Nov 29 14:25:38.894 INFO checking yogesum/blockchain-rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 14:25:38.894 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 29 14:25:39.464 INFO [stdout] 811c8da865d2fbfd9b594a09061f230d19dabfd045cda5b41718d4d05ed78189
Nov 29 14:25:39.472 INFO running `"docker" "start" "-a" "811c8da865d2fbfd9b594a09061f230d19dabfd045cda5b41718d4d05ed78189"`
Nov 29 14:25:41.111 INFO [stderr] usermod: no changes
Nov 29 14:25:41.248 INFO [stderr]    Compiling typenum v1.10.0
Nov 29 14:25:41.248 INFO [stderr]     Checking byte-tools v0.2.0
Nov 29 14:25:41.248 INFO [stderr]     Checking arrayref v0.3.4
Nov 29 14:25:41.260 INFO [stderr]     Checking fake-simd v0.1.2
Nov 29 14:25:41.284 INFO [stderr]     Checking serde v1.0.37
Nov 29 14:25:41.284 INFO [stderr]    Compiling proc-macro2 v0.3.1
Nov 29 14:25:41.908 INFO [stderr]     Checking block-buffer v0.3.3
Nov 29 14:25:48.892 INFO [stderr]    Compiling quote v0.5.1
Nov 29 14:25:49.986 INFO [stderr]     Checking generic-array v0.9.0
Nov 29 14:25:50.128 INFO [stderr]    Compiling syn v0.13.1
Nov 29 14:25:51.606 INFO [stderr]     Checking digest v0.7.2
Nov 29 14:25:51.949 INFO [stderr]     Checking sha2 v0.7.0
Nov 29 14:26:04.617 INFO [stderr]    Compiling serde_derive_internals v0.23.0
Nov 29 14:26:10.172 INFO [stderr]    Compiling serde_derive v1.0.37
Nov 29 14:26:10.324 INFO [stderr]     Checking serde_json v1.0.13
Nov 29 14:26:22.458 INFO [stderr]     Checking blockchain-rs v0.1.0 (/source)
Nov 29 14:26:23.174 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.175 INFO [stderr]   --> src/main.rs:16:5
Nov 29 14:26:23.175 INFO [stderr]    |
Nov 29 14:26:23.175 INFO [stderr] 16 |     io::stdout().flush();
Nov 29 14:26:23.175 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.176 INFO [stderr]    |
Nov 29 14:26:23.176 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 14:26:23.176 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.177 INFO [stderr] 
Nov 29 14:26:23.177 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.177 INFO [stderr]   --> src/main.rs:17:5
Nov 29 14:26:23.178 INFO [stderr]    |
Nov 29 14:26:23.178 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Nov 29 14:26:23.178 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.178 INFO [stderr]    |
Nov 29 14:26:23.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.179 INFO [stderr] 
Nov 29 14:26:23.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.180 INFO [stderr]   --> src/main.rs:20:5
Nov 29 14:26:23.180 INFO [stderr]    |
Nov 29 14:26:23.180 INFO [stderr] 20 |     io::stdout().flush();
Nov 29 14:26:23.180 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.181 INFO [stderr]    |
Nov 29 14:26:23.181 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.181 INFO [stderr] 
Nov 29 14:26:23.182 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.182 INFO [stderr]   --> src/main.rs:21:5
Nov 29 14:26:23.182 INFO [stderr]    |
Nov 29 14:26:23.182 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Nov 29 14:26:23.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.183 INFO [stderr]    |
Nov 29 14:26:23.183 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.183 INFO [stderr] 
Nov 29 14:26:23.184 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.184 INFO [stderr]   --> src/main.rs:38:9
Nov 29 14:26:23.185 INFO [stderr]    |
Nov 29 14:26:23.185 INFO [stderr] 38 |         io::stdout().flush();
Nov 29 14:26:23.185 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.186 INFO [stderr]    |
Nov 29 14:26:23.186 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.186 INFO [stderr] 
Nov 29 14:26:23.187 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.187 INFO [stderr]   --> src/main.rs:41:9
Nov 29 14:26:23.187 INFO [stderr]    |
Nov 29 14:26:23.188 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 29 14:26:23.188 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.188 INFO [stderr]    |
Nov 29 14:26:23.189 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.189 INFO [stderr] 
Nov 29 14:26:23.195 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.195 INFO [stderr]   --> src/main.rs:55:17
Nov 29 14:26:23.196 INFO [stderr]    |
Nov 29 14:26:23.196 INFO [stderr] 55 |                 io::stdout().flush();
Nov 29 14:26:23.196 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.197 INFO [stderr]    |
Nov 29 14:26:23.197 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.198 INFO [stderr] 
Nov 29 14:26:23.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.199 INFO [stderr]   --> src/main.rs:56:17
Nov 29 14:26:23.199 INFO [stderr]    |
Nov 29 14:26:23.199 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Nov 29 14:26:23.199 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.200 INFO [stderr]    |
Nov 29 14:26:23.200 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.200 INFO [stderr] 
Nov 29 14:26:23.201 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.201 INFO [stderr]   --> src/main.rs:59:17
Nov 29 14:26:23.202 INFO [stderr]    |
Nov 29 14:26:23.202 INFO [stderr] 59 |                 io::stdout().flush();
Nov 29 14:26:23.202 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.203 INFO [stderr]    |
