Dec 02 00:19:38.128 INFO testing arjanvaneersel/rust-blockchain against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 00:19:38.128 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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"`
Dec 02 00:19:38.831 INFO [stdout] 4037d2a3e39da6ee354915a83657f0560e32ce5e6c6e3968d9a1e43effc57510
Dec 02 00:19:38.833 INFO running `"docker" "start" "-a" "4037d2a3e39da6ee354915a83657f0560e32ce5e6c6e3968d9a1e43effc57510"`
Dec 02 00:19:39.445 INFO [stderr] usermod: no changes
Dec 02 00:19:39.527 INFO [stderr]    Compiling bfs v0.1.0 (/source)
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:17:5
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 17 |     io::stdout().flush();
Dec 02 00:19:40.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:18:5
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 18 |     io::stdin().read_line(&mut miner_addr);
Dec 02 00:19:40.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:21:5
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 21 |     io::stdout().flush();
Dec 02 00:19:40.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:22:5
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Dec 02 00:19:40.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:36:9
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 36 |         io::stdout().flush();
Dec 02 00:19:40.751 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:38:9
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 38 |         io::stdin().read_line(&mut choice);
Dec 02 00:19:40.751 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:52:17
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 52 |                 io::stdout().flush();
Dec 02 00:19:40.751 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:53:17
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 53 |                 io::stdin().read_line(&mut sender);
Dec 02 00:19:40.751 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:56:17
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 56 |                 io::stdout().flush();
Dec 02 00:19:40.751 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:57:17
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 57 |                 io::stdin().read_line(&mut receiver);
Dec 02 00:19:40.751 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.751 INFO [stderr] 
Dec 02 00:19:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.751 INFO [stderr]   --> src/main.rs:60:17
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr] 60 |                 io::stdout().flush();
Dec 02 00:19:40.751 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.751 INFO [stderr]    |
Dec 02 00:19:40.751 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.752 INFO [stderr] 
Dec 02 00:19:40.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.752 INFO [stderr]   --> src/main.rs:61:17
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr] 61 |                 io::stdin().read_line(&mut amount);
Dec 02 00:19:40.752 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.752 INFO [stderr] 
Dec 02 00:19:40.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.752 INFO [stderr]   --> src/main.rs:80:17
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr] 80 |                 io::stdout().flush();
Dec 02 00:19:40.752 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.752 INFO [stderr] 
Dec 02 00:19:40.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.752 INFO [stderr]   --> src/main.rs:81:17
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr] 81 |                 io::stdin().read_line(&mut new_diff);
Dec 02 00:19:40.752 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.752 INFO [stderr] 
Dec 02 00:19:40.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.752 INFO [stderr]   --> src/main.rs:93:17
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr] 93 |                 io::stdout().flush();
Dec 02 00:19:40.752 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.752 INFO [stderr] 
Dec 02 00:19:40.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:40.752 INFO [stderr]   --> src/main.rs:94:17
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr] 94 |                 io::stdin().read_line(&mut new_reward);
Dec 02 00:19:40.752 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:40.752 INFO [stderr]    |
Dec 02 00:19:40.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:40.752 INFO [stderr] 
Dec 02 00:19:41.661 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
Dec 02 00:19:41.666 INFO [stderr] su: No module specific data is present
Dec 02 00:19:42.171 INFO running `"docker" "inspect" "4037d2a3e39da6ee354915a83657f0560e32ce5e6c6e3968d9a1e43effc57510"`
Dec 02 00:19:42.436 INFO running `"docker" "rm" "-f" "4037d2a3e39da6ee354915a83657f0560e32ce5e6c6e3968d9a1e43effc57510"`
Dec 02 00:19:42.611 INFO [stdout] 4037d2a3e39da6ee354915a83657f0560e32ce5e6c6e3968d9a1e43effc57510
Dec 02 00:19:42.617 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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"`
Dec 02 00:19:42.965 INFO [stdout] 4877bb4445138c1583514bd581f355049c5c06ccd1bc97c971cdfe9a83ae5dcc
Dec 02 00:19:42.972 INFO running `"docker" "start" "-a" "4877bb4445138c1583514bd581f355049c5c06ccd1bc97c971cdfe9a83ae5dcc"`
Dec 02 00:19:43.763 INFO [stderr] usermod: no changes
Dec 02 00:19:43.843 INFO [stderr]    Compiling bfs v0.1.0 (/source)
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:17:5
