Sep 20 05:42:28.339 INFO checking cargo-external-doc-0.1.0 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 05:42:28.339 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 05:42:28.339 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 05:42:28.493 INFO blam! 3161cab55549a07be4efc0c9220c2201a2feb4255c424b451c4821bc12941ebf
Sep 20 05:42:28.496 INFO running `"docker" "start" "-a" "3161cab55549a07be4efc0c9220c2201a2feb4255c424b451c4821bc12941ebf"`
Sep 20 05:42:29.609 INFO kablam! usermod: no changes
Sep 20 05:42:29.672 INFO kablam!     Checking handlebars v0.22.0
Sep 20 05:42:31.802 INFO kablam!     Checking cargo-external-doc v0.1.0 (/source)
Sep 20 05:42:32.608 INFO kablam! warning: unused variable: `result`
Sep 20 05:42:32.608 INFO kablam!   --> src/main.rs:51:9
Sep 20 05:42:32.609 INFO kablam!    |
Sep 20 05:42:32.609 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 20 05:42:32.609 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 20 05:42:32.610 INFO kablam!    |
Sep 20 05:42:32.610 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 05:42:32.610 INFO kablam! 
Sep 20 05:42:32.611 INFO kablam! warning: unused variable: `test_result`
Sep 20 05:42:32.611 INFO kablam!   --> src/main.rs:78:17
Sep 20 05:42:32.612 INFO kablam!    |
Sep 20 05:42:32.612 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 20 05:42:32.612 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 20 05:42:32.612 INFO kablam! 
Sep 20 05:42:32.613 INFO kablam! warning: unused variable: `doc_result`
Sep 20 05:42:32.613 INFO kablam!    --> src/main.rs:103:17
Sep 20 05:42:32.614 INFO kablam!     |
Sep 20 05:42:32.614 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 20 05:42:32.614 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 20 05:42:32.615 INFO kablam! 
Sep 20 05:42:32.914 INFO kablam! warning: unused variable: `result`
Sep 20 05:42:32.914 INFO kablam!   --> src/main.rs:51:9
Sep 20 05:42:32.914 INFO kablam!    |
Sep 20 05:42:32.914 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 20 05:42:32.914 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 20 05:42:32.914 INFO kablam!    |
Sep 20 05:42:32.914 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 05:42:32.914 INFO kablam! 
Sep 20 05:42:32.914 INFO kablam! warning: unused variable: `test_result`
Sep 20 05:42:32.914 INFO kablam!   --> src/main.rs:78:17
Sep 20 05:42:32.914 INFO kablam!    |
Sep 20 05:42:32.914 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 20 05:42:32.914 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 20 05:42:32.914 INFO kablam! 
Sep 20 05:42:32.914 INFO kablam! warning: unused variable: `doc_result`
Sep 20 05:42:32.914 INFO kablam!    --> src/main.rs:103:17
Sep 20 05:42:32.914 INFO kablam!     |
Sep 20 05:42:32.914 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 20 05:42:32.914 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 20 05:42:32.914 INFO kablam! 
Sep 20 05:42:32.975 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
Sep 20 05:42:32.986 INFO kablam! su: No module specific data is present
Sep 20 05:42:33.960 INFO running `"docker" "rm" "-f" "3161cab55549a07be4efc0c9220c2201a2feb4255c424b451c4821bc12941ebf"`
Sep 20 05:42:34.044 INFO blam! 3161cab55549a07be4efc0c9220c2201a2feb4255c424b451c4821bc12941ebf