Oct 12 19:45:30.185 INFO checking jimmycuadra/connect_four against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 19:45:30.186 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 19:45:30.592 INFO blam! 676851feae3b5dfb802b0f5ac576f287aa1e2f0b1e256effb45fc1e3224df51a
Oct 12 19:45:30.594 INFO running `"docker" "start" "-a" "676851feae3b5dfb802b0f5ac576f287aa1e2f0b1e256effb45fc1e3224df51a"`
Oct 12 19:45:31.711 INFO kablam! usermod: no changes
Oct 12 19:45:31.756 INFO kablam!     Checking connect_four v0.0.1 (/source)
Oct 12 19:45:32.481 INFO kablam! warning: unnecessary parentheses around `for` head expression
Oct 12 19:45:32.481 INFO kablam!    --> src/main.rs:133:20
Oct 12 19:45:32.481 INFO kablam!     |
Oct 12 19:45:32.481 INFO kablam! 133 |         for col in (0..self.column_count) {
Oct 12 19:45:32.481 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Oct 12 19:45:32.481 INFO kablam!     |
Oct 12 19:45:32.481 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 12 19:45:32.481 INFO kablam! 
Oct 12 19:45:32.481 INFO kablam! warning: unnecessary parentheses around `for` head expression
Oct 12 19:45:32.481 INFO kablam!    --> src/main.rs:163:31
Oct 12 19:45:32.481 INFO kablam!     |
Oct 12 19:45:32.481 INFO kablam! 163 |                 for offset in (1..4) {
Oct 12 19:45:32.481 INFO kablam!     |                               ^^^^^^ help: remove these parentheses
Oct 12 19:45:32.481 INFO kablam! 
Oct 12 19:45:32.481 INFO kablam! warning: unnecessary parentheses around `for` head expression
Oct 12 19:45:32.481 INFO kablam!    --> src/main.rs:194:31
Oct 12 19:45:32.481 INFO kablam!     |
Oct 12 19:45:32.481 INFO kablam! 194 |                 for offset in (1..4) {
Oct 12 19:45:32.481 INFO kablam!     |                               ^^^^^^ help: remove these parentheses
Oct 12 19:45:32.481 INFO kablam! 
Oct 12 19:45:32.532 INFO kablam! warning: unnecessary parentheses around `for` head expression
Oct 12 19:45:32.532 INFO kablam!    --> src/main.rs:133:20
Oct 12 19:45:32.532 INFO kablam!     |
Oct 12 19:45:32.532 INFO kablam! 133 |         for col in (0..self.column_count) {
Oct 12 19:45:32.532 INFO kablam!     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Oct 12 19:45:32.532 INFO kablam!     |
Oct 12 19:45:32.532 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 12 19:45:32.532 INFO kablam! 
Oct 12 19:45:32.532 INFO kablam! warning: unnecessary parentheses around `for` head expression
Oct 12 19:45:32.532 INFO kablam!    --> src/main.rs:163:31
Oct 12 19:45:32.532 INFO kablam!     |
Oct 12 19:45:32.532 INFO kablam! 163 |                 for offset in (1..4) {
Oct 12 19:45:32.532 INFO kablam!     |                               ^^^^^^ help: remove these parentheses
Oct 12 19:45:32.532 INFO kablam! 
Oct 12 19:45:32.532 INFO kablam! warning: unnecessary parentheses around `for` head expression
Oct 12 19:45:32.532 INFO kablam!    --> src/main.rs:194:31
Oct 12 19:45:32.532 INFO kablam!     |
Oct 12 19:45:32.532 INFO kablam! 194 |                 for offset in (1..4) {
Oct 12 19:45:32.532 INFO kablam!     |                               ^^^^^^ help: remove these parentheses
Oct 12 19:45:32.532 INFO kablam! 
Oct 12 19:45:32.880 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Oct 12 19:45:32.880 INFO kablam! su: No module specific data is present
Oct 12 19:45:33.819 INFO running `"docker" "rm" "-f" "676851feae3b5dfb802b0f5ac576f287aa1e2f0b1e256effb45fc1e3224df51a"`
Oct 12 19:45:34.104 INFO blam! 676851feae3b5dfb802b0f5ac576f287aa1e2f0b1e256effb45fc1e3224df51a