Nov 29 14:26:23.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.203 INFO [stderr] 
Nov 29 14:26:23.204 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.204 INFO [stderr]   --> src/main.rs:60:17
Nov 29 14:26:23.204 INFO [stderr]    |
Nov 29 14:26:23.205 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Nov 29 14:26:23.205 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.205 INFO [stderr]    |
Nov 29 14:26:23.205 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.206 INFO [stderr] 
Nov 29 14:26:23.206 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.206 INFO [stderr]   --> src/main.rs:63:17
Nov 29 14:26:23.206 INFO [stderr]    |
Nov 29 14:26:23.207 INFO [stderr] 63 |                 io::stdout().flush();
Nov 29 14:26:23.207 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.207 INFO [stderr]    |
Nov 29 14:26:23.208 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.208 INFO [stderr] 
Nov 29 14:26:23.208 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.208 INFO [stderr]   --> src/main.rs:64:17
Nov 29 14:26:23.209 INFO [stderr]    |
Nov 29 14:26:23.209 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 29 14:26:23.209 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.210 INFO [stderr]    |
Nov 29 14:26:23.210 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.210 INFO [stderr] 
Nov 29 14:26:23.211 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.211 INFO [stderr]   --> src/main.rs:89:17
Nov 29 14:26:23.211 INFO [stderr]    |
Nov 29 14:26:23.212 INFO [stderr] 89 |                 io::stdout().flush();
Nov 29 14:26:23.212 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.212 INFO [stderr]    |
Nov 29 14:26:23.213 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.213 INFO [stderr] 
Nov 29 14:26:23.213 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.213 INFO [stderr]   --> src/main.rs:90:17
Nov 29 14:26:23.214 INFO [stderr]    |
Nov 29 14:26:23.214 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Nov 29 14:26:23.214 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.215 INFO [stderr]    |
Nov 29 14:26:23.215 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.215 INFO [stderr] 
Nov 29 14:26:23.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.216 INFO [stderr]    --> src/main.rs:101:17
Nov 29 14:26:23.216 INFO [stderr]     |
Nov 29 14:26:23.217 INFO [stderr] 101 |                 io::stdout().flush();
Nov 29 14:26:23.217 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.217 INFO [stderr]     |
Nov 29 14:26:23.217 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.218 INFO [stderr] 
Nov 29 14:26:23.218 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.218 INFO [stderr]    --> src/main.rs:102:17
Nov 29 14:26:23.219 INFO [stderr]     |
Nov 29 14:26:23.219 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Nov 29 14:26:23.219 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.219 INFO [stderr]     |
Nov 29 14:26:23.220 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.220 INFO [stderr] 
Nov 29 14:26:23.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.300 INFO [stderr]   --> src/main.rs:16:5
Nov 29 14:26:23.301 INFO [stderr]    |
Nov 29 14:26:23.301 INFO [stderr] 16 |     io::stdout().flush();
Nov 29 14:26:23.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.301 INFO [stderr]    |
Nov 29 14:26:23.302 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 14:26:23.302 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.302 INFO [stderr] 
Nov 29 14:26:23.302 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.303 INFO [stderr]   --> src/main.rs:17:5
Nov 29 14:26:23.303 INFO [stderr]    |
Nov 29 14:26:23.303 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Nov 29 14:26:23.303 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.304 INFO [stderr]    |
Nov 29 14:26:23.304 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.304 INFO [stderr] 
Nov 29 14:26:23.304 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.305 INFO [stderr]   --> src/main.rs:20:5
Nov 29 14:26:23.305 INFO [stderr]    |
Nov 29 14:26:23.305 INFO [stderr] 20 |     io::stdout().flush();
Nov 29 14:26:23.305 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.306 INFO [stderr]    |
Nov 29 14:26:23.306 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.306 INFO [stderr] 
Nov 29 14:26:23.306 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.307 INFO [stderr]   --> src/main.rs:21:5
Nov 29 14:26:23.307 INFO [stderr]    |
Nov 29 14:26:23.307 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Nov 29 14:26:23.308 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.308 INFO [stderr]    |
Nov 29 14:26:23.308 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.308 INFO [stderr] 
Nov 29 14:26:23.309 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.309 INFO [stderr]   --> src/main.rs:38:9
Nov 29 14:26:23.309 INFO [stderr]    |
Nov 29 14:26:23.309 INFO [stderr] 38 |         io::stdout().flush();
Nov 29 14:26:23.310 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.310 INFO [stderr]    |
Nov 29 14:26:23.310 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.310 INFO [stderr] 
