Nov 18 10:00:01.393 INFO testing handoff_counter-0.8.5 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 10:00:01.395 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 18 10:00:01.900 INFO [stdout] 056003d6a211b5b2f9039c5f8d1830886402caacffe368fae6b7c7cf0f08e743
Nov 18 10:00:01.903 INFO running `"docker" "start" "-a" "056003d6a211b5b2f9039c5f8d1830886402caacffe368fae6b7c7cf0f08e743"`
Nov 18 10:00:03.301 INFO [stderr] usermod: no changes
Nov 18 10:00:03.371 INFO [stderr]    Compiling handoff_counter v0.8.5 (/source)
Nov 18 10:00:03.988 INFO [stderr] warning: variable does not need to be mutable
Nov 18 10:00:03.988 INFO [stderr]   --> src/handoff_counter.rs:55:13
Nov 18 10:00:03.988 INFO [stderr]    |
Nov 18 10:00:03.989 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Nov 18 10:00:03.989 INFO [stderr]    |             ----^
Nov 18 10:00:03.989 INFO [stderr]    |             |
Nov 18 10:00:03.990 INFO [stderr]    |             help: remove this `mut`
Nov 18 10:00:03.990 INFO [stderr]    |
Nov 18 10:00:03.990 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 10:00:03.991 INFO [stderr] 
Nov 18 10:00:04.755 INFO [stderr] warning: type alias is never used: `Env`
Nov 18 10:00:04.755 INFO [stderr]   --> src/bin/simulate.rs:14:1
Nov 18 10:00:04.756 INFO [stderr]    |
Nov 18 10:00:04.756 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Nov 18 10:00:04.756 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 10:00:04.757 INFO [stderr]    |
Nov 18 10:00:04.759 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 10:00:04.759 INFO [stderr] 
Nov 18 10:00:06.279 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
Nov 18 10:00:06.283 INFO [stderr] su: No module specific data is present
Nov 18 10:00:07.365 INFO running `"docker" "inspect" "056003d6a211b5b2f9039c5f8d1830886402caacffe368fae6b7c7cf0f08e743"`
Nov 18 10:00:07.745 INFO running `"docker" "rm" "-f" "056003d6a211b5b2f9039c5f8d1830886402caacffe368fae6b7c7cf0f08e743"`
Nov 18 10:00:08.003 INFO [stdout] 056003d6a211b5b2f9039c5f8d1830886402caacffe368fae6b7c7cf0f08e743
Nov 18 10:00:08.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 18 10:00:08.504 INFO [stdout] fe3b5023ae64ba9e97eef861f75b620075f8ae5125460b621e7cbb9aa8b68862
Nov 18 10:00:08.507 INFO running `"docker" "start" "-a" "fe3b5023ae64ba9e97eef861f75b620075f8ae5125460b621e7cbb9aa8b68862"`
Nov 18 10:00:09.745 INFO [stderr] usermod: no changes
Nov 18 10:00:09.835 INFO [stderr]    Compiling handoff_counter v0.8.5 (/source)
Nov 18 10:00:10.995 INFO [stderr] warning: variable does not need to be mutable
Nov 18 10:00:10.995 INFO [stderr]   --> src/handoff_counter.rs:55:13
Nov 18 10:00:10.995 INFO [stderr]    |
Nov 18 10:00:10.995 INFO [stderr] 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Nov 18 10:00:10.995 INFO [stderr]    |             ----^
Nov 18 10:00:10.995 INFO [stderr]    |             |
Nov 18 10:00:10.995 INFO [stderr]    |             help: remove this `mut`
Nov 18 10:00:10.995 INFO [stderr]    |
Nov 18 10:00:10.995 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 10:00:10.995 INFO [stderr] 
Nov 18 10:00:11.031 INFO [stderr] warning: type alias is never used: `Env`
Nov 18 10:00:11.031 INFO [stderr]   --> src/bin/simulate.rs:14:1
Nov 18 10:00:11.031 INFO [stderr]    |
Nov 18 10:00:11.031 INFO [stderr] 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Nov 18 10:00:11.031 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 10:00:11.031 INFO [stderr]    |
Nov 18 10:00:11.031 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 10:00:11.031 INFO [stderr] 
Nov 18 10:00:12.691 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
Nov 18 10:00:12.703 INFO [stderr] su: No module specific data is present
Nov 18 10:00:13.301 INFO running `"docker" "inspect" "fe3b5023ae64ba9e97eef861f75b620075f8ae5125460b621e7cbb9aa8b68862"`
Nov 18 10:00:13.575 INFO running `"docker" "rm" "-f" "fe3b5023ae64ba9e97eef861f75b620075f8ae5125460b621e7cbb9aa8b68862"`
Nov 18 10:00:13.959 INFO [stdout] fe3b5023ae64ba9e97eef861f75b620075f8ae5125460b621e7cbb9aa8b68862
Nov 18 10:00:13.963 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 18 10:00:14.395 INFO [stdout] a99d3ed0a1654609ab9c7b220a2f993c88563bce9e8491dac7fedc03f4afa81a
Nov 18 10:00:14.403 INFO running `"docker" "start" "-a" "a99d3ed0a1654609ab9c7b220a2f993c88563bce9e8491dac7fedc03f4afa81a"`
Nov 18 10:00:15.160 INFO [stderr] usermod: no changes
Nov 18 10:00:15.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 18 10:00:15.205 INFO [stderr]      Running /target/debug/deps/handoff_counter-03779689c4ea6977
Nov 18 10:00:15.222 INFO [stdout] 
Nov 18 10:00:15.222 INFO [stdout] running 0 tests
Nov 18 10:00:15.222 INFO [stdout] 
Nov 18 10:00:15.223 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 10:00:15.223 INFO [stdout] 
Nov 18 10:00:15.225 INFO [stderr]      Running /target/debug/deps/simulate-24121f669c09ce8f
Nov 18 10:00:15.227 INFO [stdout] 
Nov 18 10:00:15.227 INFO [stdout] running 1 test
Nov 18 10:00:23.205 INFO [stderr]    Doc-tests handoff_counter
Nov 18 10:00:23.206 INFO [stdout] test tests::random_trace_test ... ok
Nov 18 10:00:23.206 INFO [stdout] 
Nov 18 10:00:23.206 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 10:00:23.206 INFO [stdout] 
Nov 18 10:00:23.913 INFO [stdout] 
Nov 18 10:00:23.914 INFO [stdout] running 0 tests
Nov 18 10:00:23.914 INFO [stdout] 
Nov 18 10:00:23.914 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 10:00:23.914 INFO [stdout] 
Nov 18 10:00:23.927 INFO [stderr] su: No module specific data is present
Nov 18 10:00:24.357 INFO running `"docker" "inspect" "a99d3ed0a1654609ab9c7b220a2f993c88563bce9e8491dac7fedc03f4afa81a"`
Nov 18 10:00:24.519 INFO running `"docker" "rm" "-f" "a99d3ed0a1654609ab9c7b220a2f993c88563bce9e8491dac7fedc03f4afa81a"`
Nov 18 10:00:24.709 INFO [stdout] a99d3ed0a1654609ab9c7b220a2f993c88563bce9e8491dac7fedc03f4afa81a