Oct 13 01:03:58.653 INFO checking arjanvaneersel/rust-blockchain against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 13 01:03:58.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"` Oct 13 01:03:59.079 INFO blam! f895d70504e4d882f506330e9c8770bf69152bd6348e993682cbbd9b6c510036 Oct 13 01:03:59.084 INFO running `"docker" "start" "-a" "f895d70504e4d882f506330e9c8770bf69152bd6348e993682cbbd9b6c510036"` Oct 13 01:04:00.264 INFO kablam! usermod: no changes Oct 13 01:04:00.468 INFO kablam! Checking bfs v0.1.0 (/source) Oct 13 01:04:02.088 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.088 INFO kablam! --> src/main.rs:17:5 Oct 13 01:04:02.088 INFO kablam! | Oct 13 01:04:02.088 INFO kablam! 17 | io::stdout().flush(); Oct 13 01:04:02.088 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.088 INFO kablam! | Oct 13 01:04:02.088 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 13 01:04:02.088 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.088 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:18:5 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 18 | io::stdin().read_line(&mut miner_addr); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:21:5 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 21 | io::stdout().flush(); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:22:5 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:36:9 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 36 | io::stdout().flush(); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:38:9 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 38 | io::stdin().read_line(&mut choice); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:52:17 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 52 | io::stdout().flush(); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.090 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.090 INFO kablam! --> src/main.rs:53:17 Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! 53 | io::stdin().read_line(&mut sender); Oct 13 01:04:02.090 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.090 INFO kablam! | Oct 13 01:04:02.090 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.090 INFO kablam! Oct 13 01:04:02.100 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.100 INFO kablam! --> src/main.rs:56:17 Oct 13 01:04:02.100 INFO kablam! | Oct 13 01:04:02.100 INFO kablam! 56 | io::stdout().flush(); Oct 13 01:04:02.100 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.100 INFO kablam! | Oct 13 01:04:02.100 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.100 INFO kablam! Oct 13 01:04:02.100 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.100 INFO kablam! --> src/main.rs:57:17 Oct 13 01:04:02.100 INFO kablam! | Oct 13 01:04:02.100 INFO kablam! 57 | io::stdin().read_line(&mut receiver); Oct 13 01:04:02.100 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.100 INFO kablam! | Oct 13 01:04:02.100 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.100 INFO kablam! Oct 13 01:04:02.100 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.100 INFO kablam! --> src/main.rs:60:17 Oct 13 01:04:02.100 INFO kablam! | Oct 13 01:04:02.100 INFO kablam! 60 | io::stdout().flush(); Oct 13 01:04:02.100 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.100 INFO kablam! | Oct 13 01:04:02.100 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.100 INFO kablam! Oct 13 01:04:02.100 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.101 INFO kablam! --> src/main.rs:61:17 Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! 61 | io::stdin().read_line(&mut amount); Oct 13 01:04:02.101 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.101 INFO kablam! Oct 13 01:04:02.101 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.101 INFO kablam! --> src/main.rs:80:17 Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! 80 | io::stdout().flush(); Oct 13 01:04:02.101 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.101 INFO kablam! Oct 13 01:04:02.101 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.101 INFO kablam! --> src/main.rs:81:17 Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! 81 | io::stdin().read_line(&mut new_diff); Oct 13 01:04:02.101 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.101 INFO kablam! Oct 13 01:04:02.101 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.101 INFO kablam! --> src/main.rs:93:17 Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! 93 | io::stdout().flush(); Oct 13 01:04:02.101 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.101 INFO kablam! Oct 13 01:04:02.101 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.101 INFO kablam! --> src/main.rs:94:17 Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! 94 | io::stdin().read_line(&mut new_reward); Oct 13 01:04:02.101 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.101 INFO kablam! | Oct 13 01:04:02.101 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.101 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:17:5 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 17 | io::stdout().flush(); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:18:5 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 18 | io::stdin().read_line(&mut miner_addr); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:21:5 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 21 | io::stdout().flush(); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:22:5 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 22 | io::stdin().read_line(&mut difficulty); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:36:9 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 36 | io::stdout().flush(); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:38:9 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 38 | io::stdin().read_line(&mut choice); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:52:17 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 52 | io::stdout().flush(); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:53:17 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 53 | io::stdin().read_line(&mut sender); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:56:17 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 56 | io::stdout().flush(); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:57:17 Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! 57 | io::stdin().read_line(&mut receiver); Oct 13 01:04:02.365 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.365 INFO kablam! | Oct 13 01:04:02.365 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.365 INFO kablam! Oct 13 01:04:02.365 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.365 INFO kablam! --> src/main.rs:60:17 Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! 60 | io::stdout().flush(); Oct 13 01:04:02.366 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.366 INFO kablam! Oct 13 01:04:02.366 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.366 INFO kablam! --> src/main.rs:61:17 Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! 61 | io::stdin().read_line(&mut amount); Oct 13 01:04:02.366 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.366 INFO kablam! Oct 13 01:04:02.366 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.366 INFO kablam! --> src/main.rs:80:17 Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! 80 | io::stdout().flush(); Oct 13 01:04:02.366 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.366 INFO kablam! Oct 13 01:04:02.366 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.366 INFO kablam! --> src/main.rs:81:17 Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! 81 | io::stdin().read_line(&mut new_diff); Oct 13 01:04:02.366 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.366 INFO kablam! | Oct 13 01:04:02.366 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.366 INFO kablam! Oct 13 01:04:02.372 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.372 INFO kablam! --> src/main.rs:93:17 Oct 13 01:04:02.372 INFO kablam! | Oct 13 01:04:02.372 INFO kablam! 93 | io::stdout().flush(); Oct 13 01:04:02.372 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.372 INFO kablam! | Oct 13 01:04:02.372 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.372 INFO kablam! Oct 13 01:04:02.372 INFO kablam! warning: unused `std::result::Result` which must be used Oct 13 01:04:02.372 INFO kablam! --> src/main.rs:94:17 Oct 13 01:04:02.372 INFO kablam! | Oct 13 01:04:02.372 INFO kablam! 94 | io::stdin().read_line(&mut new_reward); Oct 13 01:04:02.372 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:04:02.372 INFO kablam! | Oct 13 01:04:02.372 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 13 01:04:02.372 INFO kablam! Oct 13 01:04:02.389 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 2.09s Oct 13 01:04:02.400 INFO kablam! su: No module specific data is present Oct 13 01:04:03.408 INFO running `"docker" "rm" "-f" "f895d70504e4d882f506330e9c8770bf69152bd6348e993682cbbd9b6c510036"` Oct 13 01:04:03.744 INFO blam! f895d70504e4d882f506330e9c8770bf69152bd6348e993682cbbd9b6c510036