Sep 10 20:47:47.067 INFO checking cracker-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 20:47:47.067 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 20:47:47.067 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 20:47:47.240 INFO blam! 624bf68d7589ba76131bd351a76ba14769058e8daacb130aa1480c1b0a5fe38f
Sep 10 20:47:47.241 INFO running `"docker" "start" "-a" "624bf68d7589ba76131bd351a76ba14769058e8daacb130aa1480c1b0a5fe38f"`
Sep 10 20:47:47.822 INFO kablam! usermod: no changes
Sep 10 20:47:47.960 INFO kablam!     Checking digest v0.5.2
Sep 10 20:47:47.961 INFO kablam!     Checking crypto-mac v0.3.0
Sep 10 20:47:48.305 INFO kablam!     Checking blake2 v0.5.2
Sep 10 20:47:48.830 INFO kablam!     Checking cracker v0.1.0 (file:///source)
Sep 10 20:47:49.554 INFO kablam! warning: unused import: `std::thread`
Sep 10 20:47:49.554 INFO kablam!  --> src/lib.rs:6:5
Sep 10 20:47:49.554 INFO kablam!   |
Sep 10 20:47:49.554 INFO kablam! 6 | use std::thread;
Sep 10 20:47:49.554 INFO kablam!   |     ^^^^^^^^^^^
Sep 10 20:47:49.554 INFO kablam!   |
Sep 10 20:47:49.554 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:47:49.554 INFO kablam! 
Sep 10 20:47:49.554 INFO kablam! warning: unused imports: `Blake2b`, `Digest`
Sep 10 20:47:49.554 INFO kablam!   --> src/lib.rs:15:14
Sep 10 20:47:49.554 INFO kablam!    |
Sep 10 20:47:49.554 INFO kablam! 15 | use blake2::{Blake2b, Digest};
Sep 10 20:47:49.554 INFO kablam!    |              ^^^^^^^  ^^^^^^
Sep 10 20:47:49.554 INFO kablam! 
Sep 10 20:47:49.622 INFO kablam! warning: unused import: `std::thread`
Sep 10 20:47:49.622 INFO kablam!  --> src/lib.rs:6:5
Sep 10 20:47:49.622 INFO kablam!   |
Sep 10 20:47:49.622 INFO kablam! 6 | use std::thread;
Sep 10 20:47:49.622 INFO kablam!   |     ^^^^^^^^^^^
Sep 10 20:47:49.622 INFO kablam!   |
Sep 10 20:47:49.622 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:47:49.622 INFO kablam! 
Sep 10 20:47:49.622 INFO kablam! warning: unused imports: `Blake2b`, `Digest`
Sep 10 20:47:49.622 INFO kablam!   --> src/lib.rs:15:14
Sep 10 20:47:49.622 INFO kablam!    |
Sep 10 20:47:49.622 INFO kablam! 15 | use blake2::{Blake2b, Digest};
Sep 10 20:47:49.622 INFO kablam!    |              ^^^^^^^  ^^^^^^
Sep 10 20:47:49.622 INFO kablam! 
Sep 10 20:47:49.626 INFO kablam! warning: unused variable: `file`
Sep 10 20:47:49.626 INFO kablam!   --> src/lib.rs:69:17
Sep 10 20:47:49.626 INFO kablam!    |
Sep 10 20:47:49.626 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:49.626 INFO kablam!    |                 ^^^^ help: consider using `_file` instead
Sep 10 20:47:49.626 INFO kablam!    |
Sep 10 20:47:49.626 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 20:47:49.626 INFO kablam! 
Sep 10 20:47:49.629 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:47:49.629 INFO kablam!   --> src/lib.rs:69:13
Sep 10 20:47:49.629 INFO kablam!    |
Sep 10 20:47:49.629 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:49.629 INFO kablam!    |             ----^^^^
Sep 10 20:47:49.629 INFO kablam!    |             |
Sep 10 20:47:49.629 INFO kablam!    |             help: remove this `mut`
Sep 10 20:47:49.629 INFO kablam!    |
Sep 10 20:47:49.629 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 20:47:49.629 INFO kablam! 
Sep 10 20:47:49.640 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 20:47:49.640 INFO kablam!    --> src/lib.rs:100:45
Sep 10 20:47:49.640 INFO kablam!     |
Sep 10 20:47:49.640 INFO kablam! 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Sep 10 20:47:49.640 INFO kablam!     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:47:49.640 INFO kablam!     |
Sep 10 20:47:49.640 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 20:47:49.640 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 20:47:49.640 INFO kablam! 
Sep 10 20:47:49.698 INFO kablam! warning: unused variable: `file`
Sep 10 20:47:49.698 INFO kablam!   --> src/lib.rs:69:17
Sep 10 20:47:49.698 INFO kablam!    |
Sep 10 20:47:49.698 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:49.698 INFO kablam!    |                 ^^^^ help: consider using `_file` instead
Sep 10 20:47:49.698 INFO kablam!    |
Sep 10 20:47:49.698 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 20:47:49.698 INFO kablam! 
Sep 10 20:47:49.702 INFO kablam! warning: variable does not need to be mutable
Sep 10 20:47:49.702 INFO kablam!   --> src/lib.rs:69:13
Sep 10 20:47:49.702 INFO kablam!    |
Sep 10 20:47:49.702 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 10 20:47:49.702 INFO kablam!    |             ----^^^^
Sep 10 20:47:49.702 INFO kablam!    |             |
Sep 10 20:47:49.702 INFO kablam!    |             help: remove this `mut`
Sep 10 20:47:49.702 INFO kablam!    |
Sep 10 20:47:49.702 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 20:47:49.702 INFO kablam! 
Sep 10 20:47:49.708 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 20:47:49.708 INFO kablam!    --> src/lib.rs:100:45
Sep 10 20:47:49.708 INFO kablam!     |
Sep 10 20:47:49.708 INFO kablam! 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Sep 10 20:47:49.708 INFO kablam!     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:47:49.708 INFO kablam!     |
Sep 10 20:47:49.708 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 20:47:49.708 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 20:47:49.708 INFO kablam! 
Sep 10 20:47:49.727 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
Sep 10 20:47:49.732 INFO kablam! su: No module specific data is present
Sep 10 20:47:50.247 INFO running `"docker" "rm" "-f" "624bf68d7589ba76131bd351a76ba14769058e8daacb130aa1480c1b0a5fe38f"`
Sep 10 20:47:50.338 INFO blam! 624bf68d7589ba76131bd351a76ba14769058e8daacb130aa1480c1b0a5fe38f