Dec 05 21:23:10.581 INFO testing iThinkyouknow/rust-blockchain against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 21:23:10.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 21:23:11.120 INFO [stdout] 0e13a85b4a638f6e5de363ffe3d44e30d0ad0dfa7c300ab5b1646c4ee5261318
Dec 05 21:23:11.126 INFO running `"docker" "start" "-a" "0e13a85b4a638f6e5de363ffe3d44e30d0ad0dfa7c300ab5b1646c4ee5261318"`
Dec 05 21:23:12.652 INFO [stderr] usermod: no changes
Dec 05 21:23:12.797 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Dec 05 21:23:13.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.887 INFO [stderr]   --> src/main.rs:17:5
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr] 17 |     io::stdout().flush();
Dec 05 21:23:13.887 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 21:23:13.887 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.887 INFO [stderr] 
Dec 05 21:23:13.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.887 INFO [stderr]   --> src/main.rs:18:5
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr] 18 |     io::stdin().read_line(&mut miner_addr);
Dec 05 21:23:13.887 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.887 INFO [stderr] 
Dec 05 21:23:13.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.887 INFO [stderr]   --> src/main.rs:21:5
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr] 21 |     io::stdout().flush();
Dec 05 21:23:13.887 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.887 INFO [stderr] 
Dec 05 21:23:13.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.887 INFO [stderr]   --> src/main.rs:22:5
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Dec 05 21:23:13.887 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.887 INFO [stderr] 
Dec 05 21:23:13.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.887 INFO [stderr]   --> src/main.rs:39:9
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr] 39 |         io::stdout().flush();
Dec 05 21:23:13.887 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.887 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.887 INFO [stderr] 
Dec 05 21:23:13.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.887 INFO [stderr]   --> src/main.rs:41:9
Dec 05 21:23:13.887 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Dec 05 21:23:13.888 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:55:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 55 |                 io::stdout().flush();
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:56:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:58:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 58 |                 io::stdout().flush();
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:59:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 59 |                 io::stdin().read_line(&mut receiver);
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:62:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 62 |                 io::stdout().flush();
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:63:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 63 |                 io::stdin().read_line(&mut amount);
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:87:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 87 |                 io::stdout().flush();
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:88:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 88 |                 io::stdin().read_line(&mut new_diff);
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:98:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 98 |                 io::stdout().flush();
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:13.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:13.888 INFO [stderr]   --> src/main.rs:99:17
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr] 99 |                 io::stdin().read_line(&mut new_reward);
Dec 05 21:23:13.888 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:13.888 INFO [stderr]    |
Dec 05 21:23:13.888 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:13.888 INFO [stderr] 
Dec 05 21:23:15.321 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
Dec 05 21:23:15.337 INFO [stderr] su: No module specific data is present
Dec 05 21:23:16.129 INFO running `"docker" "inspect" "0e13a85b4a638f6e5de363ffe3d44e30d0ad0dfa7c300ab5b1646c4ee5261318"`
Dec 05 21:23:16.466 INFO running `"docker" "rm" "-f" "0e13a85b4a638f6e5de363ffe3d44e30d0ad0dfa7c300ab5b1646c4ee5261318"`
Dec 05 21:23:16.840 INFO [stdout] 0e13a85b4a638f6e5de363ffe3d44e30d0ad0dfa7c300ab5b1646c4ee5261318
Dec 05 21:23:16.846 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 21:23:17.360 INFO [stdout] 4cba2e02e2b9c58378487a42cf22d13f1f983c8e231927ef879a94d69aba6342
Dec 05 21:23:17.362 INFO running `"docker" "start" "-a" "4cba2e02e2b9c58378487a42cf22d13f1f983c8e231927ef879a94d69aba6342"`
Dec 05 21:23:18.765 INFO [stderr] usermod: no changes
Dec 05 21:23:18.920 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Dec 05 21:23:19.756 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.756 INFO [stderr]   --> src/main.rs:17:5
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr] 17 |     io::stdout().flush();
Dec 05 21:23:19.756 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 21:23:19.756 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.756 INFO [stderr] 
