Nov 17 09:06:10.777 INFO testing arjanvaneersel/rust-blockchain against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 09:06:10.777 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 17 09:06:11.384 INFO [stdout] 402826bad0f1ad779f08daa872f1e6fe53f4c0541f114261553924c4c5eebb07
Nov 17 09:06:11.387 INFO running `"docker" "start" "-a" "402826bad0f1ad779f08daa872f1e6fe53f4c0541f114261553924c4c5eebb07"`
Nov 17 09:06:12.856 INFO [stderr] usermod: no changes
Nov 17 09:06:13.011 INFO [stderr]    Compiling bfs v0.1.0 (/source)
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:17:5
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 17 |     io::stdout().flush();
Nov 17 09:06:14.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:18:5
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 18 |     io::stdin().read_line(&mut miner_addr);
Nov 17 09:06:14.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:21:5
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 21 |     io::stdout().flush();
Nov 17 09:06:14.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:22:5
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Nov 17 09:06:14.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:36:9
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 36 |         io::stdout().flush();
Nov 17 09:06:14.236 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:38:9
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 38 |         io::stdin().read_line(&mut choice);
Nov 17 09:06:14.236 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:52:17
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 52 |                 io::stdout().flush();
Nov 17 09:06:14.236 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:53:17
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 53 |                 io::stdin().read_line(&mut sender);
Nov 17 09:06:14.236 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.236 INFO [stderr] 
Nov 17 09:06:14.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.236 INFO [stderr]   --> src/main.rs:56:17
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr] 56 |                 io::stdout().flush();
Nov 17 09:06:14.236 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.236 INFO [stderr]    |
Nov 17 09:06:14.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:57:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 57 |                 io::stdin().read_line(&mut receiver);
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:60:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 60 |                 io::stdout().flush();
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:61:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 61 |                 io::stdin().read_line(&mut amount);
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:80:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 80 |                 io::stdout().flush();
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:81:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 81 |                 io::stdin().read_line(&mut new_diff);
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:93:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 93 |                 io::stdout().flush();
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:14.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:14.237 INFO [stderr]   --> src/main.rs:94:17
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr] 94 |                 io::stdin().read_line(&mut new_reward);
Nov 17 09:06:14.237 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:14.237 INFO [stderr]    |
Nov 17 09:06:14.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:14.237 INFO [stderr] 
Nov 17 09:06:15.555 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
Nov 17 09:06:15.561 INFO [stderr] su: No module specific data is present
Nov 17 09:06:16.335 INFO running `"docker" "inspect" "402826bad0f1ad779f08daa872f1e6fe53f4c0541f114261553924c4c5eebb07"`
Nov 17 09:06:16.625 INFO running `"docker" "rm" "-f" "402826bad0f1ad779f08daa872f1e6fe53f4c0541f114261553924c4c5eebb07"`
Nov 17 09:06:16.889 INFO [stdout] 402826bad0f1ad779f08daa872f1e6fe53f4c0541f114261553924c4c5eebb07
Nov 17 09:06:16.893 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 17 09:06:17.393 INFO [stdout] 74397b452cf8244353e4b89c6aca7edbc9c06cd152f359926fcbcc5f9a7841c4
Nov 17 09:06:17.395 INFO running `"docker" "start" "-a" "74397b452cf8244353e4b89c6aca7edbc9c06cd152f359926fcbcc5f9a7841c4"`
Nov 17 09:06:18.482 INFO [stderr] usermod: no changes
Nov 17 09:06:18.699 INFO [stderr]    Compiling bfs v0.1.0 (/source)
Nov 17 09:06:19.759 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.759 INFO [stderr]   --> src/main.rs:17:5
Nov 17 09:06:19.759 INFO [stderr]    |
Nov 17 09:06:19.759 INFO [stderr] 17 |     io::stdout().flush();
Nov 17 09:06:19.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.759 INFO [stderr]    |
Nov 17 09:06:19.759 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 09:06:19.759 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.759 INFO [stderr] 
Nov 17 09:06:19.759 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.759 INFO [stderr]   --> src/main.rs:18:5
Nov 17 09:06:19.759 INFO [stderr]    |
