Nov 18 12:13:01.115 INFO testing google-cloudtrace2-1.0.7+20171202 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 12:13:01.115 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 12:13:01.457 INFO [stdout] 930fa2505fd67f39b624321e623fe5d024fdb204d21b2f0bfb7ee3d86f89a659
Nov 18 12:13:01.465 INFO running `"docker" "start" "-a" "930fa2505fd67f39b624321e623fe5d024fdb204d21b2f0bfb7ee3d86f89a659"`
Nov 18 12:13:03.091 INFO [stderr] usermod: no changes
Nov 18 12:13:03.587 INFO [stderr]    Compiling google-cloudtrace2 v1.0.7+20171202 (/source)
Nov 18 12:13:07.727 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:07.727 INFO [stderr]     --> src/lib.rs:1020:66
Nov 18 12:13:07.728 INFO [stderr]      |
Nov 18 12:13:07.728 INFO [stderr] 1020 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:07.728 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:07.729 INFO [stderr]      |
Nov 18 12:13:07.729 INFO [stderr]      = note: #[warn(unused_parens)] on by default
Nov 18 12:13:07.729 INFO [stderr] 
Nov 18 12:13:07.729 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:07.730 INFO [stderr]     --> src/lib.rs:1311:66
Nov 18 12:13:07.730 INFO [stderr]      |
Nov 18 12:13:07.730 INFO [stderr] 1311 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:07.730 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:07.731 INFO [stderr] 
Nov 18 12:13:10.712 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.59s
Nov 18 12:13:10.724 INFO [stderr] su: No module specific data is present
Nov 18 12:13:12.033 INFO running `"docker" "inspect" "930fa2505fd67f39b624321e623fe5d024fdb204d21b2f0bfb7ee3d86f89a659"`
Nov 18 12:13:12.405 INFO running `"docker" "rm" "-f" "930fa2505fd67f39b624321e623fe5d024fdb204d21b2f0bfb7ee3d86f89a659"`
Nov 18 12:13:12.667 INFO [stdout] 930fa2505fd67f39b624321e623fe5d024fdb204d21b2f0bfb7ee3d86f89a659
Nov 18 12:13:12.674 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 12:13:13.131 INFO [stdout] 69ef1f0a562332b4db4432daf9e40ec883647e2ba49ea37879b4d281a5c1b7e5
Nov 18 12:13:13.133 INFO running `"docker" "start" "-a" "69ef1f0a562332b4db4432daf9e40ec883647e2ba49ea37879b4d281a5c1b7e5"`
Nov 18 12:13:14.419 INFO [stderr] usermod: no changes
Nov 18 12:13:14.687 INFO [stderr]    Compiling google-cloudtrace2 v1.0.7+20171202 (/source)
Nov 18 12:13:17.379 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:17.380 INFO [stderr]     --> src/lib.rs:1020:66
Nov 18 12:13:17.380 INFO [stderr]      |
Nov 18 12:13:17.381 INFO [stderr] 1020 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:17.382 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:17.382 INFO [stderr]      |
Nov 18 12:13:17.383 INFO [stderr]      = note: #[warn(unused_parens)] on by default
Nov 18 12:13:17.383 INFO [stderr] 
Nov 18 12:13:17.384 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:17.385 INFO [stderr]     --> src/lib.rs:1311:66
Nov 18 12:13:17.385 INFO [stderr]      |
Nov 18 12:13:17.386 INFO [stderr] 1311 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:17.386 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:17.388 INFO [stderr] 
Nov 18 12:13:19.174 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.73s
Nov 18 12:13:19.199 INFO [stderr] su: No module specific data is present
Nov 18 12:13:20.636 INFO running `"docker" "inspect" "69ef1f0a562332b4db4432daf9e40ec883647e2ba49ea37879b4d281a5c1b7e5"`
Nov 18 12:13:20.879 INFO running `"docker" "rm" "-f" "69ef1f0a562332b4db4432daf9e40ec883647e2ba49ea37879b4d281a5c1b7e5"`
Nov 18 12:13:21.191 INFO [stdout] 69ef1f0a562332b4db4432daf9e40ec883647e2ba49ea37879b4d281a5c1b7e5