Nov 02 01:05:29.698 INFO checking cargo-external-doc-0.1.0 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 02 01:05:29.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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"`
Nov 02 01:05:30.154 INFO blam! ad05ec725cc0cc85928763ce1ab4a3f6ac571d7b0cdcf6ba30ebaacc869e01cd
Nov 02 01:05:30.155 INFO running `"docker" "start" "-a" "ad05ec725cc0cc85928763ce1ab4a3f6ac571d7b0cdcf6ba30ebaacc869e01cd"`
Nov 02 01:05:31.732 INFO kablam! usermod: no changes
Nov 02 01:05:31.860 INFO kablam!     Checking handlebars v0.22.0
Nov 02 01:05:34.667 INFO kablam!     Checking cargo-external-doc v0.1.0 (/source)
Nov 02 01:05:37.000 INFO kablam! warning: unused variable: `result`
Nov 02 01:05:37.001 INFO kablam!   --> src/main.rs:51:9
Nov 02 01:05:37.001 INFO kablam!    |
Nov 02 01:05:37.001 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Nov 02 01:05:37.001 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Nov 02 01:05:37.002 INFO kablam!    |
Nov 02 01:05:37.002 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 01:05:37.002 INFO kablam! 
Nov 02 01:05:37.002 INFO kablam! warning: unused variable: `test_result`
Nov 02 01:05:37.003 INFO kablam!   --> src/main.rs:78:17
Nov 02 01:05:37.003 INFO kablam!    |
Nov 02 01:05:37.003 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Nov 02 01:05:37.003 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Nov 02 01:05:37.004 INFO kablam! 
Nov 02 01:05:37.004 INFO kablam! warning: unused variable: `doc_result`
Nov 02 01:05:37.004 INFO kablam!    --> src/main.rs:103:17
Nov 02 01:05:37.004 INFO kablam!     |
Nov 02 01:05:37.005 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Nov 02 01:05:37.005 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Nov 02 01:05:37.005 INFO kablam! 
Nov 02 01:05:37.393 INFO kablam! warning: unused variable: `result`
Nov 02 01:05:37.393 INFO kablam!   --> src/main.rs:51:9
Nov 02 01:05:37.393 INFO kablam!    |
Nov 02 01:05:37.394 INFO kablam! 51 |     let result: String = String::from_utf8(stdout).expect("cargo command failed");
Nov 02 01:05:37.394 INFO kablam!    |         ^^^^^^ help: consider using `_result` instead
Nov 02 01:05:37.394 INFO kablam!    |
Nov 02 01:05:37.394 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 01:05:37.395 INFO kablam! 
Nov 02 01:05:37.395 INFO kablam! warning: unused variable: `test_result`
Nov 02 01:05:37.395 INFO kablam!   --> src/main.rs:78:17
Nov 02 01:05:37.395 INFO kablam!    |
Nov 02 01:05:37.396 INFO kablam! 78 |             let test_result: String = String::from_utf8(test_stdout)
Nov 02 01:05:37.396 INFO kablam!    |                 ^^^^^^^^^^^ help: consider using `_test_result` instead
Nov 02 01:05:37.396 INFO kablam! 
Nov 02 01:05:37.396 INFO kablam! warning: unused variable: `doc_result`
Nov 02 01:05:37.397 INFO kablam!    --> src/main.rs:103:17
Nov 02 01:05:37.397 INFO kablam!     |
Nov 02 01:05:37.397 INFO kablam! 103 |             let doc_result: String = String::from_utf8(doc_stdout).expect("rustdoc command failed");
Nov 02 01:05:37.397 INFO kablam!     |                 ^^^^^^^^^^ help: consider using `_doc_result` instead
Nov 02 01:05:37.398 INFO kablam! 
Nov 02 01:05:37.441 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.68s
Nov 02 01:05:37.449 INFO kablam! su: No module specific data is present
Nov 02 01:05:38.124 INFO running `"docker" "rm" "-f" "ad05ec725cc0cc85928763ce1ab4a3f6ac571d7b0cdcf6ba30ebaacc869e01cd"`
Nov 02 01:05:38.408 INFO blam! ad05ec725cc0cc85928763ce1ab4a3f6ac571d7b0cdcf6ba30ebaacc869e01cd