Nov 17 06:35:13.355 INFO testing christiansakai/toy_blockchain_rust against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 06:35:13.355 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 17 06:35:13.763 INFO [stdout] 65752da8225b55c16591134509f31512c5ea7c33e5c35ebdc2ff06f3b054835d
Nov 17 06:35:13.769 INFO running `"docker" "start" "-a" "65752da8225b55c16591134509f31512c5ea7c33e5c35ebdc2ff06f3b054835d"`
Nov 17 06:35:15.127 INFO [stderr] usermod: no changes
Nov 17 06:35:15.254 INFO [stderr]    Compiling toy_blockchain v0.1.0 (/source)
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:16:5
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 16 |     io::stdout().flush();
Nov 17 06:35:16.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:17:5
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_address);
Nov 17 06:35:16.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:19:5
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 19 |     io::stdout().flush();
Nov 17 06:35:16.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:20:5
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 20 |     io::stdin().read_line(&mut difficulty);
Nov 17 06:35:16.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:38:9
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 38 |         io::stdout().flush();
Nov 17 06:35:16.400 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:41:9
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 17 06:35:16.400 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:57:17
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 57 |                 io::stdout().flush();
Nov 17 06:35:16.400 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.400 INFO [stderr]   --> src/main.rs:58:17
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr] 58 |                 io::stdin().read_line(&mut sender);
Nov 17 06:35:16.400 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.400 INFO [stderr]    |
Nov 17 06:35:16.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.400 INFO [stderr] 
Nov 17 06:35:16.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.401 INFO [stderr]   --> src/main.rs:60:17
Nov 17 06:35:16.401 INFO [stderr]    |
Nov 17 06:35:16.402 INFO [stderr] 60 |                 io::stdout().flush();
Nov 17 06:35:16.402 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]   --> src/main.rs:61:17
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr] 61 |                 io::stdin().read_line(&mut receiver);
Nov 17 06:35:16.403 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]   --> src/main.rs:63:17
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr] 63 |                 io::stdout().flush();
Nov 17 06:35:16.403 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]   --> src/main.rs:64:17
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 17 06:35:16.403 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]   --> src/main.rs:90:17
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr] 90 |                 io::stdout().flush();
Nov 17 06:35:16.403 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]   --> src/main.rs:91:17
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr] 91 |                 io::stdin().read_line(&mut new_difficulty);
Nov 17 06:35:16.403 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]    |
Nov 17 06:35:16.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]    --> src/main.rs:105:17
Nov 17 06:35:16.403 INFO [stderr]     |
Nov 17 06:35:16.403 INFO [stderr] 105 |                 io::stdout().flush();
Nov 17 06:35:16.403 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]     |
Nov 17 06:35:16.403 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:16.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:16.403 INFO [stderr]    --> src/main.rs:106:17
Nov 17 06:35:16.403 INFO [stderr]     |
Nov 17 06:35:16.403 INFO [stderr] 106 |                 io::stdin().read_line(&mut new_reward);
Nov 17 06:35:16.403 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:16.403 INFO [stderr]     |
Nov 17 06:35:16.403 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:16.403 INFO [stderr] 
Nov 17 06:35:17.447 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Nov 17 06:35:17.447 INFO [stderr] su: No module specific data is present
Nov 17 06:35:17.945 INFO running `"docker" "inspect" "65752da8225b55c16591134509f31512c5ea7c33e5c35ebdc2ff06f3b054835d"`
Nov 17 06:35:18.221 INFO running `"docker" "rm" "-f" "65752da8225b55c16591134509f31512c5ea7c33e5c35ebdc2ff06f3b054835d"`
