Dec 07 11:30:08.002 INFO testing handoff_counter-0.8.5 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 11:30:08.002 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 07 11:30:08.416 INFO [stdout] a212309c1257d9df6eadbfb941166330fcd53cf79a7bad7a5190a4febb1c7845
Dec 07 11:30:08.418 INFO running `"docker" "start" "-a" "a212309c1257d9df6eadbfb941166330fcd53cf79a7bad7a5190a4febb1c7845"`
Dec 07 11:30:10.440 INFO [stderr] usermod: no changes
Dec 07 11:30:10.532 INFO [stderr]    Compiling handoff_counter v0.8.5 (/source)
Dec 07 11:30:11.050 INFO [stderr] warning: variable does not need to be mutable
Dec 07 11:30:11.050 INFO [stderr]   --> src/handoff_counter.rs:55:13
Dec 07 11:30:11.050 INFO [stderr]    |
Dec 07 11:30:11.050 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Dec 07 11:30:11.050 INFO [stderr]    |             ----^
Dec 07 11:30:11.050 INFO [stderr]    |             |
Dec 07 11:30:11.050 INFO [stderr]    |             help: remove this `mut`
Dec 07 11:30:11.050 INFO [stderr]    |
Dec 07 11:30:11.050 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 11:30:11.050 INFO [stderr] 
Dec 07 11:30:11.752 INFO [stderr] warning: type alias is never used: `Env`
Dec 07 11:30:11.752 INFO [stderr]   --> src/bin/simulate.rs:14:1
Dec 07 11:30:11.752 INFO [stderr]    |
Dec 07 11:30:11.752 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Dec 07 11:30:11.752 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:30:11.752 INFO [stderr]    |
Dec 07 11:30:11.752 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 11:30:11.752 INFO [stderr] 
Dec 07 11:30:13.445 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
Dec 07 11:30:13.450 INFO [stderr] su: No module specific data is present
Dec 07 11:30:14.536 INFO running `"docker" "inspect" "a212309c1257d9df6eadbfb941166330fcd53cf79a7bad7a5190a4febb1c7845"`
Dec 07 11:30:14.826 INFO running `"docker" "rm" "-f" "a212309c1257d9df6eadbfb941166330fcd53cf79a7bad7a5190a4febb1c7845"`
Dec 07 11:30:15.163 INFO [stdout] a212309c1257d9df6eadbfb941166330fcd53cf79a7bad7a5190a4febb1c7845
Dec 07 11:30:15.166 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 07 11:30:15.587 INFO [stdout] 6c4e426cb36fa21a0a848d68db9c1396e42490015efa10d309b5040c49e017db
Dec 07 11:30:15.596 INFO running `"docker" "start" "-a" "6c4e426cb36fa21a0a848d68db9c1396e42490015efa10d309b5040c49e017db"`
Dec 07 11:30:17.372 INFO [stderr] usermod: no changes
Dec 07 11:30:17.432 INFO [stderr]    Compiling handoff_counter v0.8.5 (/source)
Dec 07 11:30:18.548 INFO [stderr] warning: variable does not need to be mutable
Dec 07 11:30:18.548 INFO [stderr]   --> src/handoff_counter.rs:55:13
Dec 07 11:30:18.548 INFO [stderr]    |
Dec 07 11:30:18.548 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Dec 07 11:30:18.548 INFO [stderr]    |             ----^
Dec 07 11:30:18.548 INFO [stderr]    |             |
Dec 07 11:30:18.548 INFO [stderr]    |             help: remove this `mut`
Dec 07 11:30:18.588 INFO [stderr]    |
Dec 07 11:30:18.588 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 11:30:18.588 INFO [stderr] 
Dec 07 11:30:18.792 INFO [stderr] warning: type alias is never used: `Env`
Dec 07 11:30:18.792 INFO [stderr]   --> src/bin/simulate.rs:14:1
Dec 07 11:30:18.792 INFO [stderr]    |
Dec 07 11:30:18.792 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Dec 07 11:30:18.792 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:30:18.792 INFO [stderr]    |
Dec 07 11:30:18.792 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 11:30:18.792 INFO [stderr] 
Dec 07 11:30:20.493 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.10s
Dec 07 11:30:20.496 INFO [stderr] su: No module specific data is present
Dec 07 11:30:21.086 INFO running `"docker" "inspect" "6c4e426cb36fa21a0a848d68db9c1396e42490015efa10d309b5040c49e017db"`
Dec 07 11:30:21.509 INFO running `"docker" "rm" "-f" "6c4e426cb36fa21a0a848d68db9c1396e42490015efa10d309b5040c49e017db"`
Dec 07 11:30:21.867 INFO [stdout] 6c4e426cb36fa21a0a848d68db9c1396e42490015efa10d309b5040c49e017db
Dec 07 11:30:21.867 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 07 11:30:22.294 INFO [stdout] 0a99002059de1d6106fdb8944cba77d5929e22b90827b73950abdf1b97ed4d6e
Dec 07 11:30:22.298 INFO running `"docker" "start" "-a" "0a99002059de1d6106fdb8944cba77d5929e22b90827b73950abdf1b97ed4d6e"`
Dec 07 11:30:23.079 INFO [stderr] usermod: no changes
Dec 07 11:30:23.132 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 07 11:30:23.146 INFO [stderr]      Running /target/debug/deps/handoff_counter-b33fea7e4c9aae56
Dec 07 11:30:23.150 INFO [stdout] 
Dec 07 11:30:23.150 INFO [stdout] running 0 tests
Dec 07 11:30:23.150 INFO [stdout] 
Dec 07 11:30:23.150 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:30:23.150 INFO [stdout] 
Dec 07 11:30:23.156 INFO [stderr]      Running /target/debug/deps/simulate-b8009ca459a12a03
Dec 07 11:30:23.163 INFO [stdout] 
Dec 07 11:30:23.163 INFO [stdout] running 1 test
Dec 07 11:30:30.462 INFO [stdout] test tests::random_trace_test ... ok
Dec 07 11:30:30.462 INFO [stdout] 
Dec 07 11:30:30.463 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:30:30.463 INFO [stdout] 
Dec 07 11:30:30.463 INFO [stderr]    Doc-tests handoff_counter
Dec 07 11:30:30.932 INFO [stdout] 
Dec 07 11:30:30.932 INFO [stdout] running 0 tests
Dec 07 11:30:30.933 INFO [stdout] 
Dec 07 11:30:30.933 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:30:30.933 INFO [stdout] 
Dec 07 11:30:30.937 INFO [stderr] su: No module specific data is present
Dec 07 11:30:31.292 INFO running `"docker" "inspect" "0a99002059de1d6106fdb8944cba77d5929e22b90827b73950abdf1b97ed4d6e"`
Dec 07 11:30:31.538 INFO running `"docker" "rm" "-f" "0a99002059de1d6106fdb8944cba77d5929e22b90827b73950abdf1b97ed4d6e"`
Dec 07 11:30:31.743 INFO [stdout] 0a99002059de1d6106fdb8944cba77d5929e22b90827b73950abdf1b97ed4d6e