Nov 01 06:12:37.045 INFO checking dennisfurrer/RustBlockchain against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538 Nov 01 06:12:37.045 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 06:12:37.498 INFO blam! 5e4e2caa670aed39fa25b534916414df71f26cb041e096df2fbaf8b60c8a948f Nov 01 06:12:37.512 INFO running `"docker" "start" "-a" "5e4e2caa670aed39fa25b534916414df71f26cb041e096df2fbaf8b60c8a948f"` Nov 01 06:12:39.156 INFO kablam! usermod: no changes Nov 01 06:12:39.333 INFO kablam! Checking blockchain v0.1.0 (/source) Nov 01 06:12:40.815 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.815 INFO kablam! --> src/main.rs:18:5 Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! 18 | io::stdout().flush(); Nov 01 06:12:40.815 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 01 06:12:40.815 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.815 INFO kablam! Nov 01 06:12:40.815 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.815 INFO kablam! --> src/main.rs:19:5 Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! 19 | io::stdin().read_line(&mut miner_address); Nov 01 06:12:40.815 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.815 INFO kablam! Nov 01 06:12:40.815 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.815 INFO kablam! --> src/main.rs:21:5 Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! 21 | io::stdout().flush(); Nov 01 06:12:40.815 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.815 INFO kablam! Nov 01 06:12:40.815 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.815 INFO kablam! --> src/main.rs:22:5 Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Nov 01 06:12:40.815 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.815 INFO kablam! | Nov 01 06:12:40.815 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.815 INFO kablam! Nov 01 06:12:40.820 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.820 INFO kablam! --> src/main.rs:38:9 Nov 01 06:12:40.821 INFO kablam! | Nov 01 06:12:40.821 INFO kablam! 38 | io::stdout().flush(); Nov 01 06:12:40.821 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.821 INFO kablam! | Nov 01 06:12:40.821 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.821 INFO kablam! Nov 01 06:12:40.821 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.821 INFO kablam! --> src/main.rs:40:9 Nov 01 06:12:40.821 INFO kablam! | Nov 01 06:12:40.821 INFO kablam! 40 | io::stdin().read_line(&mut choice); Nov 01 06:12:40.822 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.822 INFO kablam! | Nov 01 06:12:40.822 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.822 INFO kablam! Nov 01 06:12:40.822 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.822 INFO kablam! --> src/main.rs:71:17 Nov 01 06:12:40.822 INFO kablam! | Nov 01 06:12:40.822 INFO kablam! 71 | io::stdout().flush(); Nov 01 06:12:40.822 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.822 INFO kablam! | Nov 01 06:12:40.822 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.822 INFO kablam! Nov 01 06:12:40.822 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.822 INFO kablam! --> src/main.rs:72:17 Nov 01 06:12:40.822 INFO kablam! | Nov 01 06:12:40.822 INFO kablam! 72 | io::stdin().read_line(&mut from); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:74:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 74 | io::stdout().flush(); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:75:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 75 | io::stdin().read_line(&mut to); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:77:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 77 | io::stdout().flush(); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:78:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 78 | io::stdin().read_line(&mut amount); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:106:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 106 | io::stdout().flush(); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:107:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 107 | io::stdin().read_line(&mut new_diff); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:119:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 119 | io::stdout().flush(); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:40.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:40.823 INFO kablam! --> src/main.rs:120:17 Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! 120 | io::stdin().read_line(&mut new_reward); Nov 01 06:12:40.823 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:40.823 INFO kablam! | Nov 01 06:12:40.823 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:40.823 INFO kablam! Nov 01 06:12:41.028 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.028 INFO kablam! --> src/main.rs:18:5 Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! 18 | io::stdout().flush(); Nov 01 06:12:41.028 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 01 06:12:41.028 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.028 INFO kablam! Nov 01 06:12:41.028 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.028 INFO kablam! --> src/main.rs:19:5 Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! 19 | io::stdin().read_line(&mut miner_address); Nov 01 06:12:41.028 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.028 INFO kablam! Nov 01 06:12:41.028 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.028 INFO kablam! --> src/main.rs:21:5 Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! 21 | io::stdout().flush(); Nov 01 06:12:41.028 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.028 INFO kablam! Nov 01 06:12:41.028 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.028 INFO kablam! --> src/main.rs:22:5 Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Nov 01 06:12:41.028 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.028 INFO kablam! Nov 01 06:12:41.028 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.028 INFO kablam! --> src/main.rs:38:9 Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! 38 | io::stdout().flush(); Nov 01 06:12:41.028 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.028 INFO kablam! | Nov 01 06:12:41.028 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:40:9 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 40 | io::stdin().read_line(&mut choice); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:71:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 71 | io::stdout().flush(); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:72:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 72 | io::stdin().read_line(&mut from); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:74:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 74 | io::stdout().flush(); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:75:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 75 | io::stdin().read_line(&mut to); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:77:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 77 | io::stdout().flush(); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:78:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 78 | io::stdin().read_line(&mut amount); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:106:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 106 | io::stdout().flush(); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:107:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 107 | io::stdin().read_line(&mut new_diff); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.029 INFO kablam! --> src/main.rs:119:17 Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! 119 | io::stdout().flush(); Nov 01 06:12:41.029 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.029 INFO kablam! | Nov 01 06:12:41.029 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.029 INFO kablam! Nov 01 06:12:41.029 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 06:12:41.030 INFO kablam! --> src/main.rs:120:17 Nov 01 06:12:41.030 INFO kablam! | Nov 01 06:12:41.030 INFO kablam! 120 | io::stdin().read_line(&mut new_reward); Nov 01 06:12:41.030 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 06:12:41.030 INFO kablam! | Nov 01 06:12:41.030 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 06:12:41.030 INFO kablam! Nov 01 06:12:41.049 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.86s Nov 01 06:12:41.054 INFO kablam! su: No module specific data is present Nov 01 06:12:41.904 INFO running `"docker" "rm" "-f" "5e4e2caa670aed39fa25b534916414df71f26cb041e096df2fbaf8b60c8a948f"` Nov 01 06:12:42.220 INFO blam! 5e4e2caa670aed39fa25b534916414df71f26cb041e096df2fbaf8b60c8a948f