Dec 04 06:31:45.176 INFO checking yogesum/blockchain-rs against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 06:31:45.176 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 06:31:45.764 INFO [stdout] a85f5ee42c5c101463cc7321410aac70c5fc4d60b6c0d49be2c310859b912860
Dec 04 06:31:45.771 INFO running `"docker" "start" "-a" "a85f5ee42c5c101463cc7321410aac70c5fc4d60b6c0d49be2c310859b912860"`
Dec 04 06:31:47.027 INFO [stderr] usermod: no changes
Dec 04 06:31:47.155 INFO [stderr]    Compiling typenum v1.10.0
Dec 04 06:31:47.155 INFO [stderr]     Checking arrayref v0.3.4
Dec 04 06:31:47.155 INFO [stderr]     Checking byte-tools v0.2.0
Dec 04 06:31:47.155 INFO [stderr]     Checking num-traits v0.2.2
Dec 04 06:31:47.155 INFO [stderr]     Checking serde v1.0.37
Dec 04 06:31:47.159 INFO [stderr]     Checking fake-simd v0.1.2
Dec 04 06:31:47.159 INFO [stderr]    Compiling proc-macro2 v0.3.1
Dec 04 06:31:48.791 INFO [stderr]     Checking block-buffer v0.3.3
Dec 04 06:31:54.199 INFO [stderr]    Compiling quote v0.5.1
Dec 04 06:31:55.383 INFO [stderr]     Checking generic-array v0.9.0
Dec 04 06:31:55.455 INFO [stderr]    Compiling syn v0.13.1
Dec 04 06:31:56.543 INFO [stderr]     Checking digest v0.7.2
Dec 04 06:31:56.975 INFO [stderr]     Checking sha2 v0.7.0
Dec 04 06:32:09.479 INFO [stderr]    Compiling serde_derive_internals v0.23.0
Dec 04 06:32:12.391 INFO [stderr]     Checking serde_json v1.0.13
Dec 04 06:32:14.959 INFO [stderr]    Compiling serde_derive v1.0.37
Dec 04 06:32:26.354 INFO [stderr]     Checking blockchain-rs v0.1.0 (/source)
Dec 04 06:32:27.260 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.260 INFO [stderr]   --> src/main.rs:16:5
Dec 04 06:32:27.260 INFO [stderr]    |
Dec 04 06:32:27.260 INFO [stderr] 16 |     io::stdout().flush();
Dec 04 06:32:27.260 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.260 INFO [stderr]    |
Dec 04 06:32:27.260 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 06:32:27.260 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.260 INFO [stderr] 
Dec 04 06:32:27.261 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.261 INFO [stderr]   --> src/main.rs:17:5
Dec 04 06:32:27.262 INFO [stderr]    |
Dec 04 06:32:27.263 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Dec 04 06:32:27.263 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.263 INFO [stderr]    |
Dec 04 06:32:27.263 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.263 INFO [stderr] 
Dec 04 06:32:27.263 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.263 INFO [stderr]   --> src/main.rs:20:5
Dec 04 06:32:27.263 INFO [stderr]    |
Dec 04 06:32:27.263 INFO [stderr] 20 |     io::stdout().flush();
Dec 04 06:32:27.263 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.266 INFO [stderr]    |
Dec 04 06:32:27.267 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.267 INFO [stderr] 
Dec 04 06:32:27.267 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.267 INFO [stderr]   --> src/main.rs:21:5
Dec 04 06:32:27.267 INFO [stderr]    |
Dec 04 06:32:27.267 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Dec 04 06:32:27.267 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.267 INFO [stderr]    |
Dec 04 06:32:27.267 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.267 INFO [stderr] 
Dec 04 06:32:27.267 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.267 INFO [stderr]   --> src/main.rs:38:9
Dec 04 06:32:27.267 INFO [stderr]    |
Dec 04 06:32:27.267 INFO [stderr] 38 |         io::stdout().flush();
Dec 04 06:32:27.267 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.267 INFO [stderr]    |
Dec 04 06:32:27.275 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.275 INFO [stderr] 
Dec 04 06:32:27.275 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.275 INFO [stderr]   --> src/main.rs:41:9
Dec 04 06:32:27.275 INFO [stderr]    |
Dec 04 06:32:27.275 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Dec 04 06:32:27.275 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.275 INFO [stderr]    |
Dec 04 06:32:27.275 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.275 INFO [stderr] 
Dec 04 06:32:27.275 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.275 INFO [stderr]   --> src/main.rs:55:17
Dec 04 06:32:27.275 INFO [stderr]    |
Dec 04 06:32:27.275 INFO [stderr] 55 |                 io::stdout().flush();