Nov 17 06:35:18.495 INFO [stdout] 65752da8225b55c16591134509f31512c5ea7c33e5c35ebdc2ff06f3b054835d
Nov 17 06:35:18.499 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 17 06:35:18.935 INFO [stdout] a005aa4ccb17dc249c56dac93a76be0caaf631ef9bcaaa9dc0be75ebea0aa258
Nov 17 06:35:18.938 INFO running `"docker" "start" "-a" "a005aa4ccb17dc249c56dac93a76be0caaf631ef9bcaaa9dc0be75ebea0aa258"`
Nov 17 06:35:20.431 INFO [stderr] usermod: no changes
Nov 17 06:35:20.543 INFO [stderr]    Compiling toy_blockchain v0.1.0 (/source)
Nov 17 06:35:21.532 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.532 INFO [stderr]   --> src/main.rs:16:5
Nov 17 06:35:21.533 INFO [stderr]    |
Nov 17 06:35:21.533 INFO [stderr] 16 |     io::stdout().flush();
Nov 17 06:35:21.533 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.533 INFO [stderr]    |
Nov 17 06:35:21.534 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 06:35:21.534 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.535 INFO [stderr] 
Nov 17 06:35:21.535 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.535 INFO [stderr]   --> src/main.rs:17:5
Nov 17 06:35:21.535 INFO [stderr]    |
Nov 17 06:35:21.536 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_address);
Nov 17 06:35:21.536 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.536 INFO [stderr]    |
Nov 17 06:35:21.537 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.537 INFO [stderr] 
Nov 17 06:35:21.537 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.538 INFO [stderr]   --> src/main.rs:19:5
Nov 17 06:35:21.538 INFO [stderr]    |
Nov 17 06:35:21.538 INFO [stderr] 19 |     io::stdout().flush();
Nov 17 06:35:21.538 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.539 INFO [stderr]    |
Nov 17 06:35:21.539 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.539 INFO [stderr] 
Nov 17 06:35:21.540 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.540 INFO [stderr]   --> src/main.rs:20:5
Nov 17 06:35:21.540 INFO [stderr]    |
Nov 17 06:35:21.541 INFO [stderr] 20 |     io::stdin().read_line(&mut difficulty);
Nov 17 06:35:21.541 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.541 INFO [stderr]    |
Nov 17 06:35:21.542 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.542 INFO [stderr] 
Nov 17 06:35:21.542 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.542 INFO [stderr]   --> src/main.rs:38:9
Nov 17 06:35:21.543 INFO [stderr]    |
Nov 17 06:35:21.543 INFO [stderr] 38 |         io::stdout().flush();
Nov 17 06:35:21.543 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.544 INFO [stderr]    |
Nov 17 06:35:21.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.544 INFO [stderr] 
Nov 17 06:35:21.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.545 INFO [stderr]   --> src/main.rs:41:9
Nov 17 06:35:21.545 INFO [stderr]    |
Nov 17 06:35:21.545 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 17 06:35:21.546 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.546 INFO [stderr]    |
Nov 17 06:35:21.546 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.547 INFO [stderr] 
Nov 17 06:35:21.547 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.547 INFO [stderr]   --> src/main.rs:57:17
Nov 17 06:35:21.548 INFO [stderr]    |
Nov 17 06:35:21.548 INFO [stderr] 57 |                 io::stdout().flush();
Nov 17 06:35:21.548 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.548 INFO [stderr]    |
Nov 17 06:35:21.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.549 INFO [stderr] 
Nov 17 06:35:21.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.550 INFO [stderr]   --> src/main.rs:58:17
Nov 17 06:35:21.550 INFO [stderr]    |
Nov 17 06:35:21.550 INFO [stderr] 58 |                 io::stdin().read_line(&mut sender);
Nov 17 06:35:21.551 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.551 INFO [stderr]    |
Nov 17 06:35:21.551 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.551 INFO [stderr] 
Nov 17 06:35:21.552 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.552 INFO [stderr]   --> src/main.rs:60:17
Nov 17 06:35:21.552 INFO [stderr]    |
Nov 17 06:35:21.553 INFO [stderr] 60 |                 io::stdout().flush();
Nov 17 06:35:21.553 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.553 INFO [stderr]    |
Nov 17 06:35:21.554 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.554 INFO [stderr] 
Nov 17 06:35:21.554 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.557 INFO [stderr]   --> src/main.rs:61:17
Nov 17 06:35:21.557 INFO [stderr]    |
