Dec 06 15:37:06.013 INFO testing AvishaiW/toy-blochain-rust against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 15:37:06.013 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 06 15:37:06.296 INFO [stdout] 3ff255475c249e878b4c3a6bf90d87803ae0d5685dc5ccbdaf2a6b17688955c1
Dec 06 15:37:06.304 INFO running `"docker" "start" "-a" "3ff255475c249e878b4c3a6bf90d87803ae0d5685dc5ccbdaf2a6b17688955c1"`
Dec 06 15:37:06.850 INFO [stderr] usermod: no changes
Dec 06 15:37:06.936 INFO [stderr]    Compiling sha2 v0.8.0
Dec 06 15:37:08.032 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Dec 06 15:37:09.268 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.268 INFO [stderr]   --> src/main.rs:16:5
Dec 06 15:37:09.268 INFO [stderr]    |
Dec 06 15:37:09.268 INFO [stderr] 16 |     io::stdout().flush();
Dec 06 15:37:09.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.268 INFO [stderr]    |
Dec 06 15:37:09.268 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 15:37:09.268 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.268 INFO [stderr] 
Dec 06 15:37:09.268 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.268 INFO [stderr]   --> src/main.rs:17:5
Dec 06 15:37:09.268 INFO [stderr]    |
Dec 06 15:37:09.268 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Dec 06 15:37:09.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.268 INFO [stderr]    |
Dec 06 15:37:09.268 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.268 INFO [stderr] 
Dec 06 15:37:09.268 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.268 INFO [stderr]   --> src/main.rs:19:5
Dec 06 15:37:09.268 INFO [stderr]    |
Dec 06 15:37:09.268 INFO [stderr] 19 |     io::stdout().flush();
Dec 06 15:37:09.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.268 INFO [stderr]    |
Dec 06 15:37:09.268 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.268 INFO [stderr] 
Dec 06 15:37:09.268 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:20:5
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 20 |     io::stdin().read_line(&mut difficulty);
Dec 06 15:37:09.269 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:33:9
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 33 |         io::stdout().flush();
Dec 06 15:37:09.269 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:35:9
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 35 |         io::stdin().read_line(&mut choice);
Dec 06 15:37:09.269 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:50:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 50 |                 io::stdout().flush();
Dec 06 15:37:09.269 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:51:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 51 |                 io::stdin().read_line(&mut sender);
Dec 06 15:37:09.269 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:53:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 53 |                 io::stdout().flush();
Dec 06 15:37:09.269 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:54:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 54 |                 io::stdin().read_line(&mut receiver);
Dec 06 15:37:09.269 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:56:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 56 |                 io::stdout().flush();
Dec 06 15:37:09.269 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:57:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 57 |                 io::stdin().read_line(&mut amount);
Dec 06 15:37:09.269 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:81:21
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 81 |                     io::stdout().flush();
Dec 06 15:37:09.269 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:82:21
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr] 82 |                     io::stdin().read_line(&mut new_diff);
Dec 06 15:37:09.269 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.269 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.269 INFO [stderr] 
Dec 06 15:37:09.269 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.269 INFO [stderr]   --> src/main.rs:92:17
Dec 06 15:37:09.269 INFO [stderr]    |
Dec 06 15:37:09.270 INFO [stderr] 92 |                 io::stdout().flush();
Dec 06 15:37:09.270 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.270 INFO [stderr]    |
Dec 06 15:37:09.270 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.270 INFO [stderr] 
Dec 06 15:37:09.270 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:09.270 INFO [stderr]   --> src/main.rs:93:17
Dec 06 15:37:09.270 INFO [stderr]    |
Dec 06 15:37:09.270 INFO [stderr] 93 |                 io::stdin().read_line(&mut new_reward);
Dec 06 15:37:09.270 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:09.270 INFO [stderr]    |
Dec 06 15:37:09.270 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:09.270 INFO [stderr] 
Dec 06 15:37:10.006 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
Dec 06 15:37:10.012 INFO [stderr] su: No module specific data is present
Dec 06 15:37:10.513 INFO running `"docker" "inspect" "3ff255475c249e878b4c3a6bf90d87803ae0d5685dc5ccbdaf2a6b17688955c1"`
Dec 06 15:37:10.727 INFO running `"docker" "rm" "-f" "3ff255475c249e878b4c3a6bf90d87803ae0d5685dc5ccbdaf2a6b17688955c1"`
Dec 06 15:37:10.920 INFO [stdout] 3ff255475c249e878b4c3a6bf90d87803ae0d5685dc5ccbdaf2a6b17688955c1
Dec 06 15:37:10.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 06 15:37:11.370 INFO [stdout] 3eafe4fe65c920b16b0dcbec8eb41f60534604bfc2bb6e6c56a11aa34c7a97fe
Dec 06 15:37:11.372 INFO running `"docker" "start" "-a" "3eafe4fe65c920b16b0dcbec8eb41f60534604bfc2bb6e6c56a11aa34c7a97fe"`
Dec 06 15:37:12.106 INFO [stderr] usermod: no changes
