Nov 30 05:18:31.105 INFO checking christiansakai/toy_blockchain_rust against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 05:18:31.105 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 05:18:31.472 INFO [stdout] 4b59225ae109fcdfb48f1fef57461ce7cc5df292a6ee51cd5145f5f04afe0679
Nov 30 05:18:31.474 INFO running `"docker" "start" "-a" "4b59225ae109fcdfb48f1fef57461ce7cc5df292a6ee51cd5145f5f04afe0679"`
Nov 30 05:18:32.945 INFO [stderr] usermod: no changes
Nov 30 05:18:33.088 INFO [stderr]     Checking toy_blockchain v0.1.0 (/source)
Nov 30 05:18:34.544 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.544 INFO [stderr]   --> src/main.rs:16:5
Nov 30 05:18:34.544 INFO [stderr]    |
Nov 30 05:18:34.544 INFO [stderr] 16 |     io::stdout().flush();
Nov 30 05:18:34.544 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.544 INFO [stderr]    |
Nov 30 05:18:34.545 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 05:18:34.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.545 INFO [stderr] 
Nov 30 05:18:34.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.545 INFO [stderr]   --> src/main.rs:17:5
Nov 30 05:18:34.545 INFO [stderr]    |
Nov 30 05:18:34.545 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_address);
Nov 30 05:18:34.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.545 INFO [stderr]    |
Nov 30 05:18:34.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.545 INFO [stderr] 
Nov 30 05:18:34.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.545 INFO [stderr]   --> src/main.rs:19:5
Nov 30 05:18:34.545 INFO [stderr]    |
Nov 30 05:18:34.545 INFO [stderr] 19 |     io::stdout().flush();
Nov 30 05:18:34.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.545 INFO [stderr]    |
Nov 30 05:18:34.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.545 INFO [stderr] 
Nov 30 05:18:34.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.545 INFO [stderr]   --> src/main.rs:20:5
Nov 30 05:18:34.545 INFO [stderr]    |
Nov 30 05:18:34.545 INFO [stderr] 20 |     io::stdin().read_line(&mut difficulty);
Nov 30 05:18:34.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.547 INFO [stderr]    |
Nov 30 05:18:34.547 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.547 INFO [stderr] 
Nov 30 05:18:34.547 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.547 INFO [stderr]   --> src/main.rs:38:9
Nov 30 05:18:34.547 INFO [stderr]    |
Nov 30 05:18:34.547 INFO [stderr] 38 |         io::stdout().flush();
Nov 30 05:18:34.547 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.547 INFO [stderr]    |
Nov 30 05:18:34.547 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.547 INFO [stderr] 
Nov 30 05:18:34.548 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.548 INFO [stderr]   --> src/main.rs:41:9
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 30 05:18:34.548 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.548 INFO [stderr] 
Nov 30 05:18:34.548 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.548 INFO [stderr]   --> src/main.rs:57:17
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr] 57 |                 io::stdout().flush();
Nov 30 05:18:34.548 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.548 INFO [stderr] 
Nov 30 05:18:34.548 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.548 INFO [stderr]   --> src/main.rs:58:17
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr] 58 |                 io::stdin().read_line(&mut sender);
Nov 30 05:18:34.548 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.548 INFO [stderr] 
Nov 30 05:18:34.548 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.548 INFO [stderr]   --> src/main.rs:60:17
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr] 60 |                 io::stdout().flush();
Nov 30 05:18:34.548 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.548 INFO [stderr] 
Nov 30 05:18:34.548 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.548 INFO [stderr]   --> src/main.rs:61:17
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr] 61 |                 io::stdin().read_line(&mut receiver);
Nov 30 05:18:34.548 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.548 INFO [stderr]    |
Nov 30 05:18:34.548 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.548 INFO [stderr] 
Nov 30 05:18:34.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.549 INFO [stderr]   --> src/main.rs:63:17
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr] 63 |                 io::stdout().flush();
Nov 30 05:18:34.549 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.549 INFO [stderr] 
Nov 30 05:18:34.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.549 INFO [stderr]   --> src/main.rs:64:17
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 30 05:18:34.549 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.549 INFO [stderr] 
Nov 30 05:18:34.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.549 INFO [stderr]   --> src/main.rs:90:17
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr] 90 |                 io::stdout().flush();
Nov 30 05:18:34.549 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.549 INFO [stderr] 
Nov 30 05:18:34.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.549 INFO [stderr]   --> src/main.rs:91:17
