Nov 30 19:51:02.248 INFO testing yogesum/blockchain-rs against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Nov 30 19:51:02.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:51:02.944 INFO [stdout] 7a4bfece06c011ae497218087753d1f55fba5ea5be045e58c64fbcee16faa72d
Nov 30 19:51:02.947 INFO running `"docker" "start" "-a" "7a4bfece06c011ae497218087753d1f55fba5ea5be045e58c64fbcee16faa72d"`
Nov 30 19:51:05.338 INFO [stderr] usermod: no changes
Nov 30 19:51:05.491 INFO [stderr]    Compiling arrayref v0.3.4
Nov 30 19:51:05.491 INFO [stderr]    Compiling serde v1.0.37
Nov 30 19:51:05.499 INFO [stderr]    Compiling num-traits v0.2.2
Nov 30 19:51:05.511 INFO [stderr]    Compiling proc-macro2 v0.3.1
Nov 30 19:51:05.512 INFO [stderr]    Compiling digest v0.7.2
Nov 30 19:51:06.039 INFO [stderr]    Compiling block-buffer v0.3.3
Nov 30 19:51:08.259 INFO [stderr]    Compiling sha2 v0.7.0
Nov 30 19:51:13.439 INFO [stderr]    Compiling quote v0.5.1
Nov 30 19:51:15.275 INFO [stderr]    Compiling syn v0.13.1
Nov 30 19:51:27.996 INFO [stderr]    Compiling serde_derive_internals v0.23.0
Nov 30 19:51:33.627 INFO [stderr]    Compiling serde_derive v1.0.37
Nov 30 19:51:34.863 INFO [stderr]    Compiling serde_json v1.0.13
Nov 30 19:51:48.379 INFO [stderr]    Compiling blockchain-rs v0.1.0 (/source)
Nov 30 19:51:48.875 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.875 INFO [stderr]   --> src/main.rs:16:5
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr] 16 |     io::stdout().flush();
Nov 30 19:51:48.875 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 19:51:48.875 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.875 INFO [stderr] 
Nov 30 19:51:48.875 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.875 INFO [stderr]   --> src/main.rs:17:5
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Nov 30 19:51:48.875 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.875 INFO [stderr] 
Nov 30 19:51:48.875 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.875 INFO [stderr]   --> src/main.rs:20:5
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr] 20 |     io::stdout().flush();
Nov 30 19:51:48.875 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.875 INFO [stderr] 
Nov 30 19:51:48.875 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.875 INFO [stderr]   --> src/main.rs:21:5
Nov 30 19:51:48.875 INFO [stderr]    |
Nov 30 19:51:48.875 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Nov 30 19:51:48.876 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:38:9
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 38 |         io::stdout().flush();
Nov 30 19:51:48.876 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:41:9
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 30 19:51:48.876 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:55:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 55 |                 io::stdout().flush();
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:56:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:59:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 59 |                 io::stdout().flush();
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:60:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:63:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 63 |                 io::stdout().flush();
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:64:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:89:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 89 |                 io::stdout().flush();
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]   --> src/main.rs:90:17
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Nov 30 19:51:48.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.876 INFO [stderr]    |
Nov 30 19:51:48.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.876 INFO [stderr] 
Nov 30 19:51:48.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.876 INFO [stderr]    --> src/main.rs:101:17
Nov 30 19:51:48.877 INFO [stderr]     |
Nov 30 19:51:48.877 INFO [stderr] 101 |                 io::stdout().flush();
Nov 30 19:51:48.877 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.877 INFO [stderr]     |
Nov 30 19:51:48.877 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.877 INFO [stderr] 
Nov 30 19:51:48.877 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:48.877 INFO [stderr]    --> src/main.rs:102:17
Nov 30 19:51:48.877 INFO [stderr]     |
Nov 30 19:51:48.877 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Nov 30 19:51:48.877 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:48.877 INFO [stderr]     |
Nov 30 19:51:48.877 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:48.877 INFO [stderr] 
Nov 30 19:51:50.306 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.94s
Nov 30 19:51:50.312 INFO [stderr] su: No module specific data is present
Nov 30 19:51:51.399 INFO running `"docker" "inspect" "7a4bfece06c011ae497218087753d1f55fba5ea5be045e58c64fbcee16faa72d"`
Nov 30 19:51:51.718 INFO running `"docker" "rm" "-f" "7a4bfece06c011ae497218087753d1f55fba5ea5be045e58c64fbcee16faa72d"`
Nov 30 19:51:52.115 INFO [stdout] 7a4bfece06c011ae497218087753d1f55fba5ea5be045e58c64fbcee16faa72d
Nov 30 19:51:52.121 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:51:52.678 INFO [stdout] b79d4ba3e7b4d6fce5eccade3f944ede592f90e1b6a31acb418104eadd5f27d5
Nov 30 19:51:52.680 INFO running `"docker" "start" "-a" "b79d4ba3e7b4d6fce5eccade3f944ede592f90e1b6a31acb418104eadd5f27d5"`
Nov 30 19:51:54.098 INFO [stderr] usermod: no changes
Nov 30 19:51:54.175 INFO [stderr]    Compiling blockchain-rs v0.1.0 (/source)
Nov 30 19:51:54.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.651 INFO [stderr]   --> src/main.rs:16:5
Nov 30 19:51:54.651 INFO [stderr]    |
Nov 30 19:51:54.651 INFO [stderr] 16 |     io::stdout().flush();
