Oct 26 17:29:30.242 INFO checking yogesum/blockchain-rs against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2 Oct 26 17:29:30.243 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-7/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 26 17:29:30.759 INFO blam! 54bf7b1e9618d8fddabbe25969f7cb427017c9355baceb14362df27e77869274 Oct 26 17:29:30.775 INFO running `"docker" "start" "-a" "54bf7b1e9618d8fddabbe25969f7cb427017c9355baceb14362df27e77869274"` Oct 26 17:29:32.217 INFO kablam! usermod: no changes Oct 26 17:29:32.391 INFO kablam! Checking arrayref v0.3.4 Oct 26 17:29:32.391 INFO kablam! Checking num-traits v0.2.2 Oct 26 17:29:32.433 INFO kablam! Checking serde v1.0.37 Oct 26 17:29:32.434 INFO kablam! Compiling proc-macro2 v0.3.1 Oct 26 17:29:32.443 INFO kablam! Checking digest v0.7.2 Oct 26 17:29:32.855 INFO kablam! Checking block-buffer v0.3.3 Oct 26 17:29:34.391 INFO kablam! Checking sha2 v0.7.0 Oct 26 17:29:39.563 INFO kablam! Compiling quote v0.5.1 Oct 26 17:29:40.855 INFO kablam! Compiling syn v0.13.1 Oct 26 17:29:53.719 INFO kablam! Compiling serde_derive_internals v0.23.0 Oct 26 17:29:58.676 INFO kablam! Compiling serde_derive v1.0.37 Oct 26 17:29:59.192 INFO kablam! Checking serde_json v1.0.13 Oct 26 17:30:10.754 INFO kablam! Checking blockchain-rs v0.1.0 (/source) Oct 26 17:30:11.297 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.298 INFO kablam! --> src/main.rs:16:5 Oct 26 17:30:11.299 INFO kablam! | Oct 26 17:30:11.300 INFO kablam! 16 | io::stdout().flush(); Oct 26 17:30:11.300 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.301 INFO kablam! | Oct 26 17:30:11.302 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 26 17:30:11.302 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.303 INFO kablam! Oct 26 17:30:11.304 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.304 INFO kablam! --> src/main.rs:17:5 Oct 26 17:30:11.305 INFO kablam! | Oct 26 17:30:11.306 INFO kablam! 17 | io::stdin().read_line(&mut miner_addr); Oct 26 17:30:11.306 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.307 INFO kablam! | Oct 26 17:30:11.307 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.308 INFO kablam! Oct 26 17:30:11.308 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.308 INFO kablam! --> src/main.rs:20:5 Oct 26 17:30:11.308 INFO kablam! | Oct 26 17:30:11.308 INFO kablam! 20 | io::stdout().flush(); Oct 26 17:30:11.308 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.308 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.310 INFO kablam! Oct 26 17:30:11.310 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.310 INFO kablam! --> src/main.rs:21:5 Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! 21 | io::stdin().read_line(&mut difficulty); Oct 26 17:30:11.310 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.310 INFO kablam! Oct 26 17:30:11.310 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.310 INFO kablam! --> src/main.rs:38:9 Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! 38 | io::stdout().flush(); Oct 26 17:30:11.310 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.310 INFO kablam! Oct 26 17:30:11.310 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.310 INFO kablam! --> src/main.rs:41:9 Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! 41 | io::stdin().read_line(&mut choice); Oct 26 17:30:11.310 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.310 INFO kablam! Oct 26 17:30:11.310 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.310 INFO kablam! --> src/main.rs:55:17 Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! 55 | io::stdout().flush(); Oct 26 17:30:11.310 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.310 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.310 INFO kablam! Oct 26 17:30:11.310 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.310 INFO kablam! --> src/main.rs:56:17 Oct 26 17:30:11.310 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 56 | io::stdin().read_line(&mut sender); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:59:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 59 | io::stdout().flush(); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:60:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 60 | io::stdin().read_line(&mut receiver); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:63:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 63 | io::stdout().flush(); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:64:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 64 | io::stdin().read_line(&mut amount); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:89:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 89 | io::stdout().flush(); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:90:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 90 | io::stdin().read_line(&mut new_diff); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:101:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 101 | io::stdout().flush(); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.311 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.311 INFO kablam! --> src/main.rs:102:17 Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! 