoff_counter-0.8.5 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 09:13:06.861 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 09:13:07.328 INFO [stdout] 5e0846ac27d9551738e9dfbaefd556657984f41c1222c56bdc6b5e19479e4d5b
Dec 15 09:13:07.330 INFO running `"docker" "start" "-a" "5e0846ac27d9551738e9dfbaefd556657984f41c1222c56bdc6b5e19479e4d5b"`
Dec 15 09:13:09.030 INFO [stderr] usermod: no changes
Dec 15 09:13:09.095 INFO [stderr]    Compiling handoff_counter v0.8.5 (/source)
Dec 15 09:13:09.770 INFO [stderr] warning: variable does not need to be mutable
Dec 15 09:13:09.770 INFO [stderr]   --> src/handoff_counter.rs:55:13
Dec 15 09:13:09.770 INFO [stderr]    |
Dec 15 09:13:09.771 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Dec 15 09:13:09.771 INFO [stderr]    |             ----^
Dec 15 09:13:09.771 INFO [stderr]    |             |
Dec 15 09:13:09.772 INFO [stderr]    |             help: remove this `mut`
Dec 15 09:13:09.772 INFO [stderr]    |
Dec 15 09:13:09.772 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 09:13:09.772 INFO [stderr] 
Dec 15 09:13:10.577 INFO [stderr] warning: type alias is never used: `Env`
Dec 15 09:13:10.577 INFO [stderr]   --> src/bin/simulate.rs:14:1
Dec 15 09:13:10.577 INFO [stderr]    |
Dec 15 09:13:10.578 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Dec 15 09:13:10.578 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 09:13:10.578 INFO [stderr]    |
Dec 15 09:13:10.579 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 09:13:10.579 INFO [stderr] 
Dec 15 09:13:12.379 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
Dec 15 09:13:12.383 INFO [stderr] su: No module specific data is present
Dec 15 09:13:13.156 INFO running `"docker" "inspect" "5e0846ac27d9551738e9dfbaefd556657984f41c1222c56bdc6b5e19479e4d5b"`
Dec 15 09:13:13.429 INFO running `"docker" "rm" "-f" "5e0846ac27d9551738e9dfbaefd556657984f41c1222c56bdc6b5e19479e4d5b"`
Dec 15 09:13:13.859 INFO [stdout] 5e0846ac27d9551738e9dfbaefd556657984f41c1222c56bdc6b5e19479e4d5b
Dec 15 09:13:13.863 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 09:13:14.288 INFO [stdout] c6880e25da22c2a5d78f5a43dc12ddd9fb2f7cb4b7d5ffcfb18ef8592ff7e400
Dec 15 09:13:14.294 INFO running `"docker" "start" "-a" "c6880e25da22c2a5d78f5a43dc12ddd9fb2f7cb4b7d5ffcfb18ef8592ff7e400"`
Dec 15 09:13:15.517 INFO [stderr] usermod: no changes
Dec 15 09:13:15.611 INFO [stderr]    Compiling handoff_counter v0.8.5 (/source)
Dec 15 09:13:16.879 INFO [stderr] warning: variable does not need to be mutable
Dec 15 09:13:16.879 INFO [stderr]   --> src/handoff_counter.rs:55:13
Dec 15 09:13:16.879 INFO [stderr]    |
Dec 15 09:13:16.879 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Dec 15 09:13:16.879 INFO [stderr]    |             ----^
Dec 15 09:13:16.879 INFO [stderr]    |             |
Dec 15 09:13:16.879 INFO [stderr]    |             help: remove this `mut`
Dec 15 09:13:16.879 INFO [stderr]    |
Dec 15 09:13:16.879 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 09:13:16.879 INFO [stderr] 
Dec 15 09:13:17.219 INFO [stderr] warning: type alias is never used: `Env`
Dec 15 09:13:17.219 INFO [stderr]   --> src/bin/simulate.rs:14:1
Dec 15 09:13:17.219 INFO [stderr]    |
Dec 15 09:13:17.219 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Dec 15 09:13:17.219 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 09:13:17.219 INFO [stderr]    |
Dec 15 09:13:17.219 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 09:13:17.219 INFO [stderr] 
Dec 15 09:13:18.863 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
Dec 15 09:13:18.863 INFO [stderr] su: No module specific data is present
Dec 15 09:13:20.105 INFO running `"docker" "inspect" "c6880e25da22c2a5d78f5a43dc12ddd9fb2f7cb4b7d5ffcfb18ef8592ff7e400"`
Dec 15 09:13:20.414 INFO running `"docker" "rm" "-f" "c6880e25da22c2a5d78f5a43dc12ddd9fb2f7cb4b7d5ffcfb18ef8592ff7e400"`
Dec 15 09:13:20.714 INFO [stdout] c6880e25da22c2a5d78f5a43dc12ddd9fb2f7cb4b7d5ffcfb18ef8592ff7e400
Dec 15 09:13:20.721 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 09:13:21.151 INFO [stdout] ebee15db26bbf5a3b576019bf3acf4c9a32a7309f265d3242a710f607a96f80f
Dec 15 09:13:21.156 INFO running `"docker" "start" "-a" "ebee15db26bbf5a3b576019bf3acf4c9a32a7309f265d3242a710f607a96f80f"`
Dec 15 09:13:22.473 INFO [stderr] usermod: no changes
Dec 15 09:13:22.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 09:13:22.543 INFO [stderr]      Running /target/debug/deps/handoff_counter-93d56d206fa50d35
Dec 15 09:13:22.543 INFO [stderr]      Running /target/debug/deps/simulate-fabd43fc3b35fb73
Dec 15 09:13:22.543 INFO [stdout] 
Dec 15 09:13:22.543 INFO [stdout] running 0 tests
Dec 15 09:13:22.543 INFO [stdout] 
Dec 15 09:13:22.543 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 09:13:22.543 INFO [stdout] 
Dec 15 09:13:22.547 INFO [stdout] 
Dec 15 09:13:22.547 INFO [stdout] running 1 test
Dec 15 09:13:31.385 INFO [stdout] test tests::random_trace_test ... ok
Dec 15 09:13:31.385 INFO [stdout] 
Dec 15 09:13:31.385 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 09:13:31.385 INFO [stdout] 
Dec 15 09:13:31.385 INFO [stderr]    Doc-tests handoff_counter
Dec 15 09:13:32.427 INFO [stdout] 
Dec 15 09:13:32.427 INFO [stdout] running 0 tests
Dec 15 09:13:32.427 INFO [stdout] 
Dec 15 09:13:32.427 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 09:13:32.427 INFO [stdout] 
Dec 15 09:13:32.443 INFO [stderr] su: No module specific data is present
Dec 15 09:13:32.931 INFO running `"docker" "inspect" "ebee15db26bbf5a3b576019bf3acf4c9a32a7309f265d3242a710f607a96f80f"`
Dec 15 09:13:33.117 INFO running `"docker" "rm" "-f" "ebee15db26bbf5a3b576019bf3acf4c9a32a7309f265d3242a710f607a96f80f"`
Dec 15 09:13:33.302 INFO [stdout] ebee15db26bbf5a3b576019bf3acf4c9a32a7309f265d3242a710f607a96f80f