Nov 16 07:30:44.298 INFO testing yogesum/blockchain-rs against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 07:30:44.299 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 16 07:30:44.892 INFO [stdout] a85e1d99cfda9b37070be3d3d544f2a2849812d62f22b735e94bb3288c43822c
Nov 16 07:30:44.895 INFO running `"docker" "start" "-a" "a85e1d99cfda9b37070be3d3d544f2a2849812d62f22b735e94bb3288c43822c"`
Nov 16 07:30:46.767 INFO [stderr] usermod: no changes
Nov 16 07:30:46.899 INFO [stderr]    Compiling typenum v1.10.0
Nov 16 07:30:46.899 INFO [stderr]    Compiling byte-tools v0.2.0
Nov 16 07:30:46.900 INFO [stderr]    Compiling arrayref v0.3.4
Nov 16 07:30:46.900 INFO [stderr]    Compiling num-traits v0.2.2
Nov 16 07:30:46.900 INFO [stderr]    Compiling serde v1.0.37
Nov 16 07:30:46.901 INFO [stderr]    Compiling fake-simd v0.1.2
Nov 16 07:30:46.914 INFO [stderr]    Compiling libc v0.2.40
Nov 16 07:30:46.914 INFO [stderr]    Compiling proc-macro2 v0.3.1
Nov 16 07:30:48.647 INFO [stderr]    Compiling block-buffer v0.3.3
Nov 16 07:30:53.782 INFO [stderr]    Compiling time v0.1.39
Nov 16 07:30:58.879 INFO [stderr]    Compiling quote v0.5.1
Nov 16 07:31:00.085 INFO [stderr]    Compiling generic-array v0.9.0
Nov 16 07:31:01.402 INFO [stderr]    Compiling syn v0.13.1
Nov 16 07:31:02.307 INFO [stderr]    Compiling digest v0.7.2
Nov 16 07:31:02.775 INFO [stderr]    Compiling sha2 v0.7.0
Nov 16 07:31:16.495 INFO [stderr]    Compiling serde_derive_internals v0.23.0
Nov 16 07:31:21.549 INFO [stderr]    Compiling serde_derive v1.0.37
Nov 16 07:31:22.975 INFO [stderr]    Compiling serde_json v1.0.13
Nov 16 07:31:35.214 INFO [stderr]    Compiling blockchain-rs v0.1.0 (/source)
Nov 16 07:31:35.655 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.656 INFO [stderr]   --> src/main.rs:16:5
Nov 16 07:31:35.657 INFO [stderr]    |
Nov 16 07:31:35.657 INFO [stderr] 16 |     io::stdout().flush();
Nov 16 07:31:35.658 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.658 INFO [stderr]    |
Nov 16 07:31:35.658 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 07:31:35.658 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.659 INFO [stderr] 
Nov 16 07:31:35.659 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.659 INFO [stderr]   --> src/main.rs:17:5
Nov 16 07:31:35.660 INFO [stderr]    |
Nov 16 07:31:35.660 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Nov 16 07:31:35.660 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.661 INFO [stderr]    |
Nov 16 07:31:35.661 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.661 INFO [stderr] 
Nov 16 07:31:35.662 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.662 INFO [stderr]   --> src/main.rs:20:5
Nov 16 07:31:35.662 INFO [stderr]    |
Nov 16 07:31:35.663 INFO [stderr] 20 |     io::stdout().flush();
Nov 16 07:31:35.663 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.663 INFO [stderr]    |
Nov 16 07:31:35.664 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.664 INFO [stderr] 
Nov 16 07:31:35.664 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.664 INFO [stderr]   --> src/main.rs:21:5
Nov 16 07:31:35.665 INFO [stderr]    |
Nov 16 07:31:35.665 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Nov 16 07:31:35.665 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.666 INFO [stderr]    |
Nov 16 07:31:35.666 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.666 INFO [stderr] 
Nov 16 07:31:35.667 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.667 INFO [stderr]   --> src/main.rs:38:9
Nov 16 07:31:35.667 INFO [stderr]    |
Nov 16 07:31:35.667 INFO [stderr] 38 |         io::stdout().flush();
Nov 16 07:31:35.668 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.668 INFO [stderr]    |
Nov 16 07:31:35.668 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.669 INFO [stderr] 
Nov 16 07:31:35.669 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.669 INFO [stderr]   --> src/main.rs:41:9
Nov 16 07:31:35.669 INFO [stderr]    |
Nov 16 07:31:35.670 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 16 07:31:35.670 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.670 INFO [stderr]    |
Nov 16 07:31:35.670 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.671 INFO [stderr] 
Nov 16 07:31:35.671 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.671 INFO [stderr]   --> src/main.rs:55:17
Nov 16 07:31:35.672 INFO [stderr]    |
Nov 16 07:31:35.672 INFO [stderr] 55 |                 io::stdout().flush();
Nov 16 07:31:35.672 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.672 INFO [stderr]    |
Nov 16 07:31:35.673 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.673 INFO [stderr] 
