Nov 18 16:58:39.886 INFO testing cracker-0.1.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 16:58:39.886 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 18 16:58:40.180 INFO [stdout] 6f85a134534939f5d41c9e09339674124d56580da0a7ce93826a9f5a3118cbd9
Nov 18 16:58:40.182 INFO running `"docker" "start" "-a" "6f85a134534939f5d41c9e09339674124d56580da0a7ce93826a9f5a3118cbd9"`
Nov 18 16:58:41.255 INFO [stderr] usermod: no changes
Nov 18 16:58:41.355 INFO [stderr]    Compiling generic-array v0.7.3
Nov 18 16:58:41.359 INFO [stderr]    Compiling pwhash v0.1.2
Nov 18 16:58:41.965 INFO [stderr]    Compiling digest v0.5.2
Nov 18 16:58:41.967 INFO [stderr]    Compiling crypto-mac v0.3.0
Nov 18 16:58:42.668 INFO [stderr]    Compiling blake2 v0.5.2
Nov 18 16:58:45.661 INFO [stderr]    Compiling cracker v0.1.0 (/source)
Nov 18 16:58:47.143 INFO [stderr] warning: unused import: `std::thread`
Nov 18 16:58:47.143 INFO [stderr]  --> src/lib.rs:6:5
Nov 18 16:58:47.143 INFO [stderr]   |
Nov 18 16:58:47.143 INFO [stderr] 6 | use std::thread;
Nov 18 16:58:47.143 INFO [stderr]   |     ^^^^^^^^^^^
Nov 18 16:58:47.143 INFO [stderr]   |
Nov 18 16:58:47.143 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 16:58:47.143 INFO [stderr] 
Nov 18 16:58:47.143 INFO [stderr] warning: unused imports: `Blake2b`, `Digest`
Nov 18 16:58:47.143 INFO [stderr]   --> src/lib.rs:15:14
Nov 18 16:58:47.143 INFO [stderr]    |
Nov 18 16:58:47.143 INFO [stderr] 15 | use blake2::{Blake2b, Digest};
Nov 18 16:58:47.147 INFO [stderr]    |              ^^^^^^^  ^^^^^^
Nov 18 16:58:47.147 INFO [stderr] 
Nov 18 16:58:47.205 INFO [stderr] warning: unused variable: `file`
Nov 18 16:58:47.205 INFO [stderr]   --> src/lib.rs:69:17
Nov 18 16:58:47.205 INFO [stderr]    |
Nov 18 16:58:47.205 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:47.205 INFO [stderr]    |                 ^^^^ help: consider using `_file` instead
Nov 18 16:58:47.205 INFO [stderr]    |
Nov 18 16:58:47.205 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 16:58:47.205 INFO [stderr] 
Nov 18 16:58:47.211 INFO [stderr] warning: variable does not need to be mutable
Nov 18 16:58:47.211 INFO [stderr]   --> src/lib.rs:69:13
Nov 18 16:58:47.211 INFO [stderr]    |
Nov 18 16:58:47.211 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:47.211 INFO [stderr]    |             ----^^^^
Nov 18 16:58:47.211 INFO [stderr]    |             |
Nov 18 16:58:47.211 INFO [stderr]    |             help: remove this `mut`
Nov 18 16:58:47.211 INFO [stderr]    |
Nov 18 16:58:47.211 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 16:58:47.211 INFO [stderr] 
Nov 18 16:58:47.220 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:58:47.220 INFO [stderr]    --> src/lib.rs:100:45
Nov 18 16:58:47.220 INFO [stderr]     |
Nov 18 16:58:47.220 INFO [stderr] 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Nov 18 16:58:47.220 INFO [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:58:47.220 INFO [stderr]     |
Nov 18 16:58:47.220 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 18 16:58:47.220 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:58:47.220 INFO [stderr] 
Nov 18 16:58:47.749 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
Nov 18 16:58:47.754 INFO [stderr] su: No module specific data is present
Nov 18 16:58:48.616 INFO running `"docker" "inspect" "6f85a134534939f5d41c9e09339674124d56580da0a7ce93826a9f5a3118cbd9"`
