Nov 04 10:14:32.948 INFO checking arjanvaneersel/rust-blockchain against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655 Nov 04 10:14:32.948 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 10:14:33.436 INFO blam! f551c08637079d5625d5a4a04b49524b62933cd5f0fab6435757778a9acfae08 Nov 04 10:14:33.437 INFO running `"docker" "start" "-a" "f551c08637079d5625d5a4a04b49524b62933cd5f0fab6435757778a9acfae08"` Nov 04 10:14:34.815 INFO kablam! usermod: no changes Nov 04 10:14:34.942 INFO kablam! Checking itoa v0.4.0 Nov 04 10:14:34.947 INFO kablam! Checking sha2 v0.7.0 Nov 04 10:14:35.675 INFO kablam! Checking serde_json v1.0.12 Nov 04 10:14:38.131 INFO kablam! Checking bfs v0.1.0 (/source) Nov 04 10:14:39.667 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.667 INFO kablam! --> src/main.rs:17:5 Nov 04 10:14:39.668 INFO kablam! | Nov 04 10:14:39.668 INFO kablam! 17 | io::stdout().flush(); Nov 04 10:14:39.668 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.668 INFO kablam! | Nov 04 10:14:39.669 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 04 10:14:39.669 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.669 INFO kablam! Nov 04 10:14:39.670 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.670 INFO kablam! --> src/main.rs:18:5 Nov 04 10:14:39.670 INFO kablam! | Nov 04 10:14:39.671 INFO kablam! 18 | io::stdin().read_line(&mut miner_addr); Nov 04 10:14:39.671 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.671 INFO kablam! | Nov 04 10:14:39.671 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.672 INFO kablam! Nov 04 10:14:39.672 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.672 INFO kablam! --> src/main.rs:21:5 Nov 04 10:14:39.672 INFO kablam! | Nov 04 10:14:39.673 INFO kablam! 21 | io::stdout().flush(); Nov 04 10:14:39.673 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.673 INFO kablam! | Nov 04 10:14:39.673 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.674 INFO kablam! Nov 04 10:14:39.674 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.674 INFO kablam! --> src/main.rs:22:5 Nov 04 10:14:39.674 INFO kablam! | Nov 04 10:14:39.675 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Nov 04 10:14:39.675 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.675 INFO kablam! | Nov 04 10:14:39.676 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.676 INFO kablam! Nov 04 10:14:39.676 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.676 INFO kablam! --> src/main.rs:36:9 Nov 04 10:14:39.676 INFO kablam! | Nov 04 10:14:39.677 INFO kablam! 36 | io::stdout().flush(); Nov 04 10:14:39.677 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.677 INFO kablam! | Nov 04 10:14:39.678 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.678 INFO kablam! Nov 04 10:14:39.678 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.678 INFO kablam! --> src/main.rs:38:9 Nov 04 10:14:39.679 INFO kablam! | Nov 04 10:14:39.679 INFO kablam! 38 | io::stdin().read_line(&mut choice); Nov 04 10:14:39.679 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.679 INFO kablam! | Nov 04 10:14:39.680 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.680 INFO kablam! Nov 04 10:14:39.680 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.680 INFO kablam! --> src/main.rs:52:17 Nov 04 10:14:39.681 INFO kablam! | Nov 04 10:14:39.681 INFO kablam! 52 | io::stdout().flush(); Nov 04 10:14:39.681 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.681 INFO kablam! | Nov 04 10:14:39.682 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.682 INFO kablam! Nov 04 10:14:39.682 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.682 INFO kablam! --> src/main.rs:53:17 Nov 04 10:14:39.683 INFO kablam! | Nov 04 10:14:39.683 INFO kablam! 53 | io::stdin().read_line(&mut sender); Nov 04 10:14:39.683 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.684 INFO kablam! | Nov 04 10:14:39.684 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.684 INFO kablam! Nov 04 10:14:39.684 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.685 INFO kablam! --> src/main.rs:56:17 Nov 04 10:14:39.685 INFO kablam! | Nov 04 10:14:39.685 INFO kablam! 56 | io::stdout().flush(); Nov 04 10:14:39.686 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.686 INFO kablam! | Nov 04 10:14:39.686 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.687 INFO kablam! Nov 04 10:14:39.687 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.687 INFO kablam! --> src/main.rs:57:17 Nov 04 10:14:39.687 INFO kablam! | Nov 04 10:14:39.688 INFO kablam! 