Nov 29 02:53:24.844 INFO checking cracker-0.1.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 29 02:53:24.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 29 02:53:25.220 INFO [stdout] f19c3adb43d996755a7c15433f2f3075a3fda1174894ea08e20786f41996f76c
Nov 29 02:53:25.220 INFO running `"docker" "start" "-a" "f19c3adb43d996755a7c15433f2f3075a3fda1174894ea08e20786f41996f76c"`
Nov 29 02:53:26.712 INFO [stderr] usermod: no changes
Nov 29 02:53:26.848 INFO [stderr]     Checking digest v0.5.2
Nov 29 02:53:26.848 INFO [stderr]     Checking crypto-mac v0.3.0
Nov 29 02:53:26.848 INFO [stderr]     Checking pwhash v0.1.2
Nov 29 02:53:27.508 INFO [stderr]     Checking blake2 v0.5.2
Nov 29 02:53:28.860 INFO [stderr]     Checking cracker v0.1.0 (/source)
Nov 29 02:53:31.382 INFO [stderr] warning: unused import: `std::thread`
Nov 29 02:53:31.382 INFO [stderr]  --> src/lib.rs:6:5
Nov 29 02:53:31.382 INFO [stderr]   |
Nov 29 02:53:31.382 INFO [stderr] 6 | use std::thread;
Nov 29 02:53:31.382 INFO [stderr]   |     ^^^^^^^^^^^
Nov 29 02:53:31.382 INFO [stderr]   |
Nov 29 02:53:31.382 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 02:53:31.382 INFO [stderr] 
Nov 29 02:53:31.382 INFO [stderr] warning: unused imports: `Blake2b`, `Digest`
Nov 29 02:53:31.382 INFO [stderr]   --> src/lib.rs:15:14
Nov 29 02:53:31.382 INFO [stderr]    |
Nov 29 02:53:31.382 INFO [stderr] 15 | use blake2::{Blake2b, Digest};
Nov 29 02:53:31.382 INFO [stderr]    |              ^^^^^^^  ^^^^^^
Nov 29 02:53:31.382 INFO [stderr] 
Nov 29 02:53:31.404 INFO [stderr] warning: unused import: `std::thread`
Nov 29 02:53:31.404 INFO [stderr]  --> src/lib.rs:6:5
Nov 29 02:53:31.404 INFO [stderr]   |
Nov 29 02:53:31.404 INFO [stderr] 6 | use std::thread;
Nov 29 02:53:31.404 INFO [stderr]   |     ^^^^^^^^^^^
Nov 29 02:53:31.404 INFO [stderr]   |
Nov 29 02:53:31.404 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 02:53:31.404 INFO [stderr] 
Nov 29 02:53:31.404 INFO [stderr] warning: unused imports: `Blake2b`, `Digest`
Nov 29 02:53:31.404 INFO [stderr]   --> src/lib.rs:15:14
Nov 29 02:53:31.404 INFO [stderr]    |
Nov 29 02:53:31.404 INFO [stderr] 15 | use blake2::{Blake2b, Digest};
Nov 29 02:53:31.404 INFO [stderr]    |              ^^^^^^^  ^^^^^^
Nov 29 02:53:31.404 INFO [stderr] 
Nov 29 02:53:31.448 INFO [stderr] warning: unused variable: `file`
Nov 29 02:53:31.448 INFO [stderr]   --> src/lib.rs:69:17
Nov 29 02:53:31.448 INFO [stderr]    |
Nov 29 02:53:31.448 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 29 02:53:31.448 INFO [stderr]    |                 ^^^^ help: consider using `_file` instead
Nov 29 02:53:31.448 INFO [stderr]    |
Nov 29 02:53:31.448 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 02:53:31.448 INFO [stderr] 
Nov 29 02:53:31.448 INFO [stderr] warning: variable does not need to be mutable
Nov 29 02:53:31.448 INFO [stderr]   --> src/lib.rs:69:13
Nov 29 02:53:31.448 INFO [stderr]    |
Nov 29 02:53:31.448 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 29 02:53:31.448 INFO [stderr]    |             ----^^^^
Nov 29 02:53:31.449 INFO [stderr]    |             |
Nov 29 02:53:31.449 INFO [stderr]    |             help: remove this `mut`
Nov 29 02:53:31.449 INFO [stderr]    |
Nov 29 02:53:31.449 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 02:53:31.449 INFO [stderr] 
Nov 29 02:53:31.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 02:53:31.460 INFO [stderr]    --> src/lib.rs:100:45
Nov 29 02:53:31.460 INFO [stderr]     |
Nov 29 02:53:31.460 INFO [stderr] 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Nov 29 02:53:31.460 INFO [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:53:31.460 INFO [stderr]     |
Nov 29 02:53:31.460 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 29 02:53:31.460 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 02:53:31.460 INFO [stderr] 
Nov 29 02:53:31.496 INFO [stderr] warning: unused variable: `file`
Nov 29 02:53:31.496 INFO [stderr]   --> src/lib.rs:69:17
Nov 29 02:53:31.496 INFO [stderr]    |
Nov 29 02:53:31.496 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 29 02:53:31.496 INFO [stderr]    |                 ^^^^ help: consider using `_file` instead
Nov 29 02:53:31.496 INFO [stderr]    |
Nov 29 02:53:31.496 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 02:53:31.496 INFO [stderr] 
Nov 29 02:53:31.504 INFO [stderr] warning: variable does not need to be mutable
Nov 29 02:53:31.504 INFO [stderr]   --> src/lib.rs:69:13
Nov 29 02:53:31.504 INFO [stderr]    |
Nov 29 02:53:31.504 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 29 02:53:31.504 INFO [stderr]    |             ----^^^^
Nov 29 02:53:31.504 INFO [stderr]    |             |
Nov 29 02:53:31.504 INFO [stderr]    |             help: remove this `mut`
Nov 29 02:53:31.504 INFO [stderr]    |
Nov 29 02:53:31.504 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 02:53:31.504 INFO [stderr] 
Nov 29 02:53:31.505 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 02:53:31.505 INFO [stderr]    --> src/lib.rs:100:45
Nov 29 02:53:31.505 INFO [stderr]     |
Nov 29 02:53:31.505 INFO [stderr] 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Nov 29 02:53:31.505 INFO [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:53:31.505 INFO [stderr]     |
Nov 29 02:53:31.505 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 29 02:53:31.505 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 02:53:31.505 INFO [stderr] 
Nov 29 02:53:31.540 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.79s
Nov 29 02:53:31.540 INFO [stderr] su: No module specific data is present
Nov 29 02:53:32.010 INFO running `"docker" "inspect" "f19c3adb43d996755a7c15433f2f3075a3fda1174894ea08e20786f41996f76c"`
Nov 29 02:53:32.266 INFO running `"docker" "rm" "-f" "f19c3adb43d996755a7c15433f2f3075a3fda1174894ea08e20786f41996f76c"`
Nov 29 02:53:32.484 INFO [stdout] f19c3adb43d996755a7c15433f2f3075a3fda1174894ea08e20786f41996f76c