Sep 01 08:47:39.769 INFO checking cargo-external-doc-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 08:47:39.769 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 08:47:39.769 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:47:39.925 INFO blam! e91d8afe0e630f0a6edb949488296899bbe8a0106e3775441434a29e30fde833
Sep 01 08:47:39.928 INFO running `"docker" "start" "-a" "e91d8afe0e630f0a6edb949488296899bbe8a0106e3775441434a29e30fde833"`
Sep 01 08:47:40.609 INFO kablam!     Checking handlebars v0.22.0
Sep 01 08:47:43.861 INFO kablam!     Checking cargo-external-doc v0.1.0 (file:///source)
Sep 01 08:47:45.345 INFO kablam! warning: unused variable: `result`
Sep 01 08:47:45.345 INFO kablam!   --> src/main.rs:51:9
Sep 01 08:47:45.345 INFO kablam!    |
Sep 01 08:47:45.345 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 01 08:47:45.345 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 01 08:47:45.345 INFO kablam!    |
Sep 01 08:47:45.345 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 08:47:45.345 INFO kablam! 
Sep 01 08:47:45.345 INFO kablam! warning: unused variable: `test_result`
Sep 01 08:47:45.345 INFO kablam!   --> src/main.rs:78:17
Sep 01 08:47:45.345 INFO kablam!    |
Sep 01 08:47:45.346 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 01 08:47:45.346 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 01 08:47:45.346 INFO kablam! 
Sep 01 08:47:45.346 INFO kablam! warning: unused variable: `doc_result`
Sep 01 08:47:45.346 INFO kablam!    --> src/main.rs:103:17
Sep 01 08:47:45.346 INFO kablam!     |
Sep 01 08:47:45.346 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 01 08:47:45.346 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 01 08:47:45.346 INFO kablam! 
Sep 01 08:47:45.435 INFO kablam! warning: unused variable: `result`
Sep 01 08:47:45.435 INFO kablam!   --> src/main.rs:51:9
Sep 01 08:47:45.435 INFO kablam!    |
Sep 01 08:47:45.435 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 01 08:47:45.435 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 01 08:47:45.435 INFO kablam!    |
Sep 01 08:47:45.435 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 08:47:45.435 INFO kablam! 
Sep 01 08:47:45.435 INFO kablam! warning: unused variable: `test_result`
Sep 01 08:47:45.435 INFO kablam!   --> src/main.rs:78:17
Sep 01 08:47:45.435 INFO kablam!    |
Sep 01 08:47:45.435 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 01 08:47:45.435 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 01 08:47:45.435 INFO kablam! 
Sep 01 08:47:45.435 INFO kablam! warning: unused variable: `doc_result`
Sep 01 08:47:45.436 INFO kablam!    --> src/main.rs:103:17
Sep 01 08:47:45.436 INFO kablam!     |
Sep 01 08:47:45.436 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 01 08:47:45.436 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 01 08:47:45.436 INFO kablam! 
Sep 01 08:47:45.468 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.93s
Sep 01 08:47:45.473 INFO kablam! su: No module specific data is present
Sep 01 08:47:45.886 INFO running `"docker" "rm" "-f" "e91d8afe0e630f0a6edb949488296899bbe8a0106e3775441434a29e30fde833"`
Sep 01 08:47:45.990 INFO blam! e91d8afe0e630f0a6edb949488296899bbe8a0106e3775441434a29e30fde833