57 | io::stdin().read_line(&mut receiver); Nov 04 10:14:39.688 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.688 INFO kablam! | Nov 04 10:14:39.688 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.689 INFO kablam! Nov 04 10:14:39.689 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.689 INFO kablam! --> src/main.rs:60:17 Nov 04 10:14:39.689 INFO kablam! | Nov 04 10:14:39.690 INFO kablam! 60 | io::stdout().flush(); Nov 04 10:14:39.690 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.690 INFO kablam! | Nov 04 10:14:39.690 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.691 INFO kablam! Nov 04 10:14:39.691 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.691 INFO kablam! --> src/main.rs:61:17 Nov 04 10:14:39.692 INFO kablam! | Nov 04 10:14:39.692 INFO kablam! 61 | io::stdin().read_line(&mut amount); Nov 04 10:14:39.692 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.692 INFO kablam! | Nov 04 10:14:39.692 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.693 INFO kablam! Nov 04 10:14:39.693 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.693 INFO kablam! --> src/main.rs:80:17 Nov 04 10:14:39.694 INFO kablam! | Nov 04 10:14:39.694 INFO kablam! 80 | io::stdout().flush(); Nov 04 10:14:39.694 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.694 INFO kablam! | Nov 04 10:14:39.695 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.695 INFO kablam! Nov 04 10:14:39.695 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.695 INFO kablam! --> src/main.rs:81:17 Nov 04 10:14:39.696 INFO kablam! | Nov 04 10:14:39.696 INFO kablam! 81 | io::stdin().read_line(&mut new_diff); Nov 04 10:14:39.696 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.696 INFO kablam! | Nov 04 10:14:39.697 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.697 INFO kablam! Nov 04 10:14:39.697 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.697 INFO kablam! --> src/main.rs:93:17 Nov 04 10:14:39.698 INFO kablam! | Nov 04 10:14:39.698 INFO kablam! 93 | io::stdout().flush(); Nov 04 10:14:39.698 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.698 INFO kablam! | Nov 04 10:14:39.699 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.699 INFO kablam! Nov 04 10:14:39.699 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.699 INFO kablam! --> src/main.rs:94:17 Nov 04 10:14:39.700 INFO kablam! | Nov 04 10:14:39.700 INFO kablam! 94 | io::stdin().read_line(&mut new_reward); Nov 04 10:14:39.700 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.700 INFO kablam! | Nov 04 10:14:39.701 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.701 INFO kablam! Nov 04 10:14:39.759 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.759 INFO kablam! --> src/main.rs:17:5 Nov 04 10:14:39.760 INFO kablam! | Nov 04 10:14:39.760 INFO kablam! 17 | io::stdout().flush(); Nov 04 10:14:39.760 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.760 INFO kablam! | Nov 04 10:14:39.761 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 04 10:14:39.761 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.761 INFO kablam! Nov 04 10:14:39.761 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.762 INFO kablam! --> src/main.rs:18:5 Nov 04 10:14:39.762 INFO kablam! | Nov 04 10:14:39.762 INFO kablam! 18 | io::stdin().read_line(&mut miner_addr); Nov 04 10:14:39.762 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.762 INFO kablam! | Nov 04 10:14:39.762 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.762 INFO kablam! Nov 04 10:14:39.762 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.762 INFO kablam! --> src/main.rs:21:5 Nov 04 10:14:39.762 INFO kablam! | Nov 04 10:14:39.762 INFO kablam! 21 | io::stdout().flush(); Nov 04 10:14:39.762 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.762 INFO kablam! | Nov 04 10:14:39.762 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.762 INFO kablam! Nov 04 10:14:39.762 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.762 INFO kablam! --> src/main.rs:22:5 Nov 04 10:14:39.762 INFO kablam! | Nov 04 10:14:39.762 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Nov 04 10:14:39.762 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.762 INFO kablam! | Nov 04 10:14:39.762 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.762 INFO kablam! Nov 04 10:14:39.763 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.763 INFO kablam! --> src/main.rs:36:9 Nov 04 10:14:39.763 INFO kablam! | Nov 04 10:14:39.763 INFO kablam! 36 | io::stdout().flush(); Nov 04 10:14:39.763 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.763 INFO kablam! | Nov 04 10:14:39.763 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.763 INFO kablam! Nov 04 10:14:39.763 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.763 INFO kablam! --> src/main.rs:38:9 Nov 04 10:14:39.763 INFO kablam! | Nov 04 10:14:39.763 INFO kablam! 