Dec 05 21:23:19.756 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.756 INFO [stderr]   --> src/main.rs:18:5
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr] 18 |     io::stdin().read_line(&mut miner_addr);
Dec 05 21:23:19.756 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.756 INFO [stderr] 
Dec 05 21:23:19.756 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.756 INFO [stderr]   --> src/main.rs:21:5
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr] 21 |     io::stdout().flush();
Dec 05 21:23:19.756 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.756 INFO [stderr] 
Dec 05 21:23:19.756 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.756 INFO [stderr]   --> src/main.rs:22:5
Dec 05 21:23:19.756 INFO [stderr]    |
Dec 05 21:23:19.756 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Dec 05 21:23:19.756 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:39:9
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 39 |         io::stdout().flush();
Dec 05 21:23:19.757 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:41:9
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Dec 05 21:23:19.757 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:55:17
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 55 |                 io::stdout().flush();
Dec 05 21:23:19.757 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:56:17
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Dec 05 21:23:19.757 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:58:17
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 58 |                 io::stdout().flush();
Dec 05 21:23:19.757 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:59:17
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 59 |                 io::stdin().read_line(&mut receiver);
Dec 05 21:23:19.757 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:62:17
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 62 |                 io::stdout().flush();
Dec 05 21:23:19.757 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.757 INFO [stderr] 
Dec 05 21:23:19.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.757 INFO [stderr]   --> src/main.rs:63:17
Dec 05 21:23:19.757 INFO [stderr]    |
Dec 05 21:23:19.757 INFO [stderr] 63 |                 io::stdin().read_line(&mut amount);
Dec 05 21:23:19.757 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.758 INFO [stderr] 
Dec 05 21:23:19.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.758 INFO [stderr]   --> src/main.rs:87:17
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr] 87 |                 io::stdout().flush();
Dec 05 21:23:19.758 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.758 INFO [stderr] 
Dec 05 21:23:19.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.758 INFO [stderr]   --> src/main.rs:88:17
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr] 88 |                 io::stdin().read_line(&mut new_diff);
Dec 05 21:23:19.758 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.758 INFO [stderr] 
Dec 05 21:23:19.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.758 INFO [stderr]   --> src/main.rs:98:17
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr] 98 |                 io::stdout().flush();
Dec 05 21:23:19.758 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.758 INFO [stderr] 
Dec 05 21:23:19.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 21:23:19.758 INFO [stderr]   --> src/main.rs:99:17
Dec 05 21:23:19.758 INFO [stderr]    |
Dec 05 21:23:19.758 INFO [stderr] 99 |                 io::stdin().read_line(&mut new_reward);
Dec 05 21:23:19.758 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 21:23:19.759 INFO [stderr]    |
Dec 05 21:23:19.759 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 21:23:19.759 INFO [stderr] 
Dec 05 21:23:20.236 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Dec 05 21:23:20.244 INFO [stderr] su: No module specific data is present
Dec 05 21:23:21.796 INFO running `"docker" "inspect" "4cba2e02e2b9c58378487a42cf22d13f1f983c8e231927ef879a94d69aba6342"`
Dec 05 21:23:22.150 INFO running `"docker" "rm" "-f" "4cba2e02e2b9c58378487a42cf22d13f1f983c8e231927ef879a94d69aba6342"`
Dec 05 21:23:22.484 INFO [stdout] 4cba2e02e2b9c58378487a42cf22d13f1f983c8e231927ef879a94d69aba6342
Dec 05 21:23:22.488 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 21:23:23.029 INFO [stdout] 84b7e75313d7c30648478f0e14ba9adb8b9f13479ccf689bd6860296edff2119
Dec 05 21:23:23.031 INFO running `"docker" "start" "-a" "84b7e75313d7c30648478f0e14ba9adb8b9f13479ccf689bd6860296edff2119"`
Dec 05 21:23:24.761 INFO [stderr] usermod: no changes
Dec 05 21:23:24.908 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Dec 05 21:23:24.908 INFO [stderr]      Running /target/debug/deps/blockchain-2750a024b80652cf
Dec 05 21:23:24.915 INFO [stdout] 
Dec 05 21:23:24.915 INFO [stdout] running 0 tests
Dec 05 21:23:24.915 INFO [stdout] 
Dec 05 21:23:24.915 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 21:23:24.915 INFO [stdout] 
Dec 05 21:23:24.917 INFO [stderr] su: No module specific data is present
Dec 05 21:23:26.170 INFO running `"docker" "inspect" "84b7e75313d7c30648478f0e14ba9adb8b9f13479ccf689bd6860296edff2119"`
Dec 05 21:23:26.510 INFO running `"docker" "rm" "-f" "84b7e75313d7c30648478f0e14ba9adb8b9f13479ccf689bd6860296edff2119"`
Dec 05 21:23:26.796 INFO [stdout] 84b7e75313d7c30648478f0e14ba9adb8b9f13479ccf689bd6860296edff2119