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 17 |     io::stdout().flush();
Dec 02 00:19:44.855 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:18:5
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 18 |     io::stdin().read_line(&mut miner_addr);
Dec 02 00:19:44.855 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:21:5
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 21 |     io::stdout().flush();
Dec 02 00:19:44.855 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:22:5
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 22 |     io::stdin().read_line(&mut difficulty);
Dec 02 00:19:44.855 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:36:9
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 36 |         io::stdout().flush();
Dec 02 00:19:44.855 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:38:9
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 38 |         io::stdin().read_line(&mut choice);
Dec 02 00:19:44.855 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:52:17
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 52 |                 io::stdout().flush();
Dec 02 00:19:44.855 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:53:17
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 53 |                 io::stdin().read_line(&mut sender);
Dec 02 00:19:44.855 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:56:17
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 56 |                 io::stdout().flush();
Dec 02 00:19:44.855 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:57:17
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 57 |                 io::stdin().read_line(&mut receiver);
Dec 02 00:19:44.855 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:60:17
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr] 60 |                 io::stdout().flush();
Dec 02 00:19:44.855 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.855 INFO [stderr]    |
Dec 02 00:19:44.855 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.855 INFO [stderr] 
Dec 02 00:19:44.855 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.855 INFO [stderr]   --> src/main.rs:61:17
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr] 61 |                 io::stdin().read_line(&mut amount);
Dec 02 00:19:44.856 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.856 INFO [stderr] 
Dec 02 00:19:44.856 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.856 INFO [stderr]   --> src/main.rs:80:17
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr] 80 |                 io::stdout().flush();
Dec 02 00:19:44.856 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.856 INFO [stderr] 
Dec 02 00:19:44.856 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.856 INFO [stderr]   --> src/main.rs:81:17
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr] 81 |                 io::stdin().read_line(&mut new_diff);
Dec 02 00:19:44.856 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.856 INFO [stderr] 
Dec 02 00:19:44.856 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.856 INFO [stderr]   --> src/main.rs:93:17
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr] 93 |                 io::stdout().flush();
Dec 02 00:19:44.856 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.856 INFO [stderr] 
Dec 02 00:19:44.856 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 00:19:44.856 INFO [stderr]   --> src/main.rs:94:17
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr] 94 |                 io::stdin().read_line(&mut new_reward);
Dec 02 00:19:44.856 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 00:19:44.856 INFO [stderr]    |
Dec 02 00:19:44.856 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 00:19:44.856 INFO [stderr] 
Dec 02 00:19:45.259 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 02 00:19:45.260 INFO [stderr] su: No module specific data is present
Dec 02 00:19:45.628 INFO running `"docker" "inspect" "4877bb4445138c1583514bd581f355049c5c06ccd1bc97c971cdfe9a83ae5dcc"`
Dec 02 00:19:45.917 INFO running `"docker" "rm" "-f" "4877bb4445138c1583514bd581f355049c5c06ccd1bc97c971cdfe9a83ae5dcc"`
Dec 02 00:19:46.066 INFO [stdout] 4877bb4445138c1583514bd581f355049c5c06ccd1bc97c971cdfe9a83ae5dcc
Dec 02 00:19:46.068 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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"`
Dec 02 00:19:46.283 INFO [stdout] e9486d7cb70637cb6e29ac343f28c0439327cd6c6087ad75126c9c1c62025793
Dec 02 00:19:46.289 INFO running `"docker" "start" "-a" "e9486d7cb70637cb6e29ac343f28c0439327cd6c6087ad75126c9c1c62025793"`
Dec 02 00:19:47.604 INFO [stderr] usermod: no changes
Dec 02 00:19:47.747 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 02 00:19:47.763 INFO [stderr]      Running /target/debug/deps/bfs-31cb952fb041955c
Dec 02 00:19:47.771 INFO [stdout] 
Dec 02 00:19:47.771 INFO [stdout] running 0 tests
Dec 02 00:19:47.771 INFO [stdout] 
Dec 02 00:19:47.771 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 00:19:47.771 INFO [stdout] 
Dec 02 00:19:47.779 INFO [stderr] su: No module specific data is present
Dec 02 00:19:48.688 INFO running `"docker" "inspect" "e9486d7cb70637cb6e29ac343f28c0439327cd6c6087ad75126c9c1c62025793"`
Dec 02 00:19:49.049 INFO running `"docker" "rm" "-f" "e9486d7cb70637cb6e29ac343f28c0439327cd6c6087ad75126c9c1c62025793"`
Dec 02 00:19:49.350 INFO [stdout] e9486d7cb70637cb6e29ac343f28c0439327cd6c6087ad75126c9c1c62025793
