Oct 15 00:50:41.050 INFO testing christiansakai/toy_blockchain_rust against master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513 for rustdoc-test-static-cling-1
Oct 15 00:50:41.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/rustdoc-test-static-cling-1/worker-0/master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/rustdoc-test-static-cling-1/master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513:/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 +0e07c4281c343e9e15a0a8fca79538ad1a8eb513-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"`
Oct 15 00:50:41.423 INFO blam! 2f8d329f6c8694900760a5964da0f236976ee7cfb6bfaf7fe7e756147802fb44
Oct 15 00:50:41.427 INFO running `"docker" "start" "-a" "2f8d329f6c8694900760a5964da0f236976ee7cfb6bfaf7fe7e756147802fb44"`
Oct 15 00:50:42.458 INFO kablam! usermod: no changes
Oct 15 00:50:42.591 INFO kablam!    Compiling syn v0.14.9
Oct 15 00:50:51.947 INFO kablam!    Compiling serde_derive v1.0.75
Oct 15 00:51:07.203 INFO kablam!    Compiling toy_blockchain v0.1.0 (/source)
Oct 15 00:51:08.223 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.223 INFO kablam!   --> src/main.rs:16:5
Oct 15 00:51:08.223 INFO kablam!    |
Oct 15 00:51:08.223 INFO kablam! 16 |     io::stdout().flush();
Oct 15 00:51:08.223 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.223 INFO kablam!    |
Oct 15 00:51:08.223 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 15 00:51:08.223 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.223 INFO kablam! 
Oct 15 00:51:08.223 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.223 INFO kablam!   --> src/main.rs:17:5
Oct 15 00:51:08.223 INFO kablam!    |
Oct 15 00:51:08.223 INFO kablam! 17 |     io::stdin().read_line(&mut miner_address);
Oct 15 00:51:08.227 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.227 INFO kablam!    |
Oct 15 00:51:08.227 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.227 INFO kablam! 
Oct 15 00:51:08.227 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.227 INFO kablam!   --> src/main.rs:19:5
Oct 15 00:51:08.227 INFO kablam!    |
Oct 15 00:51:08.228 INFO kablam! 19 |     io::stdout().flush();
Oct 15 00:51:08.228 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.228 INFO kablam!    |
Oct 15 00:51:08.228 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.228 INFO kablam! 
Oct 15 00:51:08.230 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.230 INFO kablam!   --> src/main.rs:20:5
Oct 15 00:51:08.230 INFO kablam!    |
Oct 15 00:51:08.230 INFO kablam! 20 |     io::stdin().read_line(&mut difficulty);
Oct 15 00:51:08.230 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.231 INFO kablam! 
Oct 15 00:51:08.231 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.231 INFO kablam!   --> src/main.rs:38:9
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam! 38 |         io::stdout().flush();
Oct 15 00:51:08.231 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.231 INFO kablam! 
Oct 15 00:51:08.231 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.231 INFO kablam!   --> src/main.rs:41:9
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam! 41 |         io::stdin().read_line(&mut choice);
Oct 15 00:51:08.231 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.231 INFO kablam! 
Oct 15 00:51:08.231 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.231 INFO kablam!   --> src/main.rs:57:17
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam! 57 |                 io::stdout().flush();
Oct 15 00:51:08.231 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.231 INFO kablam!    |
Oct 15 00:51:08.231 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.236 INFO kablam! 
Oct 15 00:51:08.236 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.236 INFO kablam!   --> src/main.rs:58:17
Oct 15 00:51:08.236 INFO kablam!    |
Oct 15 00:51:08.236 INFO kablam! 58 |                 io::stdin().read_line(&mut sender);
Oct 15 00:51:08.236 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.236 INFO kablam!    |
Oct 15 00:51:08.236 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.236 INFO kablam! 
Oct 15 00:51:08.236 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.236 INFO kablam!   --> src/main.rs:60:17
Oct 15 00:51:08.236 INFO kablam!    |
Oct 15 00:51:08.236 INFO kablam! 60 |                 io::stdout().flush();
Oct 15 00:51:08.236 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.236 INFO kablam!    |
Oct 15 00:51:08.236 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.236 INFO kablam! 
Oct 15 00:51:08.236 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.236 INFO kablam!   --> src/main.rs:61:17
Oct 15 00:51:08.236 INFO kablam!    |
Oct 15 00:51:08.236 INFO kablam! 61 |                 io::stdin().read_line(&mut receiver);
Oct 15 00:51:08.236 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.236 INFO kablam!    |
Oct 15 00:51:08.236 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.236 INFO kablam! 
