Sep 20 21:42:27.871 INFO checking oldsj/backup-rs against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 20 21:42:27.871 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 20 21:42:27.871 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 21:42:28.091 INFO blam! e98c9d33a6496843337abe6531b0911fad192eb0c2b1cca22648d951cb752687
Sep 20 21:42:28.093 INFO running `"docker" "start" "-a" "e98c9d33a6496843337abe6531b0911fad192eb0c2b1cca22648d951cb752687"`
Sep 20 21:42:29.894 INFO kablam! usermod: no changes
Sep 20 21:42:29.942 INFO kablam!     Checking libc v0.2.20
Sep 20 21:42:30.765 INFO kablam!     Checking time v0.1.36
Sep 20 21:42:30.765 INFO kablam!     Checking filetime v0.1.10
Sep 20 21:42:31.805 INFO kablam!     Checking backup-rs v0.1.0 (/source)
Sep 20 21:42:32.126 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 20 21:42:32.126 INFO kablam!   --> src/main.rs:32:13
Sep 20 21:42:32.127 INFO kablam!    |
Sep 20 21:42:32.127 INFO kablam! 32 |             fs::remove_file(file.path());
Sep 20 21:42:32.127 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:42:32.128 INFO kablam!    |
Sep 20 21:42:32.128 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 20 21:42:32.128 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 20 21:42:32.129 INFO kablam! 
Sep 20 21:42:32.183 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 20 21:42:32.184 INFO kablam!   --> src/main.rs:32:13
Sep 20 21:42:32.184 INFO kablam!    |
Sep 20 21:42:32.184 INFO kablam! 32 |             fs::remove_file(file.path());
Sep 20 21:42:32.184 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:42:32.184 INFO kablam!    |
Sep 20 21:42:32.184 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 20 21:42:32.184 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 20 21:42:32.184 INFO kablam! 
Sep 20 21:42:32.254 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
Sep 20 21:42:32.257 INFO kablam! su: No module specific data is present
Sep 20 21:42:33.805 INFO running `"docker" "rm" "-f" "e98c9d33a6496843337abe6531b0911fad192eb0c2b1cca22648d951cb752687"`
Sep 20 21:42:33.959 INFO blam! e98c9d33a6496843337abe6531b0911fad192eb0c2b1cca22648d951cb752687