38 | io::stdin().read_line(&mut choice); Nov 04 10:14:39.763 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.763 INFO kablam! | Nov 04 10:14:39.763 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.763 INFO kablam! Nov 04 10:14:39.763 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.763 INFO kablam! --> src/main.rs:52:17 Nov 04 10:14:39.763 INFO kablam! | Nov 04 10:14:39.763 INFO kablam! 52 | io::stdout().flush(); Nov 04 10:14:39.763 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.763 INFO kablam! | Nov 04 10:14:39.763 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.763 INFO kablam! Nov 04 10:14:39.763 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.764 INFO kablam! --> src/main.rs:53:17 Nov 04 10:14:39.764 INFO kablam! | Nov 04 10:14:39.764 INFO kablam! 53 | io::stdin().read_line(&mut sender); Nov 04 10:14:39.764 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.764 INFO kablam! | Nov 04 10:14:39.764 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.764 INFO kablam! Nov 04 10:14:39.764 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.764 INFO kablam! --> src/main.rs:56:17 Nov 04 10:14:39.764 INFO kablam! | Nov 04 10:14:39.764 INFO kablam! 56 | io::stdout().flush(); Nov 04 10:14:39.764 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.764 INFO kablam! | Nov 04 10:14:39.764 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.764 INFO kablam! Nov 04 10:14:39.764 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.764 INFO kablam! --> src/main.rs:57:17 Nov 04 10:14:39.764 INFO kablam! | Nov 04 10:14:39.764 INFO kablam! 57 | io::stdin().read_line(&mut receiver); Nov 04 10:14:39.764 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.764 INFO kablam! | Nov 04 10:14:39.764 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.764 INFO kablam! Nov 04 10:14:39.764 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.764 INFO kablam! --> src/main.rs:60:17 Nov 04 10:14:39.765 INFO kablam! | Nov 04 10:14:39.765 INFO kablam! 60 | io::stdout().flush(); Nov 04 10:14:39.765 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.765 INFO kablam! | Nov 04 10:14:39.765 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.765 INFO kablam! Nov 04 10:14:39.765 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.765 INFO kablam! --> src/main.rs:61:17 Nov 04 10:14:39.765 INFO kablam! | Nov 04 10:14:39.765 INFO kablam! 61 | io::stdin().read_line(&mut amount); Nov 04 10:14:39.765 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.765 INFO kablam! | Nov 04 10:14:39.765 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.765 INFO kablam! Nov 04 10:14:39.765 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.765 INFO kablam! --> src/main.rs:80:17 Nov 04 10:14:39.765 INFO kablam! | Nov 04 10:14:39.765 INFO kablam! 80 | io::stdout().flush(); Nov 04 10:14:39.765 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.765 INFO kablam! | Nov 04 10:14:39.765 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.765 INFO kablam! Nov 04 10:14:39.765 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.765 INFO kablam! --> src/main.rs:81:17 Nov 04 10:14:39.766 INFO kablam! | Nov 04 10:14:39.766 INFO kablam! 81 | io::stdin().read_line(&mut new_diff); Nov 04 10:14:39.766 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.766 INFO kablam! | Nov 04 10:14:39.766 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.766 INFO kablam! Nov 04 10:14:39.766 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.766 INFO kablam! --> src/main.rs:93:17 Nov 04 10:14:39.766 INFO kablam! | Nov 04 10:14:39.766 INFO kablam! 93 | io::stdout().flush(); Nov 04 10:14:39.766 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.766 INFO kablam! | Nov 04 10:14:39.766 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.766 INFO kablam! Nov 04 10:14:39.766 INFO kablam! warning: unused `std::result::Result` that must be used Nov 04 10:14:39.766 INFO kablam! --> src/main.rs:94:17 Nov 04 10:14:39.766 INFO kablam! | Nov 04 10:14:39.766 INFO kablam! 94 | io::stdin().read_line(&mut new_reward); Nov 04 10:14:39.766 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 04 10:14:39.766 INFO kablam! | Nov 04 10:14:39.766 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 04 10:14:39.766 INFO kablam! Nov 04 10:14:39.815 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 4.93s Nov 04 10:14:39.815 INFO kablam! su: No module specific data is present Nov 04 10:14:40.685 INFO running `"docker" "rm" "-f" "f551c08637079d5625d5a4a04b49524b62933cd5f0fab6435757778a9acfae08"` Nov 04 10:14:40.932 INFO blam! f551c08637079d5625d5a4a04b49524b62933cd5f0fab6435757778a9acfae08