Oct 15 00:51:08.237 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.237 INFO kablam!   --> src/main.rs:63:17
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam! 63 |                 io::stdout().flush();
Oct 15 00:51:08.237 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.237 INFO kablam! 
Oct 15 00:51:08.237 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.237 INFO kablam!   --> src/main.rs:64:17
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam! 64 |                 io::stdin().read_line(&mut amount);
Oct 15 00:51:08.237 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.237 INFO kablam! 
Oct 15 00:51:08.237 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.237 INFO kablam!   --> src/main.rs:90:17
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam! 90 |                 io::stdout().flush();
Oct 15 00:51:08.237 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.237 INFO kablam! 
Oct 15 00:51:08.237 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.237 INFO kablam!   --> src/main.rs:91:17
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam! 91 |                 io::stdin().read_line(&mut new_difficulty);
Oct 15 00:51:08.237 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.237 INFO kablam!    |
Oct 15 00:51:08.237 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.237 INFO kablam! 
Oct 15 00:51:08.237 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.237 INFO kablam!    --> src/main.rs:105:17
Oct 15 00:51:08.237 INFO kablam!     |
Oct 15 00:51:08.237 INFO kablam! 105 |                 io::stdout().flush();
Oct 15 00:51:08.237 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.237 INFO kablam!     |
Oct 15 00:51:08.237 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.237 INFO kablam! 
Oct 15 00:51:08.237 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:08.237 INFO kablam!    --> src/main.rs:106:17
Oct 15 00:51:08.237 INFO kablam!     |
Oct 15 00:51:08.237 INFO kablam! 106 |                 io::stdin().read_line(&mut new_reward);
Oct 15 00:51:08.237 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:08.237 INFO kablam!     |
Oct 15 00:51:08.237 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:08.237 INFO kablam! 
Oct 15 00:51:09.619 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 27.11s
Oct 15 00:51:09.624 INFO kablam! su: No module specific data is present
Oct 15 00:51:11.153 INFO running `"docker" "rm" "-f" "2f8d329f6c8694900760a5964da0f236976ee7cfb6bfaf7fe7e756147802fb44"`
Oct 15 00:51:11.497 INFO blam! 2f8d329f6c8694900760a5964da0f236976ee7cfb6bfaf7fe7e756147802fb44
Oct 15 00:51:11.507 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/rustdoc-test-static-cling-1/worker-0/master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/rustdoc-test-static-cling-1/master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513:/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 +0e07c4281c343e9e15a0a8fca79538ad1a8eb513-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"`
Oct 15 00:51:12.019 INFO blam! 081dc08dc83aee5d58552e7ae6070a522cc417407810e5014fb6961b6d27bc5c
Oct 15 00:51:12.022 INFO running `"docker" "start" "-a" "081dc08dc83aee5d58552e7ae6070a522cc417407810e5014fb6961b6d27bc5c"`
Oct 15 00:51:13.919 INFO kablam! usermod: no changes
Oct 15 00:51:14.047 INFO kablam!    Compiling toy_blockchain v0.1.0 (/source)
Oct 15 00:51:14.867 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.867 INFO kablam!   --> src/main.rs:16:5
Oct 15 00:51:14.867 INFO kablam!    |
Oct 15 00:51:14.867 INFO kablam! 16 |     io::stdout().flush();
Oct 15 00:51:14.867 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.867 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 15 00:51:14.868 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.868 INFO kablam! 
Oct 15 00:51:14.868 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.868 INFO kablam!   --> src/main.rs:17:5
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam! 17 |     io::stdin().read_line(&mut miner_address);
Oct 15 00:51:14.868 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.868 INFO kablam! 
Oct 15 00:51:14.868 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.868 INFO kablam!   --> src/main.rs:19:5
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam! 19 |     io::stdout().flush();
Oct 15 00:51:14.868 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.868 INFO kablam! 
Oct 15 00:51:14.868 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.868 INFO kablam!   --> src/main.rs:20:5
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam! 20 |     io::stdin().read_line(&mut difficulty);
Oct 15 00:51:14.868 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.868 INFO kablam! 
Oct 15 00:51:14.868 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.868 INFO kablam!   --> src/main.rs:38:9
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.868 INFO kablam! 38 |         io::stdout().flush();
Oct 15 00:51:14.868 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.868 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:41:9
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam! 41 |         io::stdin().read_line(&mut choice);
Oct 15 00:51:14.869 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:57:17
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam! 57 |                 io::stdout().flush();
Oct 15 00:51:14.869 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:58:17
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam! 58 |                 io::stdin().read_line(&mut sender);
Oct 15 00:51:14.869 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:60:17
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam! 60 |                 io::stdout().flush();
Oct 15 00:51:14.869 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:61:17
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam! 61 |                 io::stdin().read_line(&mut receiver);
Oct 15 00:51:14.869 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:63:17
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam! 63 |                 io::stdout().flush();
Oct 15 00:51:14.869 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.869 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.869 INFO kablam! 
