Nov 02 18:02:39.426 INFO checking arjanvaneersel/rust-blockchain against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517 Nov 02 18:02:39.427 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-2/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 18:02:39.796 INFO blam! deef84e5d21ddb431e8c00b5d90aa7a676e9af3436c8bd7f3ce668dfc10f0039 Nov 02 18:02:39.804 INFO running `"docker" "start" "-a" "deef84e5d21ddb431e8c00b5d90aa7a676e9af3436c8bd7f3ce668dfc10f0039"` Nov 02 18:02:41.199 INFO kablam! usermod: no changes Nov 02 18:02:41.337 INFO kablam! Checking serde_json v1.0.12 Nov 02 18:02:43.976 INFO kablam! Checking bfs v0.1.0 (/source) Nov 02 18:02:45.818 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.818 INFO kablam! --> src/main.rs:17:5 Nov 02 18:02:45.818 INFO kablam! | Nov 02 18:02:45.819 INFO kablam! 17 | io::stdout().flush(); Nov 02 18:02:45.819 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.819 INFO kablam! | Nov 02 18:02:45.820 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 02 18:02:45.820 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.820 INFO kablam! Nov 02 18:02:45.820 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.821 INFO kablam! --> src/main.rs:18:5 Nov 02 18:02:45.821 INFO kablam! | Nov 02 18:02:45.821 INFO kablam! 18 | io::stdin().read_line(&mut miner_addr); Nov 02 18:02:45.822 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.822 INFO kablam! | Nov 02 18:02:45.822 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.822 INFO kablam! Nov 02 18:02:45.823 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.823 INFO kablam! --> src/main.rs:21:5 Nov 02 18:02:45.823 INFO kablam! | Nov 02 18:02:45.824 INFO kablam! 21 | io::stdout().flush(); Nov 02 18:02:45.824 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.824 INFO kablam! | Nov 02 18:02:45.824 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.825 INFO kablam! Nov 02 18:02:45.825 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.825 INFO kablam! --> src/main.rs:22:5 Nov 02 18:02:45.825 INFO kablam! | Nov 02 18:02:45.826 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Nov 02 18:02:45.826 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.826 INFO kablam! | Nov 02 18:02:45.826 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.827 INFO kablam! Nov 02 18:02:45.827 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.827 INFO kablam! --> src/main.rs:36:9 Nov 02 18:02:45.827 INFO kablam! | Nov 02 18:02:45.828 INFO kablam! 36 | io::stdout().flush(); Nov 02 18:02:45.828 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.828 INFO kablam! | Nov 02 18:02:45.828 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.829 INFO kablam! Nov 02 18:02:45.829 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.829 INFO kablam! --> src/main.rs:38:9 Nov 02 18:02:45.829 INFO kablam! | Nov 02 18:02:45.830 INFO kablam! 38 | io::stdin().read_line(&mut choice); Nov 02 18:02:45.830 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.830 INFO kablam! | Nov 02 18:02:45.831 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.831 INFO kablam! Nov 02 18:02:45.831 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.831 INFO kablam! --> src/main.rs:52:17 Nov 02 18:02:45.832 INFO kablam! | Nov 02 18:02:45.832 INFO kablam! 52 | io::stdout().flush(); Nov 02 18:02:45.832 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.833 INFO kablam! | Nov 02 18:02:45.833 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.833 INFO kablam! Nov 02 18:02:45.833 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.834 INFO kablam! --> src/main.rs:53:17 Nov 02 18:02:45.834 INFO kablam! | Nov 02 18:02:45.834 INFO kablam! 53 | io::stdin().read_line(&mut sender); Nov 02 18:02:45.834 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.835 INFO kablam! | Nov 02 18:02:45.835 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.835 INFO kablam! Nov 02 18:02:45.835 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.836 INFO kablam! --> src/main.rs:56:17 Nov 02 18:02:45.836 INFO kablam! | Nov 02 18:02:45.836 INFO kablam! 56 | io::stdout().flush(); Nov 02 18:02:45.836 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.837 INFO kablam! | Nov 02 18:02:45.837 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.837 INFO kablam! Nov 02 18:02:45.837 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.838 INFO kablam! --> src/main.rs:57:17 Nov 02 18:02:45.838 INFO kablam! | Nov 02 18:02:45.838 INFO kablam! 