Nov 18 12:13:01.398 INFO testing google-cloudtrace2-1.0.7+20171202 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 12:13:01.398 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 12:13:01.867 INFO [stdout] 139e5a1dfc16c76529f1a3ba82cdd55d17b231e19c1bae2ebcbcd561e3c2be9d
Nov 18 12:13:01.875 INFO running `"docker" "start" "-a" "139e5a1dfc16c76529f1a3ba82cdd55d17b231e19c1bae2ebcbcd561e3c2be9d"`
Nov 18 12:13:03.634 INFO [stderr] usermod: no changes
Nov 18 12:13:04.531 INFO [stderr]    Compiling google-cloudtrace2 v1.0.7+20171202 (/source)
Nov 18 12:13:09.303 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:09.303 INFO [stderr]     --> src/lib.rs:1020:66
Nov 18 12:13:09.303 INFO [stderr]      |
Nov 18 12:13:09.303 INFO [stderr] 1020 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:09.303 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:09.303 INFO [stderr]      |
Nov 18 12:13:09.303 INFO [stderr]      = note: #[warn(unused_parens)] on by default
Nov 18 12:13:09.303 INFO [stderr] 
Nov 18 12:13:09.303 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:09.303 INFO [stderr]     --> src/lib.rs:1311:66
Nov 18 12:13:09.303 INFO [stderr]      |
Nov 18 12:13:09.303 INFO [stderr] 1311 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:09.303 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:09.303 INFO [stderr] 
Nov 18 12:13:12.056 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.39s
Nov 18 12:13:12.075 INFO [stderr] su: No module specific data is present
Nov 18 12:13:13.211 INFO running `"docker" "inspect" "139e5a1dfc16c76529f1a3ba82cdd55d17b231e19c1bae2ebcbcd561e3c2be9d"`
Nov 18 12:13:13.509 INFO running `"docker" "rm" "-f" "139e5a1dfc16c76529f1a3ba82cdd55d17b231e19c1bae2ebcbcd561e3c2be9d"`
Nov 18 12:13:13.857 INFO [stdout] 139e5a1dfc16c76529f1a3ba82cdd55d17b231e19c1bae2ebcbcd561e3c2be9d
Nov 18 12:13:13.863 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 12:13:14.319 INFO [stdout] abd2bbbfd1605d5a2e6c4d0ed02b67709790fddf98ee7818b3c1bf0165e41ff6
Nov 18 12:13:14.321 INFO running `"docker" "start" "-a" "abd2bbbfd1605d5a2e6c4d0ed02b67709790fddf98ee7818b3c1bf0165e41ff6"`
Nov 18 12:13:16.234 INFO [stderr] usermod: no changes
Nov 18 12:13:16.588 INFO [stderr]    Compiling google-cloudtrace2 v1.0.7+20171202 (/source)
Nov 18 12:13:19.951 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:19.951 INFO [stderr]     --> src/lib.rs:1020:66
Nov 18 12:13:19.951 INFO [stderr]      |
Nov 18 12:13:19.951 INFO [stderr] 1020 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:19.951 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:19.951 INFO [stderr]      |
Nov 18 12:13:19.951 INFO [stderr]      = note: #[warn(unused_parens)] on by default
Nov 18 12:13:19.951 INFO [stderr] 
Nov 18 12:13:19.951 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 12:13:19.951 INFO [stderr]     --> src/lib.rs:1311:66
Nov 18 12:13:19.951 INFO [stderr]      |
Nov 18 12:13:19.951 INFO [stderr] 1311 |         let mut params: Vec<(&str, String)> = Vec::with_capacity((4 + self._additional_params.len()));
Nov 18 12:13:19.951 INFO [stderr]      |                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 12:13:19.951 INFO [stderr] 
Nov 18 12:13:22.003 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.73s
Nov 18 12:13:22.010 INFO [stderr] su: No module specific data is present
Nov 18 12:13:22.903 INFO running `"docker" "inspect" "abd2bbbfd1605d5a2e6c4d0ed02b67709790fddf98ee7818b3c1bf0165e41ff6"`
Nov 18 12:13:23.213 INFO running `"docker" "rm" "-f" "abd2bbbfd1605d5a2e6c4d0ed02b67709790fddf98ee7818b3c1bf0165e41ff6"`
Nov 18 12:13:23.483 INFO [stdout] abd2bbbfd1605d5a2e6c4d0ed02b67709790fddf98ee7818b3c1bf0165e41ff6