Nov 16 07:31:35.673 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.673 INFO [stderr]   --> src/main.rs:56:17
Nov 16 07:31:35.674 INFO [stderr]    |
Nov 16 07:31:35.674 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Nov 16 07:31:35.674 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.679 INFO [stderr]    |
Nov 16 07:31:35.681 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.682 INFO [stderr] 
Nov 16 07:31:35.682 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.682 INFO [stderr]   --> src/main.rs:59:17
Nov 16 07:31:35.683 INFO [stderr]    |
Nov 16 07:31:35.683 INFO [stderr] 59 |                 io::stdout().flush();
Nov 16 07:31:35.683 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.684 INFO [stderr]    |
Nov 16 07:31:35.684 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.684 INFO [stderr] 
Nov 16 07:31:35.685 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.685 INFO [stderr]   --> src/main.rs:60:17
Nov 16 07:31:35.685 INFO [stderr]    |
Nov 16 07:31:35.686 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Nov 16 07:31:35.686 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.686 INFO [stderr]    |
Nov 16 07:31:35.686 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.687 INFO [stderr] 
Nov 16 07:31:35.687 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.687 INFO [stderr]   --> src/main.rs:63:17
Nov 16 07:31:35.688 INFO [stderr]    |
Nov 16 07:31:35.688 INFO [stderr] 63 |                 io::stdout().flush();
Nov 16 07:31:35.688 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.688 INFO [stderr]    |
Nov 16 07:31:35.689 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.689 INFO [stderr] 
Nov 16 07:31:35.689 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.689 INFO [stderr]   --> src/main.rs:64:17
Nov 16 07:31:35.690 INFO [stderr]    |
Nov 16 07:31:35.690 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 16 07:31:35.690 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.695 INFO [stderr]    |
Nov 16 07:31:35.695 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.695 INFO [stderr] 
Nov 16 07:31:35.695 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.696 INFO [stderr]   --> src/main.rs:89:17
Nov 16 07:31:35.696 INFO [stderr]    |
Nov 16 07:31:35.696 INFO [stderr] 89 |                 io::stdout().flush();
Nov 16 07:31:35.697 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.697 INFO [stderr]    |
Nov 16 07:31:35.697 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.698 INFO [stderr] 
Nov 16 07:31:35.698 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.698 INFO [stderr]   --> src/main.rs:90:17
Nov 16 07:31:35.699 INFO [stderr]    |
Nov 16 07:31:35.699 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Nov 16 07:31:35.699 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.699 INFO [stderr]    |
Nov 16 07:31:35.699 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.699 INFO [stderr] 
Nov 16 07:31:35.699 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.699 INFO [stderr]    --> src/main.rs:101:17
Nov 16 07:31:35.699 INFO [stderr]     |
Nov 16 07:31:35.699 INFO [stderr] 101 |                 io::stdout().flush();
Nov 16 07:31:35.699 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.699 INFO [stderr]     |
Nov 16 07:31:35.699 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.699 INFO [stderr] 
Nov 16 07:31:35.699 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:35.699 INFO [stderr]    --> src/main.rs:102:17
Nov 16 07:31:35.699 INFO [stderr]     |
Nov 16 07:31:35.699 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Nov 16 07:31:35.699 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:35.699 INFO [stderr]     |
Nov 16 07:31:35.699 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:35.699 INFO [stderr] 
Nov 16 07:31:36.951 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.16s
Nov 16 07:31:36.955 INFO [stderr] su: No module specific data is present
Nov 16 07:31:37.585 INFO running `"docker" "inspect" "a85e1d99cfda9b37070be3d3d544f2a2849812d62f22b735e94bb3288c43822c"`
Nov 16 07:31:38.027 INFO running `"docker" "rm" "-f" "a85e1d99cfda9b37070be3d3d544f2a2849812d62f22b735e94bb3288c43822c"`
Nov 16 07:31:38.355 INFO [stdout] a85e1d99cfda9b37070be3d3d544f2a2849812d62f22b735e94bb3288c43822c
Nov 16 07:31:38.355 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 16 07:31:38.818 INFO [stdout] cd053e29aba63ba540c61d3075837292c6b0d6ede81696f321b9e9a7af06b02d
Nov 16 07:31:38.821 INFO running `"docker" "start" "-a" "cd053e29aba63ba540c61d3075837292c6b0d6ede81696f321b9e9a7af06b02d"`
Nov 16 07:31:40.231 INFO [stderr] usermod: no changes