Dec 06 15:37:12.166 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Dec 06 15:37:13.143 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.143 INFO [stderr]   --> src/main.rs:16:5
Dec 06 15:37:13.143 INFO [stderr]    |
Dec 06 15:37:13.143 INFO [stderr] 16 |     io::stdout().flush();
Dec 06 15:37:13.143 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.143 INFO [stderr]    |
Dec 06 15:37:13.143 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 15:37:13.143 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.143 INFO [stderr] 
Dec 06 15:37:13.143 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.143 INFO [stderr]   --> src/main.rs:17:5
Dec 06 15:37:13.143 INFO [stderr]    |
Dec 06 15:37:13.143 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Dec 06 15:37:13.143 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.143 INFO [stderr]    |
Dec 06 15:37:13.143 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.143 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:19:5
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 19 |     io::stdout().flush();
Dec 06 15:37:13.145 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:20:5
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 20 |     io::stdin().read_line(&mut difficulty);
Dec 06 15:37:13.145 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:33:9
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 33 |         io::stdout().flush();
Dec 06 15:37:13.145 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:35:9
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 35 |         io::stdin().read_line(&mut choice);
Dec 06 15:37:13.145 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:50:17
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 50 |                 io::stdout().flush();
Dec 06 15:37:13.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:51:17
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 51 |                 io::stdin().read_line(&mut sender);
Dec 06 15:37:13.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:53:17
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 53 |                 io::stdout().flush();
Dec 06 15:37:13.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:54:17
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 54 |                 io::stdin().read_line(&mut receiver);
Dec 06 15:37:13.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:56:17
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 56 |                 io::stdout().flush();
Dec 06 15:37:13.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:57:17
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 57 |                 io::stdin().read_line(&mut amount);
Dec 06 15:37:13.145 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:81:21
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 81 |                     io::stdout().flush();
Dec 06 15:37:13.145 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:82:21
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr] 82 |                     io::stdin().read_line(&mut new_diff);
Dec 06 15:37:13.145 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.145 INFO [stderr]    |
Dec 06 15:37:13.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.145 INFO [stderr] 
Dec 06 15:37:13.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.145 INFO [stderr]   --> src/main.rs:92:17
Dec 06 15:37:13.146 INFO [stderr]    |
Dec 06 15:37:13.146 INFO [stderr] 92 |                 io::stdout().flush();
Dec 06 15:37:13.146 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.146 INFO [stderr]    |
Dec 06 15:37:13.146 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.146 INFO [stderr] 
Dec 06 15:37:13.146 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 15:37:13.146 INFO [stderr]   --> src/main.rs:93:17
Dec 06 15:37:13.146 INFO [stderr]    |
Dec 06 15:37:13.146 INFO [stderr] 93 |                 io::stdin().read_line(&mut new_reward);
Dec 06 15:37:13.146 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 15:37:13.146 INFO [stderr]    |
Dec 06 15:37:13.146 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 15:37:13.146 INFO [stderr] 
Dec 06 15:37:13.326 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Dec 06 15:37:13.330 INFO [stderr] su: No module specific data is present
Dec 06 15:37:13.574 INFO running `"docker" "inspect" "3eafe4fe65c920b16b0dcbec8eb41f60534604bfc2bb6e6c56a11aa34c7a97fe"`
Dec 06 15:37:13.648 INFO running `"docker" "rm" "-f" "3eafe4fe65c920b16b0dcbec8eb41f60534604bfc2bb6e6c56a11aa34c7a97fe"`
Dec 06 15:37:13.750 INFO [stdout] 3eafe4fe65c920b16b0dcbec8eb41f60534604bfc2bb6e6c56a11aa34c7a97fe
Dec 06 15:37:13.753 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 06 15:37:14.001 INFO [stdout] 32cd33e82c7f4835bcbd74bd099c82475bbfa320e1ba1399ebcd48db69eda25a
Dec 06 15:37:14.003 INFO running `"docker" "start" "-a" "32cd33e82c7f4835bcbd74bd099c82475bbfa320e1ba1399ebcd48db69eda25a"`
Dec 06 15:37:14.579 INFO [stderr] usermod: no changes
Dec 06 15:37:14.640 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 15:37:14.653 INFO [stderr]      Running /target/debug/deps/blockchain-7abf7371568e075c
Dec 06 15:37:14.659 INFO [stdout] 
Dec 06 15:37:14.659 INFO [stdout] running 0 tests
Dec 06 15:37:14.659 INFO [stdout] 
Dec 06 15:37:14.659 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 15:37:14.659 INFO [stdout] 
Dec 06 15:37:14.662 INFO [stderr] su: No module specific data is present
Dec 06 15:37:14.866 INFO running `"docker" "inspect" "32cd33e82c7f4835bcbd74bd099c82475bbfa320e1ba1399ebcd48db69eda25a"`
Dec 06 15:37:14.926 INFO running `"docker" "rm" "-f" "32cd33e82c7f4835bcbd74bd099c82475bbfa320e1ba1399ebcd48db69eda25a"`
Dec 06 15:37:15.014 INFO [stdout] 32cd33e82c7f4835bcbd74bd099c82475bbfa320e1ba1399ebcd48db69eda25a