Nov 18 16:58:39.522 INFO testing cracker-0.1.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 16:58:39.522 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 16:58:39.743 INFO [stdout] 89fab6c329d0ec7f6eddcadf0a3b4a17a9e7fc1b712da5393b4f50a0b3e2b35a
Nov 18 16:58:39.745 INFO running `"docker" "start" "-a" "89fab6c329d0ec7f6eddcadf0a3b4a17a9e7fc1b712da5393b4f50a0b3e2b35a"`
Nov 18 16:58:40.672 INFO [stderr] usermod: no changes
Nov 18 16:58:40.796 INFO [stderr]    Compiling jobsteal v0.5.1
Nov 18 16:58:40.797 INFO [stderr]    Compiling pwhash v0.1.2
Nov 18 16:58:40.803 INFO [stderr]    Compiling blake2 v0.5.2
Nov 18 16:58:45.785 INFO [stderr]    Compiling cracker v0.1.0 (/source)
Nov 18 16:58:47.025 INFO [stderr] warning: unused import: `std::thread`
Nov 18 16:58:47.026 INFO [stderr]  --> src/lib.rs:6:5
Nov 18 16:58:47.027 INFO [stderr]   |
Nov 18 16:58:47.027 INFO [stderr] 6 | use std::thread;
Nov 18 16:58:47.028 INFO [stderr]   |     ^^^^^^^^^^^
Nov 18 16:58:47.029 INFO [stderr]   |
Nov 18 16:58:47.029 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 16:58:47.030 INFO [stderr] 
Nov 18 16:58:47.030 INFO [stderr] warning: unused imports: `Blake2b`, `Digest`
Nov 18 16:58:47.031 INFO [stderr]   --> src/lib.rs:15:14
Nov 18 16:58:47.032 INFO [stderr]    |
Nov 18 16:58:47.032 INFO [stderr] 15 | use blake2::{Blake2b, Digest};
Nov 18 16:58:47.033 INFO [stderr]    |              ^^^^^^^  ^^^^^^
Nov 18 16:58:47.033 INFO [stderr] 
Nov 18 16:58:47.095 INFO [stderr] warning: unused variable: `file`
Nov 18 16:58:47.096 INFO [stderr]   --> src/lib.rs:69:17
Nov 18 16:58:47.097 INFO [stderr]    |
Nov 18 16:58:47.097 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:47.098 INFO [stderr]    |                 ^^^^ help: consider using `_file` instead
Nov 18 16:58:47.099 INFO [stderr]    |
Nov 18 16:58:47.099 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 16:58:47.100 INFO [stderr] 
Nov 18 16:58:47.109 INFO [stderr] warning: variable does not need to be mutable
Nov 18 16:58:47.110 INFO [stderr]   --> src/lib.rs:69:13
Nov 18 16:58:47.111 INFO [stderr]    |
Nov 18 16:58:47.111 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:47.112 INFO [stderr]    |             ----^^^^
Nov 18 16:58:47.113 INFO [stderr]    |             |
Nov 18 16:58:47.113 INFO [stderr]    |             help: remove this `mut`
Nov 18 16:58:47.114 INFO [stderr]    |
Nov 18 16:58:47.115 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 16:58:47.115 INFO [stderr] 
Nov 18 16:58:47.116 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:58:47.117 INFO [stderr]    --> src/lib.rs:100:45
Nov 18 16:58:47.117 INFO [stderr]     |
Nov 18 16:58:47.118 INFO [stderr] 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Nov 18 16:58:47.118 INFO [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:58:47.118 INFO [stderr]     |
Nov 18 16:58:47.119 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 18 16:58:47.120 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:58:47.120 INFO [stderr] 
Nov 18 16:58:47.759 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.07s
Nov 18 16:58:47.764 INFO [stderr] su: No module specific data is present
Nov 18 16:58:48.772 INFO running `"docker" "inspect" "89fab6c329d0ec7f6eddcadf0a3b4a17a9e7fc1b712da5393b4f50a0b3e2b35a"`
Nov 18 16:58:49.097 INFO running `"docker" "rm" "-f" "89fab6c329d0ec7f6eddcadf0a3b4a17a9e7fc1b712da5393b4f50a0b3e2b35a"`