Nov 16 07:31:40.307 INFO [stderr]    Compiling blockchain-rs v0.1.0 (/source)
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:16:5
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 16 |     io::stdout().flush();
Nov 16 07:31:40.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:17:5
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Nov 16 07:31:40.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:20:5
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 20 |     io::stdout().flush();
Nov 16 07:31:40.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:21:5
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Nov 16 07:31:40.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:38:9
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 38 |         io::stdout().flush();
Nov 16 07:31:40.740 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:41:9
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 16 07:31:40.740 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.740 INFO [stderr]   --> src/main.rs:55:17
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr] 55 |                 io::stdout().flush();
Nov 16 07:31:40.740 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.740 INFO [stderr]    |
Nov 16 07:31:40.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.740 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:56:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:59:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 59 |                 io::stdout().flush();
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:60:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:63:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 63 |                 io::stdout().flush();
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:64:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:89:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 89 |                 io::stdout().flush();
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]   --> src/main.rs:90:17
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Nov 16 07:31:40.741 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]    |
Nov 16 07:31:40.741 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]    --> src/main.rs:101:17
Nov 16 07:31:40.741 INFO [stderr]     |
Nov 16 07:31:40.741 INFO [stderr] 101 |                 io::stdout().flush();
Nov 16 07:31:40.741 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]     |
Nov 16 07:31:40.741 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:40.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 07:31:40.741 INFO [stderr]    --> src/main.rs:102:17
Nov 16 07:31:40.741 INFO [stderr]     |
Nov 16 07:31:40.741 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Nov 16 07:31:40.741 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 07:31:40.741 INFO [stderr]     |
Nov 16 07:31:40.741 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 07:31:40.741 INFO [stderr] 
Nov 16 07:31:41.091 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 16 07:31:41.099 INFO [stderr] su: No module specific data is present
Nov 16 07:31:42.075 INFO running `"docker" "inspect" "cd053e29aba63ba540c61d3075837292c6b0d6ede81696f321b9e9a7af06b02d"`
Nov 16 07:31:42.483 INFO running `"docker" "rm" "-f" "cd053e29aba63ba540c61d3075837292c6b0d6ede81696f321b9e9a7af06b02d"`
Nov 16 07:31:42.770 INFO [stdout] cd053e29aba63ba540c61d3075837292c6b0d6ede81696f321b9e9a7af06b02d
Nov 16 07:31:42.774 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 16 07:31:43.263 INFO [stdout] 92877a64e822a9fe13e195a728e0f204f833d7643a8e73bce36a61148bfb7ffb
Nov 16 07:31:43.266 INFO running `"docker" "start" "-a" "92877a64e822a9fe13e195a728e0f204f833d7643a8e73bce36a61148bfb7ffb"`
Nov 16 07:31:44.400 INFO [stderr] usermod: no changes
Nov 16 07:31:44.495 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Nov 16 07:31:44.507 INFO [stderr]      Running /target/debug/deps/blockchain_rs-47a823f7007deb41
Nov 16 07:31:44.511 INFO [stderr] su: No module specific data is present
Nov 16 07:31:44.511 INFO [stdout] 
Nov 16 07:31:44.511 INFO [stdout] running 0 tests
Nov 16 07:31:44.511 INFO [stdout] 
Nov 16 07:31:44.511 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 07:31:44.511 INFO [stdout] 
Nov 16 07:31:45.125 INFO running `"docker" "inspect" "92877a64e822a9fe13e195a728e0f204f833d7643a8e73bce36a61148bfb7ffb"`
Nov 16 07:31:45.371 INFO running `"docker" "rm" "-f" "92877a64e822a9fe13e195a728e0f204f833d7643a8e73bce36a61148bfb7ffb"`
Nov 16 07:31:45.727 INFO [stdout] 92877a64e822a9fe13e195a728e0f204f833d7643a8e73bce36a61148bfb7ffb