Sep 10 20:47:46.616 INFO checking cracker-0.1.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 20:47:46.616 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 20:47:46.616 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/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 20:47:46.769 INFO blam! ac984fe5ca7f3ea70661b044df5306ac8773033bbf7ca90db2d0c7f213f91a6d
Sep 10 20:47:46.771 INFO running `"docker" "start" "-a" "ac984fe5ca7f3ea70661b044df5306ac8773033bbf7ca90db2d0c7f213f91a6d"`
Sep 10 20:47:47.812 INFO kablam! usermod: no changes
Sep 10 20:47:47.931 INFO kablam!     Checking jobsteal v0.5.1
Sep 10 20:47:47.932 INFO kablam!     Checking pwhash v0.1.2
Sep 10 20:47:47.932 INFO kablam!     Checking blake2 v0.5.2
Sep 10 20:47:49.191 INFO kablam!     Checking cracker v0.1.0 (file:///source)
Sep 10 20:47:49.881 INFO kablam! warning: unused import: `std::thread`
Sep 10 20:47:49.881 INFO kablam!  --> src/lib.rs:6:5
Sep 10 20:47:49.881 INFO kablam!   |
Sep 10 20:47:49.881 INFO kablam! 6 | use std::thread;
Sep 10 20:47:49.881 INFO kablam!   |     ^^^^^^^^^^^
Sep 10 20:47:49.881 INFO kablam!   |
Sep 10 20:47:49.881 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:47:49.881 INFO kablam! 
Sep 10 20:47:49.881 INFO kablam! warning: unused imports: `Blake2b`, `Digest`
Sep 10 20:47:49.881 INFO kablam!   --> src/lib.rs:15:14
Sep 10 20:47:49.881 INFO kablam!    |
Sep 10 20:47:49.881 INFO kablam! 15 | use blake2::{Blake2b, Digest};
Sep 10 20:47:49.881 INFO kablam!    |              ^^^^^^^  ^^^^^^
Sep 10 20:47:49.881 INFO kablam! 
Sep 10 20:47:49.954 INFO kablam! warning: unused variable: `file`
Sep 10 20:47:49.954 INFO kablam!   --> src/lib.rs:69:17
Sep 10 20:47:49.954 INFO kablam!    |
Sep 10 20:47:49.954 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:49.954 INFO kablam!    |                 ^^^^ help: consider using `_file` instead
Sep 10 20:47:49.954 INFO kablam!    |
Sep 10 20:47:49.954 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 20:47:49.954 INFO kablam! 
Sep 10 20:47:49.954 INFO kablam! warning: unused import: `std::thread`
Sep 10 20:47:49.954 INFO kablam!  --> src/lib.rs:6:5
Sep 10 20:47:49.954 INFO kablam!   |
Sep 10 20:47:49.954 INFO kablam! 6 | use std::thread;
Sep 10 20:47:49.954 INFO kablam!   |     ^^^^^^^^^^^
Sep 10 20:47:49.954 INFO kablam!   |
Sep 10 20:47:49.954 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:47:49.954 INFO kablam! 
Sep 10 20:47:49.954 INFO kablam! warning: unused imports: `Blake2b`, `Digest`
Sep 10 20:47:49.954 INFO kablam!   --> src/lib.rs:15:14
Sep 10 20:47:49.954 INFO kablam!    |
Sep 10 20:47:49.954 INFO kablam! 15 | use blake2::{Blake2b, Digest};
Sep 10 20:47:49.954 INFO kablam!    |              ^^^^^^^  ^^^^^^
Sep 10 20:47:49.954 INFO kablam! 
Sep 10 20:47:49.954 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:47:49.954 INFO kablam!   --> src/lib.rs:69:13
Sep 10 20:47:49.954 INFO kablam!    |
Sep 10 20:47:49.954 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:49.954 INFO kablam!    |             ----^^^^
Sep 10 20:47:49.954 INFO kablam!    |             |
Sep 10 20:47:49.954 INFO kablam!    |             help: remove this `mut`
Sep 10 20:47:49.954 INFO kablam!    |
Sep 10 20:47:49.954 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 20:47:49.954 INFO kablam! 
Sep 10 20:47:49.962 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 20:47:49.963 INFO kablam!    --> src/lib.rs:100:45
Sep 10 20:47:49.963 INFO kablam!     |
Sep 10 20:47:49.963 INFO kablam! 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Sep 10 20:47:49.963 INFO kablam!     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:47:49.963 INFO kablam!     |
Sep 10 20:47:49.963 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 20:47:49.963 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 20:47:49.963 INFO kablam! 
Sep 10 20:47:50.028 INFO kablam! warning: unused variable: `file`
Sep 10 20:47:50.029 INFO kablam!   --> src/lib.rs:69:17
Sep 10 20:47:50.029 INFO kablam!    |
Sep 10 20:47:50.029 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:50.029 INFO kablam!    |                 ^^^^ help: consider using `_file` instead
Sep 10 20:47:50.029 INFO kablam!    |
Sep 10 20:47:50.029 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 20:47:50.029 INFO kablam! 
Sep 10 20:47:50.034 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:47:50.034 INFO kablam!   --> src/lib.rs:69:13
Sep 10 20:47:50.034 INFO kablam!    |
Sep 10 20:47:50.034 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:50.034 INFO kablam!    |             ----^^^^
Sep 10 20:47:50.034 INFO kablam!    |             |
Sep 10 20:47:50.034 INFO kablam!    |             help: remove this `mut`
Sep 10 20:47:50.034 INFO kablam!    |
Sep 10 20:47:50.034 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 20:47:50.034 INFO kablam! 
Sep 10 20:47:50.039 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 20:47:50.039 INFO kablam!    --> src/lib.rs:100:45
Sep 10 20:47:50.039 INFO kablam!     |
Sep 10 20:47:50.039 INFO kablam! 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Sep 10 20:47:50.039 INFO kablam!     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:47:50.040 INFO kablam!     |
Sep 10 20:47:50.040 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 20:47:50.040 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 20:47:50.040 INFO kablam! 
Sep 10 20:47:50.058 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
Sep 10 20:47:50.062 INFO kablam! su: No module specific data is present
Sep 10 20:47:50.516 INFO running `"docker" "rm" "-f" "ac984fe5ca7f3ea70661b044df5306ac8773033bbf7ca90db2d0c7f213f91a6d"`
Sep 10 20:47:50.609 INFO blam! ac984fe5ca7f3ea70661b044df5306ac8773033bbf7ca90db2d0c7f213f91a6d