Dec 18 16:44:47.841 INFO checking env-variables-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:44:47.841 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/env-variables/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:44:48.152 INFO [stdout] 6a5ca9f49d8caa727eec341e5ffc3f3ac4322a8b49025377fab1a25a96863893
Dec 18 16:44:48.154 INFO running `"docker" "start" "-a" "6a5ca9f49d8caa727eec341e5ffc3f3ac4322a8b49025377fab1a25a96863893"`
Dec 18 16:44:49.632 INFO [stderr]     Checking env-variables v0.1.1 (/opt/crater/workdir)
Dec 18 16:44:50.324 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.324 INFO [stderr]    --> src/lib.rs:167:9
Dec 18 16:44:50.324 INFO [stderr]     |
Dec 18 16:44:50.324 INFO [stderr] 167 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 18 16:44:50.324 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.324 INFO [stderr]     |
Dec 18 16:44:50.324 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 16:44:50.324 INFO [stderr] 
Dec 18 16:44:50.324 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:178:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 178 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:183:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 183 |             Some(("http://proxy.example.org:8081".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:195:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 195 |             Some(("http://proxy.example.com:8080".to_string())),
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:201:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 201 |             Some(("http://proxy.example.com:8081".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:213:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 213 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:218:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 218 |             Some(("http://proxy.example.org:8081".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:223:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 223 |             Some(("http://proxy.example.org:8082".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:236:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 236 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:241:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 241 |             Some(("http://proxy.example.com:8081".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:253:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 253 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:258:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 258 |             Some(("http://proxy.example.org:8081".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.325 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:44:50.325 INFO [stderr]    --> src/lib.rs:263:9
Dec 18 16:44:50.325 INFO [stderr]     |
Dec 18 16:44:50.325 INFO [stderr] 263 |             Some(("http://proxy.example.org:8082".to_string()))
Dec 18 16:44:50.325 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:44:50.325 INFO [stderr] 
Dec 18 16:44:50.444 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 18 16:44:50.699 INFO running `"docker" "inspect" "6a5ca9f49d8caa727eec341e5ffc3f3ac4322a8b49025377fab1a25a96863893"`
Dec 18 16:44:50.813 INFO running `"docker" "rm" "-f" "6a5ca9f49d8caa727eec341e5ffc3f3ac4322a8b49025377fab1a25a96863893"`
Dec 18 16:44:50.926 INFO [stdout] 6a5ca9f49d8caa727eec341e5ffc3f3ac4322a8b49025377fab1a25a96863893