Nov 17 09:06:19.759 INFO [stderr] 18 |     io::stdin().read_line(&mut miner_addr);
Nov 17 09:06:19.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.759 INFO [stderr]    |
Nov 17 09:06:19.762 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:21:5
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 21 |     io::stdout().flush();
Nov 17 09:06:19.763 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:22:5
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Nov 17 09:06:19.763 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:36:9
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 36 |         io::stdout().flush();
Nov 17 09:06:19.763 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:38:9
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 38 |         io::stdin().read_line(&mut choice);
Nov 17 09:06:19.763 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:52:17
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 52 |                 io::stdout().flush();
Nov 17 09:06:19.763 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:53:17
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 53 |                 io::stdin().read_line(&mut sender);
Nov 17 09:06:19.763 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:56:17
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 56 |                 io::stdout().flush();
Nov 17 09:06:19.763 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:57:17
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 57 |                 io::stdin().read_line(&mut receiver);
Nov 17 09:06:19.763 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:60:17
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 60 |                 io::stdout().flush();
Nov 17 09:06:19.763 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.763 INFO [stderr] 
Nov 17 09:06:19.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.763 INFO [stderr]   --> src/main.rs:61:17
Nov 17 09:06:19.763 INFO [stderr]    |
Nov 17 09:06:19.763 INFO [stderr] 61 |                 io::stdin().read_line(&mut amount);
Nov 17 09:06:19.763 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.764 INFO [stderr] 
Nov 17 09:06:19.764 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.764 INFO [stderr]   --> src/main.rs:80:17
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr] 80 |                 io::stdout().flush();
Nov 17 09:06:19.764 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.764 INFO [stderr] 
Nov 17 09:06:19.764 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.764 INFO [stderr]   --> src/main.rs:81:17
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr] 81 |                 io::stdin().read_line(&mut new_diff);
Nov 17 09:06:19.764 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.764 INFO [stderr] 
Nov 17 09:06:19.764 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.764 INFO [stderr]   --> src/main.rs:93:17
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr] 93 |                 io::stdout().flush();
Nov 17 09:06:19.764 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.764 INFO [stderr] 
Nov 17 09:06:19.764 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 09:06:19.764 INFO [stderr]   --> src/main.rs:94:17
Nov 17 09:06:19.764 INFO [stderr]    |
Nov 17 09:06:19.764 INFO [stderr] 94 |                 io::stdin().read_line(&mut new_reward);
Nov 17 09:06:19.764 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 09:06:19.770 INFO [stderr]    |
Nov 17 09:06:19.771 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 09:06:19.771 INFO [stderr] 
Nov 17 09:06:20.062 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Nov 17 09:06:20.063 INFO [stderr] su: No module specific data is present
Nov 17 09:06:21.295 INFO running `"docker" "inspect" "74397b452cf8244353e4b89c6aca7edbc9c06cd152f359926fcbcc5f9a7841c4"`
Nov 17 09:06:21.619 INFO running `"docker" "rm" "-f" "74397b452cf8244353e4b89c6aca7edbc9c06cd152f359926fcbcc5f9a7841c4"`
Nov 17 09:06:21.927 INFO [stdout] 74397b452cf8244353e4b89c6aca7edbc9c06cd152f359926fcbcc5f9a7841c4
Nov 17 09:06:21.931 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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" "-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 17 09:06:22.460 INFO [stdout] 95ee25c76b4b0f98c2b7fe94d598b39be917b0699fb18b7effc8ff3d7de5defa
Nov 17 09:06:22.462 INFO running `"docker" "start" "-a" "95ee25c76b4b0f98c2b7fe94d598b39be917b0699fb18b7effc8ff3d7de5defa"`
Nov 17 09:06:23.803 INFO [stderr] usermod: no changes
Nov 17 09:06:23.943 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Nov 17 09:06:23.943 INFO [stderr]      Running /target/debug/deps/bfs-e2235d5d5cb160de
Nov 17 09:06:23.943 INFO [stdout] 
Nov 17 09:06:23.943 INFO [stdout] running 0 tests
Nov 17 09:06:23.943 INFO [stdout] 
Nov 17 09:06:23.943 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 09:06:23.943 INFO [stdout] 
Nov 17 09:06:23.947 INFO [stderr] su: No module specific data is present
Nov 17 09:06:24.711 INFO running `"docker" "inspect" "95ee25c76b4b0f98c2b7fe94d598b39be917b0699fb18b7effc8ff3d7de5defa"`
Nov 17 09:06:25.065 INFO running `"docker" "rm" "-f" "95ee25c76b4b0f98c2b7fe94d598b39be917b0699fb18b7effc8ff3d7de5defa"`
Nov 17 09:06:25.353 INFO [stdout] 95ee25c76b4b0f98c2b7fe94d598b39be917b0699fb18b7effc8ff3d7de5defa