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr] 91 |                 io::stdin().read_line(&mut new_difficulty);
Nov 30 05:18:34.549 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.549 INFO [stderr]    |
Nov 30 05:18:34.549 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.549 INFO [stderr] 
Nov 30 05:18:34.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.549 INFO [stderr]    --> src/main.rs:105:17
Nov 30 05:18:34.549 INFO [stderr]     |
Nov 30 05:18:34.549 INFO [stderr] 105 |                 io::stdout().flush();
Nov 30 05:18:34.549 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.549 INFO [stderr]     |
Nov 30 05:18:34.549 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.549 INFO [stderr] 
Nov 30 05:18:34.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.549 INFO [stderr]    --> src/main.rs:106:17
Nov 30 05:18:34.549 INFO [stderr]     |
Nov 30 05:18:34.549 INFO [stderr] 106 |                 io::stdin().read_line(&mut new_reward);
Nov 30 05:18:34.549 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.549 INFO [stderr]     |
Nov 30 05:18:34.549 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.549 INFO [stderr] 
Nov 30 05:18:34.612 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:16:5
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 16 |     io::stdout().flush();
Nov 30 05:18:34.616 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 05:18:34.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.616 INFO [stderr] 
Nov 30 05:18:34.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:17:5
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_address);
Nov 30 05:18:34.616 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.616 INFO [stderr] 
Nov 30 05:18:34.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:19:5
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 19 |     io::stdout().flush();
Nov 30 05:18:34.616 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.616 INFO [stderr] 
Nov 30 05:18:34.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:20:5
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 20 |     io::stdin().read_line(&mut difficulty);
Nov 30 05:18:34.616 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.616 INFO [stderr] 
Nov 30 05:18:34.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:38:9
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 38 |         io::stdout().flush();
Nov 30 05:18:34.616 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.616 INFO [stderr] 
Nov 30 05:18:34.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:41:9
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 30 05:18:34.616 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.616 INFO [stderr] 
Nov 30 05:18:34.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.616 INFO [stderr]   --> src/main.rs:57:17
Nov 30 05:18:34.616 INFO [stderr]    |
Nov 30 05:18:34.616 INFO [stderr] 57 |                 io::stdout().flush();
Nov 30 05:18:34.616 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:58:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 58 |                 io::stdin().read_line(&mut sender);
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:60:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 60 |                 io::stdout().flush();
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:61:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 61 |                 io::stdin().read_line(&mut receiver);
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:63:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 63 |                 io::stdout().flush();
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:64:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:90:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 90 |                 io::stdout().flush();
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]   --> src/main.rs:91:17
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr] 91 |                 io::stdin().read_line(&mut new_difficulty);
Nov 30 05:18:34.617 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]    |
Nov 30 05:18:34.617 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]    --> src/main.rs:105:17
Nov 30 05:18:34.617 INFO [stderr]     |
Nov 30 05:18:34.617 INFO [stderr] 105 |                 io::stdout().flush();
Nov 30 05:18:34.617 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]     |
Nov 30 05:18:34.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:18:34.617 INFO [stderr]    --> src/main.rs:106:17
Nov 30 05:18:34.617 INFO [stderr]     |
Nov 30 05:18:34.617 INFO [stderr] 106 |                 io::stdin().read_line(&mut new_reward);
Nov 30 05:18:34.617 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:18:34.617 INFO [stderr]     |
Nov 30 05:18:34.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:18:34.617 INFO [stderr] 
Nov 30 05:18:34.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Nov 30 05:18:34.656 INFO [stderr] su: No module specific data is present
Nov 30 05:18:35.372 INFO running `"docker" "inspect" "4b59225ae109fcdfb48f1fef57461ce7cc5df292a6ee51cd5145f5f04afe0679"`
Nov 30 05:18:35.642 INFO running `"docker" "rm" "-f" "4b59225ae109fcdfb48f1fef57461ce7cc5df292a6ee51cd5145f5f04afe0679"`
Nov 30 05:18:35.824 INFO [stdout] 4b59225ae109fcdfb48f1fef57461ce7cc5df292a6ee51cd5145f5f04afe0679