Nov 28 23:01:51.202 INFO checking keep-0.1.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 23:01:51.202 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 23:01:51.402 INFO [stdout] b155b77f7cb0a5002ed462a58da1b867d85600df3875d7e12f736f60b15f9fc5
Nov 28 23:01:51.404 INFO running `"docker" "start" "-a" "b155b77f7cb0a5002ed462a58da1b867d85600df3875d7e12f736f60b15f9fc5"`
Nov 28 23:01:52.124 INFO [stderr] usermod: no changes
Nov 28 23:01:52.276 INFO [stderr]     Checking keep v0.1.0 (/source)
Nov 28 23:01:53.991 INFO [stderr] warning: unused variable: `e`
Nov 28 23:01:53.991 INFO [stderr]   --> src/lib.rs:29:17
Nov 28 23:01:54.015 INFO [stderr]    |
Nov 28 23:01:54.015 INFO [stderr] 29 |             Err(e) => {
Nov 28 23:01:54.015 INFO [stderr]    |                 ^ help: consider using `_e` instead
Nov 28 23:01:54.016 INFO [stderr]    |
Nov 28 23:01:54.016 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 23:01:54.016 INFO [stderr] 
Nov 28 23:01:54.016 INFO [stderr] warning: unused variable: `reference`
Nov 28 23:01:54.016 INFO [stderr]    --> src/lib.rs:178:13
Nov 28 23:01:54.016 INFO [stderr]     |
Nov 28 23:01:54.016 INFO [stderr] 178 |         let reference = Some("HEAD");
Nov 28 23:01:54.016 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_reference` instead
Nov 28 23:01:54.016 INFO [stderr] 
Nov 28 23:01:54.128 INFO [stderr] warning: unused variable: `src`
Nov 28 23:01:54.128 INFO [stderr]    --> src/lib.rs:201:13
Nov 28 23:01:54.128 INFO [stderr]     |
Nov 28 23:01:54.128 INFO [stderr] 201 |         let src = Path::new("samples");
Nov 28 23:01:54.128 INFO [stderr]     |             ^^^ help: consider using `_src` instead
Nov 28 23:01:54.128 INFO [stderr]     |
Nov 28 23:01:54.128 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 23:01:54.128 INFO [stderr] 
Nov 28 23:01:54.128 INFO [stderr] warning: unused variable: `e`
Nov 28 23:01:54.128 INFO [stderr]   --> src/lib.rs:29:17
Nov 28 23:01:54.128 INFO [stderr]    |
Nov 28 23:01:54.128 INFO [stderr] 29 |             Err(e) => {
Nov 28 23:01:54.128 INFO [stderr]    |                 ^ help: consider using `_e` instead
Nov 28 23:01:54.128 INFO [stderr] 
Nov 28 23:01:54.128 INFO [stderr] warning: unused variable: `reference`
Nov 28 23:01:54.128 INFO [stderr]    --> src/lib.rs:178:13
Nov 28 23:01:54.128 INFO [stderr]     |
Nov 28 23:01:54.128 INFO [stderr] 178 |         let reference = Some("HEAD");
Nov 28 23:01:54.128 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_reference` instead
Nov 28 23:01:54.128 INFO [stderr] 
Nov 28 23:01:54.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
Nov 28 23:01:54.210 INFO [stderr] su: No module specific data is present
Nov 28 23:01:54.465 INFO running `"docker" "inspect" "b155b77f7cb0a5002ed462a58da1b867d85600df3875d7e12f736f60b15f9fc5"`
Nov 28 23:01:54.546 INFO running `"docker" "rm" "-f" "b155b77f7cb0a5002ed462a58da1b867d85600df3875d7e12f736f60b15f9fc5"`
Nov 28 23:01:54.642 INFO [stdout] b155b77f7cb0a5002ed462a58da1b867d85600df3875d7e12f736f60b15f9fc5