Nov 18 16:58:49.006 INFO running `"docker" "rm" "-f" "6f85a134534939f5d41c9e09339674124d56580da0a7ce93826a9f5a3118cbd9"`
Nov 18 16:58:49.383 INFO [stdout] 6f85a134534939f5d41c9e09339674124d56580da0a7ce93826a9f5a3118cbd9
Nov 18 16:58:49.388 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 18 16:58:49.877 INFO [stdout] 20382891846b7fd77612c01c8119e5b68145c529eb046da6bde1a1f9ccc6125d
Nov 18 16:58:49.881 INFO running `"docker" "start" "-a" "20382891846b7fd77612c01c8119e5b68145c529eb046da6bde1a1f9ccc6125d"`
Nov 18 16:58:51.655 INFO [stderr] usermod: no changes
Nov 18 16:58:51.791 INFO [stderr]    Compiling cracker v0.1.0 (/source)
Nov 18 16:58:53.371 INFO [stderr] warning: unused import: `std::thread`
Nov 18 16:58:53.372 INFO [stderr]  --> src/lib.rs:6:5
Nov 18 16:58:53.373 INFO [stderr]   |
Nov 18 16:58:53.374 INFO [stderr] 6 | use std::thread;
Nov 18 16:58:53.374 INFO [stderr]   |     ^^^^^^^^^^^
Nov 18 16:58:53.375 INFO [stderr]   |
Nov 18 16:58:53.376 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 16:58:53.376 INFO [stderr] 
Nov 18 16:58:53.377 INFO [stderr] warning: unused imports: `Blake2b`, `Digest`
Nov 18 16:58:53.378 INFO [stderr]   --> src/lib.rs:15:14
Nov 18 16:58:53.378 INFO [stderr]    |
Nov 18 16:58:53.379 INFO [stderr] 15 | use blake2::{Blake2b, Digest};
Nov 18 16:58:53.380 INFO [stderr]    |              ^^^^^^^  ^^^^^^
Nov 18 16:58:53.380 INFO [stderr] 
Nov 18 16:58:53.435 INFO [stderr] warning: unused variable: `file`
Nov 18 16:58:53.436 INFO [stderr]   --> src/lib.rs:69:17
Nov 18 16:58:53.437 INFO [stderr]    |
Nov 18 16:58:53.438 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:53.438 INFO [stderr]    |                 ^^^^ help: consider using `_file` instead
Nov 18 16:58:53.439 INFO [stderr]    |
Nov 18 16:58:53.440 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 16:58:53.440 INFO [stderr] 
Nov 18 16:58:53.441 INFO [stderr] warning: variable does not need to be mutable
Nov 18 16:58:53.442 INFO [stderr]   --> src/lib.rs:69:13
Nov 18 16:58:53.442 INFO [stderr]    |
Nov 18 16:58:53.443 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:53.444 INFO [stderr]    |             ----^^^^
Nov 18 16:58:53.444 INFO [stderr]    |             |
Nov 18 16:58:53.447 INFO [stderr]    |             help: remove this `mut`
Nov 18 16:58:53.447 INFO [stderr]    |
Nov 18 16:58:53.447 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 16:58:53.447 INFO [stderr] 
Nov 18 16:58:53.455 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:58:53.455 INFO [stderr]    --> src/lib.rs:100:45
Nov 18 16:58:53.455 INFO [stderr]     |
Nov 18 16:58:53.455 INFO [stderr] 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Nov 18 16:58:53.455 INFO [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:58:53.456 INFO [stderr]     |
Nov 18 16:58:53.456 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 18 16:58:53.456 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:58:53.456 INFO [stderr] 
Nov 18 16:58:53.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
Nov 18 16:58:53.981 INFO [stderr] su: No module specific data is present
Nov 18 16:58:55.270 INFO running `"docker" "inspect" "20382891846b7fd77612c01c8119e5b68145c529eb046da6bde1a1f9ccc6125d"`
Nov 18 16:58:55.569 INFO running `"docker" "rm" "-f" "20382891846b7fd77612c01c8119e5b68145c529eb046da6bde1a1f9ccc6125d"`
Nov 18 16:58:55.943 INFO [stdout] 20382891846b7fd77612c01c8119e5b68145c529eb046da6bde1a1f9ccc6125d