102 | io::stdin().read_line(&mut new_reward); Oct 26 17:30:11.311 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.311 INFO kablam! | Oct 26 17:30:11.311 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.311 INFO kablam! Oct 26 17:30:11.471 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.471 INFO kablam! --> src/main.rs:16:5 Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! 16 | io::stdout().flush(); Oct 26 17:30:11.471 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 26 17:30:11.471 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.471 INFO kablam! Oct 26 17:30:11.471 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.471 INFO kablam! --> src/main.rs:17:5 Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! 17 | io::stdin().read_line(&mut miner_addr); Oct 26 17:30:11.471 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.471 INFO kablam! Oct 26 17:30:11.471 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.471 INFO kablam! --> src/main.rs:20:5 Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! 20 | io::stdout().flush(); Oct 26 17:30:11.471 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.471 INFO kablam! Oct 26 17:30:11.471 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.471 INFO kablam! --> src/main.rs:21:5 Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! 21 | io::stdin().read_line(&mut difficulty); Oct 26 17:30:11.471 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.471 INFO kablam! Oct 26 17:30:11.471 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.471 INFO kablam! --> src/main.rs:38:9 Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! 38 | io::stdout().flush(); Oct 26 17:30:11.471 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.471 INFO kablam! Oct 26 17:30:11.471 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.471 INFO kablam! --> src/main.rs:41:9 Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.471 INFO kablam! 41 | io::stdin().read_line(&mut choice); Oct 26 17:30:11.471 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.471 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.472 INFO kablam! Oct 26 17:30:11.472 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.472 INFO kablam! --> src/main.rs:55:17 Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! 55 | io::stdout().flush(); Oct 26 17:30:11.472 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.472 INFO kablam! Oct 26 17:30:11.472 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.472 INFO kablam! --> src/main.rs:56:17 Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! 56 | io::stdin().read_line(&mut sender); Oct 26 17:30:11.472 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.472 INFO kablam! Oct 26 17:30:11.472 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.472 INFO kablam! --> src/main.rs:59:17 Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! 59 | io::stdout().flush(); Oct 26 17:30:11.472 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.472 INFO kablam! Oct 26 17:30:11.472 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.472 INFO kablam! --> src/main.rs:60:17 Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! 60 | io::stdin().read_line(&mut receiver); Oct 26 17:30:11.472 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.472 INFO kablam! Oct 26 17:30:11.472 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.472 INFO kablam! --> src/main.rs:63:17 Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! 63 | io::stdout().flush(); Oct 26 17:30:11.472 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.472 INFO kablam! Oct 26 17:30:11.472 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.472 INFO kablam! --> src/main.rs:64:17 Oct 26 17:30:11.472 INFO kablam! | Oct 26 17:30:11.472 INFO kablam! 64 | io::stdin().read_line(&mut amount); Oct 26 17:30:11.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.479 INFO kablam! Oct 26 17:30:11.479 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.479 INFO kablam! --> src/main.rs:89:17 Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! 89 | io::stdout().flush(); Oct 26 17:30:11.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.479 INFO kablam! Oct 26 17:30:11.479 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.479 INFO kablam! --> src/main.rs:90:17 Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! 90 | io::stdin().read_line(&mut new_diff); Oct 26 17:30:11.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.479 INFO kablam! Oct 26 17:30:11.479 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.479 INFO kablam! --> src/main.rs:101:17 Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! 101 | io::stdout().flush(); Oct 26 17:30:11.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.479 INFO kablam! Oct 26 17:30:11.479 INFO kablam! warning: unused `std::result::Result` that must be used Oct 26 17:30:11.479 INFO kablam! --> src/main.rs:102:17 Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! 102 | io::stdin().read_line(&mut new_reward); Oct 26 17:30:11.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 26 17:30:11.479 INFO kablam! | Oct 26 17:30:11.479 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 26 17:30:11.479 INFO kablam! Oct 26 17:30:11.550 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 39.29s Oct 26 17:30:11.554 INFO kablam! su: No module specific data is present Oct 26 17:30:13.069 INFO running `"docker" "rm" "-f" "54bf7b1e9618d8fddabbe25969f7cb427017c9355baceb14362df27e77869274"` Oct 26 17:30:13.459 INFO blam! 54bf7b1e9618d8fddabbe25969f7cb427017c9355baceb14362df27e77869274