Sep 10 21:40:16.200 INFO checking cargo-external-doc-0.1.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 21:40:16.200 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 21:40:16.200 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:40:16.323 INFO blam! eee75738a5a7a4df3730e2960599a302e9899bb8683b81a6b9afb5ff0231bcc8
Sep 10 21:40:16.324 INFO running `"docker" "start" "-a" "eee75738a5a7a4df3730e2960599a302e9899bb8683b81a6b9afb5ff0231bcc8"`
Sep 10 21:40:17.299 INFO kablam! usermod: no changes
Sep 10 21:40:17.368 INFO kablam!     Checking cargo-external-doc v0.1.0 (file:///source)
Sep 10 21:40:18.019 INFO kablam! warning: unused variable: `result`
Sep 10 21:40:18.019 INFO kablam!   --> src/main.rs:51:9
Sep 10 21:40:18.019 INFO kablam!    |
Sep 10 21:40:18.019 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 10 21:40:18.019 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 10 21:40:18.019 INFO kablam!    |
Sep 10 21:40:18.019 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 21:40:18.019 INFO kablam! 
Sep 10 21:40:18.019 INFO kablam! warning: unused variable: `test_result`
Sep 10 21:40:18.019 INFO kablam!   --> src/main.rs:78:17
Sep 10 21:40:18.019 INFO kablam!    |
Sep 10 21:40:18.019 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 10 21:40:18.019 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 10 21:40:18.019 INFO kablam! 
Sep 10 21:40:18.019 INFO kablam! warning: unused variable: `doc_result`
Sep 10 21:40:18.019 INFO kablam!    --> src/main.rs:103:17
Sep 10 21:40:18.019 INFO kablam!     |
Sep 10 21:40:18.019 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 10 21:40:18.019 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 10 21:40:18.019 INFO kablam! 
Sep 10 21:40:18.106 INFO kablam! warning: unused variable: `result`
Sep 10 21:40:18.106 INFO kablam!   --> src/main.rs:51:9
Sep 10 21:40:18.106 INFO kablam!    |
Sep 10 21:40:18.106 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Sep 10 21:40:18.106 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Sep 10 21:40:18.112 INFO kablam!    |
Sep 10 21:40:18.113 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 21:40:18.113 INFO kablam! 
Sep 10 21:40:18.113 INFO kablam! warning: unused variable: `test_result`
Sep 10 21:40:18.113 INFO kablam!   --> src/main.rs:78:17
Sep 10 21:40:18.113 INFO kablam!    |
Sep 10 21:40:18.114 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Sep 10 21:40:18.114 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Sep 10 21:40:18.114 INFO kablam! 
Sep 10 21:40:18.114 INFO kablam! warning: unused variable: `doc_result`
Sep 10 21:40:18.114 INFO kablam!    --> src/main.rs:103:17
Sep 10 21:40:18.114 INFO kablam!     |
Sep 10 21:40:18.114 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Sep 10 21:40:18.114 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Sep 10 21:40:18.115 INFO kablam! 
Sep 10 21:40:18.186 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Sep 10 21:40:18.190 INFO kablam! su: No module specific data is present
Sep 10 21:40:19.227 INFO running `"docker" "rm" "-f" "eee75738a5a7a4df3730e2960599a302e9899bb8683b81a6b9afb5ff0231bcc8"`
Sep 10 21:40:19.346 INFO blam! eee75738a5a7a4df3730e2960599a302e9899bb8683b81a6b9afb5ff0231bcc8