Nov 30 19:51:54.651 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.651 INFO [stderr]    |
Nov 30 19:51:54.651 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 19:51:54.651 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.651 INFO [stderr] 
Nov 30 19:51:54.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.651 INFO [stderr]   --> src/main.rs:17:5
Nov 30 19:51:54.651 INFO [stderr]    |
Nov 30 19:51:54.651 INFO [stderr] 17 |     io::stdin().read_line(&mut miner_addr);
Nov 30 19:51:54.651 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.651 INFO [stderr]    |
Nov 30 19:51:54.651 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.651 INFO [stderr] 
Nov 30 19:51:54.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.651 INFO [stderr]   --> src/main.rs:20:5
Nov 30 19:51:54.651 INFO [stderr]    |
Nov 30 19:51:54.651 INFO [stderr] 20 |     io::stdout().flush();
Nov 30 19:51:54.651 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.651 INFO [stderr]    |
Nov 30 19:51:54.651 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.651 INFO [stderr] 
Nov 30 19:51:54.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:21:5
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 21 |     io::stdin().read_line(&mut difficulty);
Nov 30 19:51:54.652 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:38:9
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 38 |         io::stdout().flush();
Nov 30 19:51:54.652 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:41:9
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 41 |         io::stdin().read_line(&mut choice);
Nov 30 19:51:54.652 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:55:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 55 |                 io::stdout().flush();
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:56:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 56 |                 io::stdin().read_line(&mut sender);
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:59:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 59 |                 io::stdout().flush();
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:60:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 60 |                 io::stdin().read_line(&mut receiver);
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:63:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 63 |                 io::stdout().flush();
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:64:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 64 |                 io::stdin().read_line(&mut amount);
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:89:17
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr] 89 |                 io::stdout().flush();
Nov 30 19:51:54.652 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.652 INFO [stderr]    |
Nov 30 19:51:54.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.652 INFO [stderr] 
Nov 30 19:51:54.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.652 INFO [stderr]   --> src/main.rs:90:17
Nov 30 19:51:54.653 INFO [stderr]    |
Nov 30 19:51:54.653 INFO [stderr] 90 |                 io::stdin().read_line(&mut new_diff);
Nov 30 19:51:54.653 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.653 INFO [stderr]    |
Nov 30 19:51:54.653 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.653 INFO [stderr] 
Nov 30 19:51:54.653 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.653 INFO [stderr]    --> src/main.rs:101:17
Nov 30 19:51:54.653 INFO [stderr]     |
Nov 30 19:51:54.653 INFO [stderr] 101 |                 io::stdout().flush();
Nov 30 19:51:54.653 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.653 INFO [stderr]     |
Nov 30 19:51:54.653 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.653 INFO [stderr] 
Nov 30 19:51:54.653 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 19:51:54.653 INFO [stderr]    --> src/main.rs:102:17
Nov 30 19:51:54.653 INFO [stderr]     |
Nov 30 19:51:54.653 INFO [stderr] 102 |                 io::stdin().read_line(&mut new_reward);
Nov 30 19:51:54.653 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 19:51:54.653 INFO [stderr]     |
Nov 30 19:51:54.653 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 19:51:54.653 INFO [stderr] 
Nov 30 19:51:55.303 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Nov 30 19:51:55.313 INFO [stderr] su: No module specific data is present
Nov 30 19:51:56.323 INFO running `"docker" "inspect" "b79d4ba3e7b4d6fce5eccade3f944ede592f90e1b6a31acb418104eadd5f27d5"`
Nov 30 19:51:56.629 INFO running `"docker" "rm" "-f" "b79d4ba3e7b4d6fce5eccade3f944ede592f90e1b6a31acb418104eadd5f27d5"`
Nov 30 19:51:56.947 INFO [stdout] b79d4ba3e7b4d6fce5eccade3f944ede592f90e1b6a31acb418104eadd5f27d5
Nov 30 19:51:56.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:51:57.449 INFO [stdout] 56c35ad5ab25788387ada487e10c9da6f8323a26fc22aa8f05461da9b3f7ebbc
Nov 30 19:51:57.450 INFO running `"docker" "start" "-a" "56c35ad5ab25788387ada487e10c9da6f8323a26fc22aa8f05461da9b3f7ebbc"`
Nov 30 19:51:58.943 INFO [stderr] usermod: no changes
Nov 30 19:51:59.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Nov 30 19:51:59.091 INFO [stderr]      Running /target/debug/deps/blockchain_rs-b29b164193af2934
Nov 30 19:51:59.099 INFO [stderr] su: No module specific data is present
Nov 30 19:51:59.099 INFO [stdout] 
Nov 30 19:51:59.099 INFO [stdout] running 0 tests
Nov 30 19:51:59.099 INFO [stdout] 
Nov 30 19:51:59.099 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 19:51:59.099 INFO [stdout] 
Nov 30 19:52:00.391 INFO running `"docker" "inspect" "56c35ad5ab25788387ada487e10c9da6f8323a26fc22aa8f05461da9b3f7ebbc"`
Nov 30 19:52:00.797 INFO running `"docker" "rm" "-f" "56c35ad5ab25788387ada487e10c9da6f8323a26fc22aa8f05461da9b3f7ebbc"`
Nov 30 19:52:01.151 INFO [stdout] 56c35ad5ab25788387ada487e10c9da6f8323a26fc22aa8f05461da9b3f7ebbc
