Dec 18 01:28:23.459 INFO checking dennisfurrer/RustBlockchain against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 01:28:23.459 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/dennisfurrer/RustBlockchain:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:28:23.994 INFO [stdout] ce310105a6fee6577075260bc592751c264a8daba5a67ffb6717afdfcd0a5cb1
Dec 18 01:28:23.996 INFO running `"docker" "start" "-a" "ce310105a6fee6577075260bc592751c264a8daba5a67ffb6717afdfcd0a5cb1"`
Dec 18 01:28:25.884 INFO [stderr]    Compiling serde v1.0.64
Dec 18 01:28:25.893 INFO [stderr]    Compiling serde_derive v1.0.64
Dec 18 01:28:37.631 INFO [stderr]     Checking serde_json v1.0.19
Dec 18 01:28:39.816 INFO [stderr]     Checking blockchain v0.1.0 (/opt/crater/workdir)
Dec 18 01:28:40.611 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.611 INFO [stderr]   --> src/main.rs:18:5
Dec 18 01:28:40.611 INFO [stderr]    |
Dec 18 01:28:40.611 INFO [stderr] 18 |     io::stdout().flush();
Dec 18 01:28:40.611 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.611 INFO [stderr]    |
Dec 18 01:28:40.611 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 01:28:40.611 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.611 INFO [stderr] 
Dec 18 01:28:40.611 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.611 INFO [stderr]   --> src/main.rs:19:5
Dec 18 01:28:40.611 INFO [stderr]    |
Dec 18 01:28:40.611 INFO [stderr] 19 |     io::stdin().read_line(&mut miner_address);
Dec 18 01:28:40.611 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.611 INFO [stderr]    |
Dec 18 01:28:40.612 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.612 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:21:5
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 21 |     io::stdout().flush();
Dec 18 01:28:40.613 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:22:5
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Dec 18 01:28:40.613 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:38:9
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 38 |         io::stdout().flush();
Dec 18 01:28:40.613 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:40:9
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 40 |         io::stdin().read_line(&mut choice);
Dec 18 01:28:40.613 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:71:17
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 71 |                 io::stdout().flush();
Dec 18 01:28:40.613 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:72:17
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 72 |                 io::stdin().read_line(&mut from);
Dec 18 01:28:40.613 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:74:17
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 74 |                 io::stdout().flush();
Dec 18 01:28:40.613 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:75:17
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 75 |                 io::stdin().read_line(&mut to);
Dec 18 01:28:40.613 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:77:17
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 77 |                 io::stdout().flush();
Dec 18 01:28:40.613 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]   --> src/main.rs:78:17
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr] 78 |                 io::stdin().read_line(&mut amount);
Dec 18 01:28:40.613 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]    |
Dec 18 01:28:40.613 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]    --> src/main.rs:106:17
Dec 18 01:28:40.613 INFO [stderr]     |
Dec 18 01:28:40.613 INFO [stderr] 106 |                 io::stdout().flush();
Dec 18 01:28:40.613 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.613 INFO [stderr]     |
Dec 18 01:28:40.613 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.613 INFO [stderr] 
Dec 18 01:28:40.613 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.613 INFO [stderr]    --> src/main.rs:107:17
Dec 18 01:28:40.613 INFO [stderr]     |
Dec 18 01:28:40.613 INFO [stderr] 107 |                 io::stdin().read_line(&mut new_diff);
Dec 18 01:28:40.614 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.614 INFO [stderr]     |
Dec 18 01:28:40.614 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.614 INFO [stderr] 
Dec 18 01:28:40.614 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.614 INFO [stderr]    --> src/main.rs:119:17
Dec 18 01:28:40.614 INFO [stderr]     |
Dec 18 01:28:40.614 INFO [stderr] 119 |                 io::stdout().flush();
Dec 18 01:28:40.614 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.614 INFO [stderr]     |
Dec 18 01:28:40.614 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.614 INFO [stderr] 
Dec 18 01:28:40.614 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.614 INFO [stderr]    --> src/main.rs:120:17
Dec 18 01:28:40.614 INFO [stderr]     |
Dec 18 01:28:40.614 INFO [stderr] 120 |                 io::stdin().read_line(&mut new_reward);
Dec 18 01:28:40.614 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.614 INFO [stderr]     |
Dec 18 01:28:40.614 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.614 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:18:5
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 18 |     io::stdout().flush();
Dec 18 01:28:40.645 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:19:5
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 19 |     io::stdin().read_line(&mut miner_address);
Dec 18 01:28:40.645 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:21:5
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 21 |     io::stdout().flush();
Dec 18 01:28:40.645 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:22:5
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Dec 18 01:28:40.645 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:38:9
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 38 |         io::stdout().flush();
Dec 18 01:28:40.645 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:40:9
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 40 |         io::stdin().read_line(&mut choice);
Dec 18 01:28:40.645 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:71:17
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 71 |                 io::stdout().flush();
Dec 18 01:28:40.645 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:72:17
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 72 |                 io::stdin().read_line(&mut from);
Dec 18 01:28:40.645 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:74:17
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 74 |                 io::stdout().flush();
Dec 18 01:28:40.645 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:75:17
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr] 75 |                 io::stdin().read_line(&mut to);
Dec 18 01:28:40.645 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.645 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.645 INFO [stderr] 
Dec 18 01:28:40.645 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.645 INFO [stderr]   --> src/main.rs:77:17
Dec 18 01:28:40.645 INFO [stderr]    |
Dec 18 01:28:40.646 INFO [stderr] 77 |                 io::stdout().flush();
Dec 18 01:28:40.646 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.646 INFO [stderr]    |
Dec 18 01:28:40.646 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.646 INFO [stderr] 
Dec 18 01:28:40.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.646 INFO [stderr]   --> src/main.rs:78:17
Dec 18 01:28:40.646 INFO [stderr]    |
Dec 18 01:28:40.646 INFO [stderr] 78 |                 io::stdin().read_line(&mut amount);
Dec 18 01:28:40.646 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.646 INFO [stderr]    |
Dec 18 01:28:40.646 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.646 INFO [stderr] 
Dec 18 01:28:40.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.646 INFO [stderr]    --> src/main.rs:106:17
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr] 106 |                 io::stdout().flush();
Dec 18 01:28:40.646 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.646 INFO [stderr] 
Dec 18 01:28:40.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.646 INFO [stderr]    --> src/main.rs:107:17
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr] 107 |                 io::stdin().read_line(&mut new_diff);
Dec 18 01:28:40.646 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.646 INFO [stderr] 
Dec 18 01:28:40.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.646 INFO [stderr]    --> src/main.rs:119:17
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr] 119 |                 io::stdout().flush();
Dec 18 01:28:40.646 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.646 INFO [stderr] 
Dec 18 01:28:40.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 01:28:40.646 INFO [stderr]    --> src/main.rs:120:17
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr] 120 |                 io::stdin().read_line(&mut new_reward);
Dec 18 01:28:40.646 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:28:40.646 INFO [stderr]     |
Dec 18 01:28:40.646 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 01:28:40.646 INFO [stderr] 
Dec 18 01:28:40.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.88s
Dec 18 01:28:41.790 INFO running `"docker" "inspect" "ce310105a6fee6577075260bc592751c264a8daba5a67ffb6717afdfcd0a5cb1"`
Dec 18 01:28:42.117 INFO running `"docker" "rm" "-f" "ce310105a6fee6577075260bc592751c264a8daba5a67ffb6717afdfcd0a5cb1"`
Dec 18 01:28:42.389 INFO [stdout] ce310105a6fee6577075260bc592751c264a8daba5a67ffb6717afdfcd0a5cb1