Sep 18 02:51:30.054 INFO checking cargo-external-doc-0.1.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 02:51:30.054 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 02:51:30.054 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-4/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 02:51:30.315 INFO blam! 622c731fb3a972c203a3876a707271347dbda6bfc24f11e5a62514c656cff145
Sep 18 02:51:30.317 INFO running `"docker" "start" "-a" "622c731fb3a972c203a3876a707271347dbda6bfc24f11e5a62514c656cff145"`
Sep 18 02:51:31.050 INFO kablam! usermod: no changes
Sep 18 02:51:31.139 INFO kablam!     Checking cargo-external-doc v0.1.0 (/source)
Sep 18 02:51:31.871 INFO kablam! warning: unused variable: `result`
Sep 18 02:51:31.871 INFO kablam!   --> src/main.rs:51:9
Sep 18 02:51:31.871 INFO kablam!    |
Sep 18 02:51:31.871 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 18 02:51:31.871 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 18 02:51:31.871 INFO kablam!    |
Sep 18 02:51:31.871 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 18 02:51:31.871 INFO kablam! 
Sep 18 02:51:31.871 INFO kablam! warning: unused variable: `test_result`
Sep 18 02:51:31.871 INFO kablam!   --> src/main.rs:78:17
Sep 18 02:51:31.871 INFO kablam!    |
Sep 18 02:51:31.871 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 18 02:51:31.871 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 18 02:51:31.871 INFO kablam! 
Sep 18 02:51:31.871 INFO kablam! warning: unused variable: `doc_result`
Sep 18 02:51:31.871 INFO kablam!    --> src/main.rs:103:17
Sep 18 02:51:31.871 INFO kablam!     |
Sep 18 02:51:31.871 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 18 02:51:31.871 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 18 02:51:31.871 INFO kablam! 
Sep 18 02:51:32.076 INFO kablam! warning: unused variable: `result`
Sep 18 02:51:32.076 INFO kablam!   --> src/main.rs:51:9
Sep 18 02:51:32.076 INFO kablam!    |
Sep 18 02:51:32.076 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 18 02:51:32.076 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 18 02:51:32.076 INFO kablam!    |
Sep 18 02:51:32.076 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 18 02:51:32.076 INFO kablam! 
Sep 18 02:51:32.076 INFO kablam! warning: unused variable: `test_result`
Sep 18 02:51:32.076 INFO kablam!   --> src/main.rs:78:17
Sep 18 02:51:32.076 INFO kablam!    |
Sep 18 02:51:32.076 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 18 02:51:32.076 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 18 02:51:32.076 INFO kablam! 
Sep 18 02:51:32.076 INFO kablam! warning: unused variable: `doc_result`
Sep 18 02:51:32.076 INFO kablam!    --> src/main.rs:103:17
Sep 18 02:51:32.076 INFO kablam!     |
Sep 18 02:51:32.076 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 18 02:51:32.076 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 18 02:51:32.076 INFO kablam! 
Sep 18 02:51:32.122 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Sep 18 02:51:32.128 INFO kablam! su: No module specific data is present
Sep 18 02:51:32.839 INFO running `"docker" "rm" "-f" "622c731fb3a972c203a3876a707271347dbda6bfc24f11e5a62514c656cff145"`
Sep 18 02:51:32.983 INFO blam! 622c731fb3a972c203a3876a707271347dbda6bfc24f11e5a62514c656cff145