Dec 04 06:32:27.275 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.275 INFO [stderr]    |
Dec 04 06:32:27.275 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.275 INFO [stderr] 
Dec 04 06:32:27.275 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.275 INFO [stderr]   --> src/main.rs:56:17
Dec 04 06:32:27.275 INFO [stderr]    |
Dec 04 06:32:27.275 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Dec 04 06:32:27.279 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.279 INFO [stderr]    |
Dec 04 06:32:27.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.279 INFO [stderr] 
Dec 04 06:32:27.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.279 INFO [stderr]   --> src/main.rs:59:17
Dec 04 06:32:27.279 INFO [stderr]    |
Dec 04 06:32:27.279 INFO [stderr] 59 |                 io::stdout().flush();
Dec 04 06:32:27.279 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.279 INFO [stderr]    |
Dec 04 06:32:27.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.279 INFO [stderr] 
Dec 04 06:32:27.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.279 INFO [stderr]   --> src/main.rs:60:17
Dec 04 06:32:27.279 INFO [stderr]    |
Dec 04 06:32:27.279 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Dec 04 06:32:27.279 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.279 INFO [stderr]    |
Dec 04 06:32:27.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.279 INFO [stderr]   --> src/main.rs:16:5
Dec 04 06:32:27.279 INFO [stderr]    |
Dec 04 06:32:27.279 INFO [stderr] 16 |     io::stdout().flush();
Dec 04 06:32:27.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.280 INFO [stderr] 
Dec 04 06:32:27.280 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.280 INFO [stderr]   --> src/main.rs:63:17
Dec 04 06:32:27.280 INFO [stderr]    |
Dec 04 06:32:27.280 INFO [stderr] 63 |                 io::stdout().flush();
Dec 04 06:32:27.280 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.280 INFO [stderr]    |
Dec 04 06:32:27.280 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.280 INFO [stderr] 
Dec 04 06:32:27.280 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.280 INFO [stderr]   --> src/main.rs:64:17
Dec 04 06:32:27.280 INFO [stderr]    |
Dec 04 06:32:27.280 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Dec 04 06:32:27.280 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.280 INFO [stderr]    |
Dec 04 06:32:27.280 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.280 INFO [stderr] 
Dec 04 06:32:27.280 INFO [stderr]    |
Dec 04 06:32:27.280 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 06:32:27.280 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.280 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.280 INFO [stderr] 
Dec 04 06:32:27.281 INFO [stderr]   --> src/main.rs:89:17
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr] 89 |                 io::stdout().flush();
Dec 04 06:32:27.281 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.281 INFO [stderr] 
Dec 04 06:32:27.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.281 INFO [stderr]   --> src/main.rs:90:17
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Dec 04 06:32:27.281 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.281 INFO [stderr] 
Dec 04 06:32:27.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.281 INFO [stderr]    --> src/main.rs:101:17
Dec 04 06:32:27.281 INFO [stderr]     |
Dec 04 06:32:27.281 INFO [stderr] 101 |                 io::stdout().flush();
Dec 04 06:32:27.281 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.281 INFO [stderr]   --> src/main.rs:17:5
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Dec 04 06:32:27.281 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.281 INFO [stderr]     |
Dec 04 06:32:27.281 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.281 INFO [stderr] 
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.281 INFO [stderr] 
Dec 04 06:32:27.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.281 INFO [stderr]   --> src/main.rs:20:5
Dec 04 06:32:27.281 INFO [stderr]    |
Dec 04 06:32:27.281 INFO [stderr] 20 |     io::stdout().flush();
Dec 04 06:32:27.281 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.282 INFO [stderr] 
Dec 04 06:32:27.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.282 INFO [stderr]   --> src/main.rs:21:5