57 | io::stdin().read_line(&mut receiver); Nov 02 18:02:45.839 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.839 INFO kablam! | Nov 02 18:02:45.839 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.839 INFO kablam! Nov 02 18:02:45.840 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.840 INFO kablam! --> src/main.rs:60:17 Nov 02 18:02:45.840 INFO kablam! | Nov 02 18:02:45.841 INFO kablam! 60 | io::stdout().flush(); Nov 02 18:02:45.841 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.841 INFO kablam! | Nov 02 18:02:45.842 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.842 INFO kablam! Nov 02 18:02:45.842 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.842 INFO kablam! --> src/main.rs:61:17 Nov 02 18:02:45.842 INFO kablam! | Nov 02 18:02:45.843 INFO kablam! 61 | io::stdin().read_line(&mut amount); Nov 02 18:02:45.843 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.843 INFO kablam! | Nov 02 18:02:45.844 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.844 INFO kablam! Nov 02 18:02:45.844 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.844 INFO kablam! --> src/main.rs:80:17 Nov 02 18:02:45.844 INFO kablam! | Nov 02 18:02:45.845 INFO kablam! 80 | io::stdout().flush(); Nov 02 18:02:45.845 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.845 INFO kablam! | Nov 02 18:02:45.845 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.846 INFO kablam! Nov 02 18:02:45.846 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.846 INFO kablam! --> src/main.rs:81:17 Nov 02 18:02:45.846 INFO kablam! | Nov 02 18:02:45.847 INFO kablam! 81 | io::stdin().read_line(&mut new_diff); Nov 02 18:02:45.847 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.847 INFO kablam! | Nov 02 18:02:45.847 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.848 INFO kablam! Nov 02 18:02:45.848 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.848 INFO kablam! --> src/main.rs:93:17 Nov 02 18:02:45.848 INFO kablam! | Nov 02 18:02:45.849 INFO kablam! 93 | io::stdout().flush(); Nov 02 18:02:45.849 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.849 INFO kablam! | Nov 02 18:02:45.849 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.850 INFO kablam! Nov 02 18:02:45.850 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.850 INFO kablam! --> src/main.rs:94:17 Nov 02 18:02:45.851 INFO kablam! | Nov 02 18:02:45.851 INFO kablam! 94 | io::stdin().read_line(&mut new_reward); Nov 02 18:02:45.851 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.851 INFO kablam! | Nov 02 18:02:45.852 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.852 INFO kablam! Nov 02 18:02:45.938 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.939 INFO kablam! --> src/main.rs:17:5 Nov 02 18:02:45.939 INFO kablam! | Nov 02 18:02:45.939 INFO kablam! 17 | io::stdout().flush(); Nov 02 18:02:45.940 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.940 INFO kablam! | Nov 02 18:02:45.940 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 02 18:02:45.940 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.941 INFO kablam! Nov 02 18:02:45.941 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.941 INFO kablam! --> src/main.rs:18:5 Nov 02 18:02:45.941 INFO kablam! | Nov 02 18:02:45.942 INFO kablam! 18 | io::stdin().read_line(&mut miner_addr); Nov 02 18:02:45.942 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.942 INFO kablam! | Nov 02 18:02:45.942 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.943 INFO kablam! Nov 02 18:02:45.943 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.943 INFO kablam! --> src/main.rs:21:5 Nov 02 18:02:45.943 INFO kablam! | Nov 02 18:02:45.944 INFO kablam! 21 | io::stdout().flush(); Nov 02 18:02:45.944 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.944 INFO kablam! | Nov 02 18:02:45.944 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.945 INFO kablam! Nov 02 18:02:45.945 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.945 INFO kablam! --> src/main.rs:22:5 Nov 02 18:02:45.945 INFO kablam! | Nov 02 18:02:45.946 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Nov 02 18:02:45.946 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.946 INFO kablam! | Nov 02 18:02:45.946 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.947 INFO kablam! Nov 02 18:02:45.947 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.947 INFO kablam! --> src/main.rs:36:9 Nov 02 18:02:45.947 INFO kablam! | Nov 02 18:02:45.948 INFO kablam! 36 | io::stdout().flush(); Nov 02 18:02:45.948 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.948 INFO kablam! | Nov 02 18:02:45.948 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.949 INFO kablam! Nov 02 18:02:45.949 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.949 INFO kablam! --> src/main.rs:38:9 Nov 02 18:02:45.949 INFO kablam! | Nov 02 18:02:45.950 INFO kablam! 