Oct 15 00:51:14.869 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.869 INFO kablam!   --> src/main.rs:64:17
Oct 15 00:51:14.869 INFO kablam!    |
Oct 15 00:51:14.870 INFO kablam! 64 |                 io::stdin().read_line(&mut amount);
Oct 15 00:51:14.870 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.870 INFO kablam!    |
Oct 15 00:51:14.870 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.870 INFO kablam! 
Oct 15 00:51:14.870 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.870 INFO kablam!   --> src/main.rs:90:17
Oct 15 00:51:14.870 INFO kablam!    |
Oct 15 00:51:14.870 INFO kablam! 90 |                 io::stdout().flush();
Oct 15 00:51:14.870 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.870 INFO kablam!    |
Oct 15 00:51:14.870 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.870 INFO kablam! 
Oct 15 00:51:14.870 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.870 INFO kablam!   --> src/main.rs:91:17
Oct 15 00:51:14.870 INFO kablam!    |
Oct 15 00:51:14.870 INFO kablam! 91 |                 io::stdin().read_line(&mut new_difficulty);
Oct 15 00:51:14.870 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.870 INFO kablam!    |
Oct 15 00:51:14.870 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.870 INFO kablam! 
Oct 15 00:51:14.870 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.870 INFO kablam!    --> src/main.rs:105:17
Oct 15 00:51:14.870 INFO kablam!     |
Oct 15 00:51:14.870 INFO kablam! 105 |                 io::stdout().flush();
Oct 15 00:51:14.870 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.870 INFO kablam!     |
Oct 15 00:51:14.870 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.870 INFO kablam! 
Oct 15 00:51:14.870 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 15 00:51:14.870 INFO kablam!    --> src/main.rs:106:17
Oct 15 00:51:14.870 INFO kablam!     |
Oct 15 00:51:14.870 INFO kablam! 106 |                 io::stdin().read_line(&mut new_reward);
Oct 15 00:51:14.870 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 15 00:51:14.870 INFO kablam!     |
Oct 15 00:51:14.870 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 15 00:51:14.870 INFO kablam! 
Oct 15 00:51:15.392 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Oct 15 00:51:15.396 INFO kablam! su: No module specific data is present
Oct 15 00:51:16.552 INFO running `"docker" "rm" "-f" "081dc08dc83aee5d58552e7ae6070a522cc417407810e5014fb6961b6d27bc5c"`
Oct 15 00:51:16.767 INFO blam! 081dc08dc83aee5d58552e7ae6070a522cc417407810e5014fb6961b6d27bc5c
Oct 15 00:51:16.771 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/rustdoc-test-static-cling-1/worker-0/master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/rustdoc-test-static-cling-1/master#0e07c4281c343e9e15a0a8fca79538ad1a8eb513:/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 +0e07c4281c343e9e15a0a8fca79538ad1a8eb513-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"`
Oct 15 00:51:17.119 INFO blam! 32cf6d003e3588062e9e542a104a305a112f6a97b2e1ac00eadbffd2a23a8808
Oct 15 00:51:17.123 INFO running `"docker" "start" "-a" "32cf6d003e3588062e9e542a104a305a112f6a97b2e1ac00eadbffd2a23a8808"`
Oct 15 00:51:18.528 INFO kablam! usermod: no changes
Oct 15 00:51:18.635 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Oct 15 00:51:18.648 INFO kablam!      Running /target/debug/deps/toy_blockchain-cc71272f177b5c02
Oct 15 00:51:18.655 INFO kablam! su: No module specific data is present
Oct 15 00:51:18.655 INFO blam! 
Oct 15 00:51:18.655 INFO blam! running 0 tests
Oct 15 00:51:18.655 INFO blam! 
Oct 15 00:51:18.656 INFO blam! test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Oct 15 00:51:18.656 INFO blam! 
Oct 15 00:51:19.761 INFO running `"docker" "rm" "-f" "32cf6d003e3588062e9e542a104a305a112f6a97b2e1ac00eadbffd2a23a8808"`
Oct 15 00:51:20.115 INFO blam! 32cf6d003e3588062e9e542a104a305a112f6a97b2e1ac00eadbffd2a23a8808