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Dec 04 06:32:27.282 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.282 INFO [stderr] 
Dec 04 06:32:27.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.282 INFO [stderr]   --> src/main.rs:38:9
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr] 38 |         io::stdout().flush();
Dec 04 06:32:27.282 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.282 INFO [stderr] 
Dec 04 06:32:27.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.282 INFO [stderr]   --> src/main.rs:41:9
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Dec 04 06:32:27.282 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.282 INFO [stderr]    |
Dec 04 06:32:27.282 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.283 INFO [stderr] 
Dec 04 06:32:27.283 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.283 INFO [stderr]   --> src/main.rs:55:17
Dec 04 06:32:27.283 INFO [stderr]    |
Dec 04 06:32:27.283 INFO [stderr] 55 |                 io::stdout().flush();
Dec 04 06:32:27.283 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.283 INFO [stderr]    |
Dec 04 06:32:27.283 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.283 INFO [stderr] 
Dec 04 06:32:27.283 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.283 INFO [stderr]   --> src/main.rs:56:17
Dec 04 06:32:27.283 INFO [stderr]    |
Dec 04 06:32:27.283 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Dec 04 06:32:27.283 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.283 INFO [stderr]    |
Dec 04 06:32:27.283 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.283 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]   --> src/main.rs:59:17
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr] 59 |                 io::stdout().flush();
Dec 04 06:32:27.284 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]   --> src/main.rs:60:17
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Dec 04 06:32:27.284 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]   --> src/main.rs:63:17
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr] 63 |                 io::stdout().flush();
Dec 04 06:32:27.284 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]   --> src/main.rs:64:17
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Dec 04 06:32:27.284 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]   --> src/main.rs:89:17
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr] 89 |                 io::stdout().flush();
Dec 04 06:32:27.284 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]   --> src/main.rs:90:17
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Dec 04 06:32:27.284 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]    |
Dec 04 06:32:27.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]    --> src/main.rs:101:17
Dec 04 06:32:27.284 INFO [stderr]     |
Dec 04 06:32:27.284 INFO [stderr] 101 |                 io::stdout().flush();
Dec 04 06:32:27.284 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]     |
Dec 04 06:32:27.284 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.284 INFO [stderr]    --> src/main.rs:102:17
Dec 04 06:32:27.284 INFO [stderr]     |
Dec 04 06:32:27.284 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Dec 04 06:32:27.284 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.284 INFO [stderr]     |
Dec 04 06:32:27.284 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.284 INFO [stderr] 
Dec 04 06:32:27.291 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 06:32:27.291 INFO [stderr]    --> src/main.rs:102:17
Dec 04 06:32:27.291 INFO [stderr]     |
Dec 04 06:32:27.291 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Dec 04 06:32:27.291 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:32:27.291 INFO [stderr]     |
Dec 04 06:32:27.291 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 06:32:27.291 INFO [stderr] 
Dec 04 06:32:27.359 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.30s
Dec 04 06:32:27.367 INFO [stderr] su: No module specific data is present
Dec 04 06:32:28.651 INFO running `"docker" "inspect" "a85f5ee42c5c101463cc7321410aac70c5fc4d60b6c0d49be2c310859b912860"`
Dec 04 06:32:28.983 INFO running `"docker" "rm" "-f" "a85f5ee42c5c101463cc7321410aac70c5fc4d60b6c0d49be2c310859b912860"`
Dec 04 06:32:29.315 INFO [stdout] a85f5ee42c5c101463cc7321410aac70c5fc4d60b6c0d49be2c310859b912860