Sep 21 05:26:06.563 INFO checking promises-0.2.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 05:26:06.563 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 05:26:06.563 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 05:26:06.704 INFO blam! 1eb2847e86af440681731ce52e97c5a2fcc359737ffef9b7f526b2879756e513
Sep 21 05:26:06.706 INFO running `"docker" "start" "-a" "1eb2847e86af440681731ce52e97c5a2fcc359737ffef9b7f526b2879756e513"`
Sep 21 05:26:07.626 INFO kablam! usermod: no changes
Sep 21 05:26:07.645 INFO kablam!     Checking promises v0.2.0 (/source)
Sep 21 05:26:07.810 INFO kablam! warning: unused import: `std::fs`
Sep 21 05:26:07.810 INFO kablam!  --> src/tests.rs:4:5
Sep 21 05:26:07.810 INFO kablam!   |
Sep 21 05:26:07.810 INFO kablam! 4 | use std::fs;
Sep 21 05:26:07.810 INFO kablam!   |     ^^^^^^^
Sep 21 05:26:07.810 INFO kablam!   |
Sep 21 05:26:07.810 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 05:26:07.810 INFO kablam! 
Sep 21 05:26:07.886 INFO kablam! warning: unused variable: `file`
Sep 21 05:26:07.886 INFO kablam!   --> src/tests.rs:23:12
Sep 21 05:26:07.886 INFO kablam!    |
Sep 21 05:26:07.886 INFO kablam! 23 |         Ok(file) => println!("Created a file!"),
Sep 21 05:26:07.886 INFO kablam!    |            ^^^^ help: consider using `_file` instead
Sep 21 05:26:07.886 INFO kablam!    |
Sep 21 05:26:07.886 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 21 05:26:07.886 INFO kablam! 
Sep 21 05:26:07.886 INFO kablam! warning: unused variable: `p`
Sep 21 05:26:07.886 INFO kablam!   --> src/tests.rs:31:9
Sep 21 05:26:07.886 INFO kablam!    |
Sep 21 05:26:07.886 INFO kablam! 31 |     let p: Promise<(), ()> = Promise::new(|| {
Sep 21 05:26:07.886 INFO kablam!    |         ^ help: consider using `_p` instead
Sep 21 05:26:07.886 INFO kablam! 
Sep 21 05:26:07.909 INFO kablam! warning: function is never used: `create_file`
Sep 21 05:26:07.909 INFO kablam!   --> src/tests.rs:13:1
Sep 21 05:26:07.909 INFO kablam!    |
Sep 21 05:26:07.909 INFO kablam! 13 | fn create_file() -> Result<File, io::Error> {
Sep 21 05:26:07.909 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 05:26:07.909 INFO kablam!    |
Sep 21 05:26:07.909 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 05:26:07.909 INFO kablam! 
Sep 21 05:26:07.921 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
Sep 21 05:26:07.927 INFO kablam! su: No module specific data is present
Sep 21 05:26:08.593 INFO running `"docker" "rm" "-f" "1eb2847e86af440681731ce52e97c5a2fcc359737ffef9b7f526b2879756e513"`
Sep 21 05:26:08.651 INFO blam! 1eb2847e86af440681731ce52e97c5a2fcc359737ffef9b7f526b2879756e513