Nov 17 06:35:21.557 INFO [stderr] 61 |                 io::stdin().read_line(&mut receiver);
Nov 17 06:35:21.558 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.558 INFO [stderr]    |
Nov 17 06:35:21.558 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.558 INFO [stderr] 
Nov 17 06:35:21.559 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.559 INFO [stderr]   --> src/main.rs:63:17
Nov 17 06:35:21.559 INFO [stderr]    |
Nov 17 06:35:21.560 INFO [stderr] 63 |                 io::stdout().flush();
Nov 17 06:35:21.560 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.560 INFO [stderr]    |
Nov 17 06:35:21.560 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.561 INFO [stderr] 
Nov 17 06:35:21.561 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.561 INFO [stderr]   --> src/main.rs:64:17
Nov 17 06:35:21.561 INFO [stderr]    |
Nov 17 06:35:21.562 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 17 06:35:21.562 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.562 INFO [stderr]    |
Nov 17 06:35:21.562 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.563 INFO [stderr] 
Nov 17 06:35:21.563 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.563 INFO [stderr]   --> src/main.rs:90:17
Nov 17 06:35:21.564 INFO [stderr]    |
Nov 17 06:35:21.564 INFO [stderr] 90 |                 io::stdout().flush();
Nov 17 06:35:21.564 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.564 INFO [stderr]    |
Nov 17 06:35:21.565 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.565 INFO [stderr] 
Nov 17 06:35:21.565 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.566 INFO [stderr]   --> src/main.rs:91:17
Nov 17 06:35:21.566 INFO [stderr]    |
Nov 17 06:35:21.566 INFO [stderr] 91 |                 io::stdin().read_line(&mut new_difficulty);
Nov 17 06:35:21.567 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.567 INFO [stderr]    |
Nov 17 06:35:21.567 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.567 INFO [stderr] 
Nov 17 06:35:21.567 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.567 INFO [stderr]    --> src/main.rs:105:17
Nov 17 06:35:21.567 INFO [stderr]     |
Nov 17 06:35:21.567 INFO [stderr] 105 |                 io::stdout().flush();
Nov 17 06:35:21.567 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.567 INFO [stderr]     |
Nov 17 06:35:21.567 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.567 INFO [stderr] 
Nov 17 06:35:21.567 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 06:35:21.567 INFO [stderr]    --> src/main.rs:106:17
Nov 17 06:35:21.567 INFO [stderr]     |
Nov 17 06:35:21.567 INFO [stderr] 106 |                 io::stdin().read_line(&mut new_reward);
Nov 17 06:35:21.567 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:35:21.567 INFO [stderr]     |
Nov 17 06:35:21.567 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 06:35:21.567 INFO [stderr] 
Nov 17 06:35:21.839 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Nov 17 06:35:21.847 INFO [stderr] su: No module specific data is present
Nov 17 06:35:22.617 INFO running `"docker" "inspect" "a005aa4ccb17dc249c56dac93a76be0caaf631ef9bcaaa9dc0be75ebea0aa258"`
Nov 17 06:35:22.971 INFO running `"docker" "rm" "-f" "a005aa4ccb17dc249c56dac93a76be0caaf631ef9bcaaa9dc0be75ebea0aa258"`
Nov 17 06:35:23.275 INFO [stdout] a005aa4ccb17dc249c56dac93a76be0caaf631ef9bcaaa9dc0be75ebea0aa258
Nov 17 06:35:23.278 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" "-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 06:35:23.731 INFO [stdout] b583bcfddee567af3f8d084a275c9557625ea650bb69c58bb250f41f5955d1c3
Nov 17 06:35:23.735 INFO running `"docker" "start" "-a" "b583bcfddee567af3f8d084a275c9557625ea650bb69c58bb250f41f5955d1c3"`
Nov 17 06:35:24.874 INFO [stderr] usermod: no changes
Nov 17 06:35:24.973 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Nov 17 06:35:24.987 INFO [stderr]      Running /target/debug/deps/toy_blockchain-e68d5d40a3dc533e
Nov 17 06:35:24.994 INFO [stdout] 
Nov 17 06:35:24.994 INFO [stdout] running 0 tests
Nov 17 06:35:24.994 INFO [stdout] 
Nov 17 06:35:24.994 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 06:35:24.994 INFO [stdout] 
Nov 17 06:35:25.000 INFO [stderr] su: No module specific data is present
Nov 17 06:35:26.077 INFO running `"docker" "inspect" "b583bcfddee567af3f8d084a275c9557625ea650bb69c58bb250f41f5955d1c3"`
Nov 17 06:35:26.371 INFO running `"docker" "rm" "-f" "b583bcfddee567af3f8d084a275c9557625ea650bb69c58bb250f41f5955d1c3"`
Nov 17 06:35:26.763 INFO [stdout] b583bcfddee567af3f8d084a275c9557625ea650bb69c58bb250f41f5955d1c3