Nov 18 16:58:49.374 INFO [stdout] 89fab6c329d0ec7f6eddcadf0a3b4a17a9e7fc1b712da5393b4f50a0b3e2b35a
Nov 18 16:58:49.378 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 16:58:49.835 INFO [stdout] b13f2b11abb61a0c924088676d96031ab6187969ca5d6a0157a8915ff93b5d45
Nov 18 16:58:49.837 INFO running `"docker" "start" "-a" "b13f2b11abb61a0c924088676d96031ab6187969ca5d6a0157a8915ff93b5d45"`
Nov 18 16:58:52.103 INFO [stderr] usermod: no changes
Nov 18 16:58:52.255 INFO [stderr]    Compiling cracker v0.1.0 (/source)
Nov 18 16:58:53.644 INFO [stderr] warning: unused import: `std::thread`
Nov 18 16:58:53.644 INFO [stderr]  --> src/lib.rs:6:5
Nov 18 16:58:53.644 INFO [stderr]   |
Nov 18 16:58:53.644 INFO [stderr] 6 | use std::thread;
Nov 18 16:58:53.644 INFO [stderr]   |     ^^^^^^^^^^^
Nov 18 16:58:53.644 INFO [stderr]   |
Nov 18 16:58:53.644 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 16:58:53.644 INFO [stderr] 
Nov 18 16:58:53.644 INFO [stderr] warning: unused imports: `Blake2b`, `Digest`
Nov 18 16:58:53.644 INFO [stderr]   --> src/lib.rs:15:14
Nov 18 16:58:53.644 INFO [stderr]    |
Nov 18 16:58:53.644 INFO [stderr] 15 | use blake2::{Blake2b, Digest};
Nov 18 16:58:53.644 INFO [stderr]    |              ^^^^^^^  ^^^^^^
Nov 18 16:58:53.644 INFO [stderr] 
Nov 18 16:58:53.707 INFO [stderr] warning: unused variable: `file`
Nov 18 16:58:53.707 INFO [stderr]   --> src/lib.rs:69:17
Nov 18 16:58:53.707 INFO [stderr]    |
Nov 18 16:58:53.707 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:53.707 INFO [stderr]    |                 ^^^^ help: consider using `_file` instead
Nov 18 16:58:53.707 INFO [stderr]    |
Nov 18 16:58:53.707 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 16:58:53.707 INFO [stderr] 
Nov 18 16:58:53.713 INFO [stderr] warning: variable does not need to be mutable
Nov 18 16:58:53.713 INFO [stderr]   --> src/lib.rs:69:13
Nov 18 16:58:53.713 INFO [stderr]    |
Nov 18 16:58:53.713 INFO [stderr] 69 |         let mut file = OpenOptions::new()
Nov 18 16:58:53.713 INFO [stderr]    |             ----^^^^
Nov 18 16:58:53.713 INFO [stderr]    |             |
Nov 18 16:58:53.713 INFO [stderr]    |             help: remove this `mut`
Nov 18 16:58:53.713 INFO [stderr]    |
Nov 18 16:58:53.713 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 16:58:53.713 INFO [stderr] 
Nov 18 16:58:53.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:58:53.721 INFO [stderr]    --> src/lib.rs:100:45
Nov 18 16:58:53.721 INFO [stderr]     |
Nov 18 16:58:53.721 INFO [stderr] 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Nov 18 16:58:53.721 INFO [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:58:53.721 INFO [stderr]     |
Nov 18 16:58:53.721 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 18 16:58:53.722 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:58:53.722 INFO [stderr] 
Nov 18 16:58:54.044 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Nov 18 16:58:54.048 INFO [stderr] su: No module specific data is present
Nov 18 16:58:55.278 INFO running `"docker" "inspect" "b13f2b11abb61a0c924088676d96031ab6187969ca5d6a0157a8915ff93b5d45"`
Nov 18 16:58:55.495 INFO running `"docker" "rm" "-f" "b13f2b11abb61a0c924088676d96031ab6187969ca5d6a0157a8915ff93b5d45"`
Nov 18 16:58:55.895 INFO [stdout] b13f2b11abb61a0c924088676d96031ab6187969ca5d6a0157a8915ff93b5d45