Dec 05 14:10:59.715 INFO checking env-variables-0.1.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 14:10:59.716 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 05 14:10:59.959 INFO [stdout] 005e6acba442ee58d543646620cb440f8142d1b27dda7eac2fac17e8bae3717a
Dec 05 14:10:59.963 INFO running `"docker" "start" "-a" "005e6acba442ee58d543646620cb440f8142d1b27dda7eac2fac17e8bae3717a"`
Dec 05 14:11:00.815 INFO [stderr] usermod: no changes
Dec 05 14:11:00.908 INFO [stderr]     Checking env-variables v0.1.1 (/source)
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:167:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 167 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:178:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 178 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:183:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 183 |             Some(("http://proxy.example.org:8081".to_string()))
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:195:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 195 |             Some(("http://proxy.example.com:8080".to_string())),
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:201:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 201 |             Some(("http://proxy.example.com:8081".to_string()))
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:213:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 213 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.695 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.695 INFO [stderr]    --> src/lib.rs:218:9
Dec 05 14:11:02.695 INFO [stderr]     |
Dec 05 14:11:02.695 INFO [stderr] 218 |             Some(("http://proxy.example.org:8081".to_string()))
Dec 05 14:11:02.695 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.695 INFO [stderr] 
Dec 05 14:11:02.696 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.696 INFO [stderr]    --> src/lib.rs:223:9
Dec 05 14:11:02.696 INFO [stderr]     |
Dec 05 14:11:02.696 INFO [stderr] 223 |             Some(("http://proxy.example.org:8082".to_string()))
Dec 05 14:11:02.696 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.696 INFO [stderr] 
Dec 05 14:11:02.696 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.696 INFO [stderr]    --> src/lib.rs:236:9
Dec 05 14:11:02.696 INFO [stderr]     |
Dec 05 14:11:02.696 INFO [stderr] 236 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 05 14:11:02.696 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.696 INFO [stderr] 
Dec 05 14:11:02.696 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.696 INFO [stderr]    --> src/lib.rs:241:9
Dec 05 14:11:02.696 INFO [stderr]     |
Dec 05 14:11:02.696 INFO [stderr] 241 |             Some(("http://proxy.example.com:8081".to_string()))
Dec 05 14:11:02.696 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.696 INFO [stderr] 
Dec 05 14:11:02.696 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.696 INFO [stderr]    --> src/lib.rs:253:9
Dec 05 14:11:02.696 INFO [stderr]     |
Dec 05 14:11:02.696 INFO [stderr] 253 |             Some(("http://proxy.example.com:8080".to_string()))
Dec 05 14:11:02.696 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.696 INFO [stderr] 
Dec 05 14:11:02.696 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.696 INFO [stderr]    --> src/lib.rs:258:9
Dec 05 14:11:02.696 INFO [stderr]     |
Dec 05 14:11:02.696 INFO [stderr] 258 |             Some(("http://proxy.example.org:8081".to_string()))
Dec 05 14:11:02.696 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.696 INFO [stderr] 
Dec 05 14:11:02.696 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:11:02.696 INFO [stderr]    --> src/lib.rs:263:9
Dec 05 14:11:02.696 INFO [stderr]     |
Dec 05 14:11:02.696 INFO [stderr] 263 |             Some(("http://proxy.example.org:8082".to_string()))
Dec 05 14:11:02.696 INFO [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 14:11:02.696 INFO [stderr] 
Dec 05 14:11:02.875 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
Dec 05 14:11:02.875 INFO [stderr] su: No module specific data is present
Dec 05 14:11:03.627 INFO running `"docker" "inspect" "005e6acba442ee58d543646620cb440f8142d1b27dda7eac2fac17e8bae3717a"`
Dec 05 14:11:03.819 INFO running `"docker" "rm" "-f" "005e6acba442ee58d543646620cb440f8142d1b27dda7eac2fac17e8bae3717a"`
Dec 05 14:11:04.036 INFO [stdout] 005e6acba442ee58d543646620cb440f8142d1b27dda7eac2fac17e8bae3717a