38 | io::stdin().read_line(&mut choice); Nov 02 18:02:45.950 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.950 INFO kablam! | Nov 02 18:02:45.950 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.951 INFO kablam! Nov 02 18:02:45.951 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.951 INFO kablam! --> src/main.rs:52:17 Nov 02 18:02:45.951 INFO kablam! | Nov 02 18:02:45.952 INFO kablam! 52 | io::stdout().flush(); Nov 02 18:02:45.952 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.952 INFO kablam! | Nov 02 18:02:45.953 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.953 INFO kablam! Nov 02 18:02:45.953 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.953 INFO kablam! --> src/main.rs:53:17 Nov 02 18:02:45.953 INFO kablam! | Nov 02 18:02:45.954 INFO kablam! 53 | io::stdin().read_line(&mut sender); Nov 02 18:02:45.954 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.954 INFO kablam! | Nov 02 18:02:45.954 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.955 INFO kablam! Nov 02 18:02:45.955 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.955 INFO kablam! --> src/main.rs:56:17 Nov 02 18:02:45.956 INFO kablam! | Nov 02 18:02:45.956 INFO kablam! 56 | io::stdout().flush(); Nov 02 18:02:45.956 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.956 INFO kablam! | Nov 02 18:02:45.957 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.957 INFO kablam! Nov 02 18:02:45.957 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.957 INFO kablam! --> src/main.rs:57:17 Nov 02 18:02:45.958 INFO kablam! | Nov 02 18:02:45.958 INFO kablam! 57 | io::stdin().read_line(&mut receiver); Nov 02 18:02:45.958 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.958 INFO kablam! | Nov 02 18:02:45.958 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.959 INFO kablam! Nov 02 18:02:45.959 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.959 INFO kablam! --> src/main.rs:60:17 Nov 02 18:02:45.960 INFO kablam! | Nov 02 18:02:45.960 INFO kablam! 60 | io::stdout().flush(); Nov 02 18:02:45.964 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.964 INFO kablam! | Nov 02 18:02:45.965 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.965 INFO kablam! Nov 02 18:02:45.965 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.965 INFO kablam! --> src/main.rs:61:17 Nov 02 18:02:45.966 INFO kablam! | Nov 02 18:02:45.966 INFO kablam! 61 | io::stdin().read_line(&mut amount); Nov 02 18:02:45.966 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.966 INFO kablam! | Nov 02 18:02:45.967 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.967 INFO kablam! Nov 02 18:02:45.967 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.967 INFO kablam! --> src/main.rs:80:17 Nov 02 18:02:45.968 INFO kablam! | Nov 02 18:02:45.968 INFO kablam! 80 | io::stdout().flush(); Nov 02 18:02:45.968 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.968 INFO kablam! | Nov 02 18:02:45.969 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.969 INFO kablam! Nov 02 18:02:45.969 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.969 INFO kablam! --> src/main.rs:81:17 Nov 02 18:02:45.970 INFO kablam! | Nov 02 18:02:45.970 INFO kablam! 81 | io::stdin().read_line(&mut new_diff); Nov 02 18:02:45.970 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.970 INFO kablam! | Nov 02 18:02:45.971 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.971 INFO kablam! Nov 02 18:02:45.971 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.971 INFO kablam! --> src/main.rs:93:17 Nov 02 18:02:45.972 INFO kablam! | Nov 02 18:02:45.972 INFO kablam! 93 | io::stdout().flush(); Nov 02 18:02:45.972 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.972 INFO kablam! | Nov 02 18:02:45.973 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.973 INFO kablam! Nov 02 18:02:45.973 INFO kablam! warning: unused `std::result::Result` that must be used Nov 02 18:02:45.973 INFO kablam! --> src/main.rs:94:17 Nov 02 18:02:45.974 INFO kablam! | Nov 02 18:02:45.974 INFO kablam! 94 | io::stdin().read_line(&mut new_reward); Nov 02 18:02:45.974 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 02 18:02:45.974 INFO kablam! | Nov 02 18:02:45.975 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 02 18:02:45.975 INFO kablam! Nov 02 18:02:45.975 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 4.73s Nov 02 18:02:45.975 INFO kablam! su: No module specific data is present Nov 02 18:02:46.693 INFO running `"docker" "rm" "-f" "deef84e5d21ddb431e8c00b5d90aa7a676e9af3436c8bd7f3ce668dfc10f0039"` Nov 02 18:02:47.032 INFO blam! deef84e5d21ddb431e8c00b5d90aa7a676e9af3436c8bd7f3ce668dfc10f0039