Nov 29 14:26:23.311 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.311 INFO [stderr]   --> src/main.rs:41:9
Nov 29 14:26:23.311 INFO [stderr]    |
Nov 29 14:26:23.311 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 29 14:26:23.312 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.312 INFO [stderr]    |
Nov 29 14:26:23.312 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.312 INFO [stderr] 
Nov 29 14:26:23.313 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.313 INFO [stderr]   --> src/main.rs:55:17
Nov 29 14:26:23.313 INFO [stderr]    |
Nov 29 14:26:23.314 INFO [stderr] 55 |                 io::stdout().flush();
Nov 29 14:26:23.314 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.314 INFO [stderr]    |
Nov 29 14:26:23.315 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.315 INFO [stderr] 
Nov 29 14:26:23.315 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.315 INFO [stderr]   --> src/main.rs:56:17
Nov 29 14:26:23.315 INFO [stderr]    |
Nov 29 14:26:23.316 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Nov 29 14:26:23.316 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.316 INFO [stderr]    |
Nov 29 14:26:23.317 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.317 INFO [stderr] 
Nov 29 14:26:23.317 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.317 INFO [stderr]   --> src/main.rs:59:17
Nov 29 14:26:23.318 INFO [stderr]    |
Nov 29 14:26:23.318 INFO [stderr] 59 |                 io::stdout().flush();
Nov 29 14:26:23.318 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.319 INFO [stderr]    |
Nov 29 14:26:23.319 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.319 INFO [stderr] 
Nov 29 14:26:23.319 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.319 INFO [stderr]   --> src/main.rs:60:17
Nov 29 14:26:23.319 INFO [stderr]    |
Nov 29 14:26:23.319 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Nov 29 14:26:23.319 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.319 INFO [stderr]    |
Nov 29 14:26:23.319 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.319 INFO [stderr] 
Nov 29 14:26:23.319 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.319 INFO [stderr]   --> src/main.rs:63:17
Nov 29 14:26:23.319 INFO [stderr]    |
Nov 29 14:26:23.319 INFO [stderr] 63 |                 io::stdout().flush();
Nov 29 14:26:23.320 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.320 INFO [stderr]    |
Nov 29 14:26:23.320 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.320 INFO [stderr] 
Nov 29 14:26:23.320 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.320 INFO [stderr]   --> src/main.rs:64:17
Nov 29 14:26:23.320 INFO [stderr]    |
Nov 29 14:26:23.320 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 29 14:26:23.320 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.320 INFO [stderr]    |
Nov 29 14:26:23.320 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.320 INFO [stderr] 
Nov 29 14:26:23.320 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.320 INFO [stderr]   --> src/main.rs:89:17
Nov 29 14:26:23.320 INFO [stderr]    |
Nov 29 14:26:23.320 INFO [stderr] 89 |                 io::stdout().flush();
Nov 29 14:26:23.321 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.321 INFO [stderr]    |
Nov 29 14:26:23.321 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.321 INFO [stderr] 
Nov 29 14:26:23.321 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.321 INFO [stderr]   --> src/main.rs:90:17
Nov 29 14:26:23.321 INFO [stderr]    |
Nov 29 14:26:23.321 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Nov 29 14:26:23.321 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.321 INFO [stderr]    |
Nov 29 14:26:23.321 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.321 INFO [stderr] 
Nov 29 14:26:23.321 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.321 INFO [stderr]    --> src/main.rs:101:17
Nov 29 14:26:23.321 INFO [stderr]     |
Nov 29 14:26:23.321 INFO [stderr] 101 |                 io::stdout().flush();
Nov 29 14:26:23.321 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.321 INFO [stderr]     |
Nov 29 14:26:23.321 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.321 INFO [stderr] 
Nov 29 14:26:23.321 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 14:26:23.321 INFO [stderr]    --> src/main.rs:102:17
Nov 29 14:26:23.321 INFO [stderr]     |
Nov 29 14:26:23.321 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Nov 29 14:26:23.321 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 14:26:23.321 INFO [stderr]     |
Nov 29 14:26:23.321 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 14:26:23.321 INFO [stderr] 
Nov 29 14:26:23.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.20s
Nov 29 14:26:23.353 INFO [stderr] su: No module specific data is present
Nov 29 14:26:24.849 INFO running `"docker" "inspect" "811c8da865d2fbfd9b594a09061f230d19dabfd045cda5b41718d4d05ed78189"`
Nov 29 14:26:25.222 INFO running `"docker" "rm" "-f" "811c8da865d2fbfd9b594a09061f230d19dabfd045cda5b41718d4d05ed78189"`
Nov 29 14:26:25.544 INFO [stdout] 811c8da865d2fbfd9b594a09061f230d19dabfd045cda5b41718d4d05ed78189