Aug 31 19:47:21.944 INFO checking off_blockway-0.0.8 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 19:47:21.944 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 19:47:21.944 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 19:47:22.134 INFO blam! 04df1a9ab27bdb9ccb601c4c8c43e09c263871a132c87c31fddf908bbe867544
Aug 31 19:47:22.136 INFO running `"docker" "start" "-a" "04df1a9ab27bdb9ccb601c4c8c43e09c263871a132c87c31fddf908bbe867544"`
Aug 31 19:47:22.860 INFO kablam!     Checking off_blockway v0.0.8 (file:///source)
Aug 31 19:47:23.943 INFO kablam! warning: unnecessary parentheses around function argument
Aug 31 19:47:23.943 INFO kablam!    --> src/block.rs:140:13
Aug 31 19:47:23.944 INFO kablam!     |
Aug 31 19:47:23.944 INFO kablam! 140 |         Ok( ( json ) )
Aug 31 19:47:23.944 INFO kablam!     |             ^^^^^^^^ help: remove these parentheses
Aug 31 19:47:23.944 INFO kablam!     |
Aug 31 19:47:23.944 INFO kablam!     = note: #[warn(unused_parens)] on by default
Aug 31 19:47:23.944 INFO kablam! 
Aug 31 19:47:23.944 INFO kablam! warning: unnecessary parentheses around function argument
Aug 31 19:47:23.944 INFO kablam!    --> src/merkle.rs:516:13
Aug 31 19:47:23.944 INFO kablam!     |
Aug 31 19:47:23.944 INFO kablam! 516 |         Ok( ( json ) )
Aug 31 19:47:23.945 INFO kablam!     |             ^^^^^^^^ help: remove these parentheses
Aug 31 19:47:23.945 INFO kablam! 
Aug 31 19:47:24.078 INFO kablam! warning: unnecessary parentheses around function argument
Aug 31 19:47:24.078 INFO kablam!    --> src/block.rs:140:13
Aug 31 19:47:24.078 INFO kablam!     |
Aug 31 19:47:24.078 INFO kablam! 140 |         Ok( ( json ) )
Aug 31 19:47:24.078 INFO kablam!     |             ^^^^^^^^ help: remove these parentheses
Aug 31 19:47:24.078 INFO kablam!     |
Aug 31 19:47:24.078 INFO kablam!     = note: #[warn(unused_parens)] on by default
Aug 31 19:47:24.078 INFO kablam! 
Aug 31 19:47:24.079 INFO kablam! warning: unnecessary parentheses around function argument
Aug 31 19:47:24.079 INFO kablam!    --> src/merkle.rs:516:13
Aug 31 19:47:24.079 INFO kablam!     |
Aug 31 19:47:24.079 INFO kablam! 516 |         Ok( ( json ) )
Aug 31 19:47:24.079 INFO kablam!     |             ^^^^^^^^ help: remove these parentheses
Aug 31 19:47:24.079 INFO kablam! 
Aug 31 19:47:24.829 INFO kablam! warning: unused variable: `value`
Aug 31 19:47:24.829 INFO kablam!    --> src/lib.rs:100:13
Aug 31 19:47:24.829 INFO kablam!     |
Aug 31 19:47:24.829 INFO kablam! 100 |         let value: u8 = 9;
Aug 31 19:47:24.829 INFO kablam!     |             ^^^^^ help: consider using `_value` instead
Aug 31 19:47:24.829 INFO kablam!     |
Aug 31 19:47:24.829 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 31 19:47:24.829 INFO kablam! 
Aug 31 19:47:24.829 INFO kablam! warning: unused variable: `left_value`
Aug 31 19:47:24.829 INFO kablam!    --> src/lib.rs:122:13
Aug 31 19:47:24.829 INFO kablam!     |
Aug 31 19:47:24.829 INFO kablam! 122 |         let left_value: u8 = 0;
Aug 31 19:47:24.829 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_left_value` instead
Aug 31 19:47:24.829 INFO kablam! 
Aug 31 19:47:24.829 INFO kablam! warning: unused variable: `right_value`
Aug 31 19:47:24.829 INFO kablam!    --> src/lib.rs:123:13
Aug 31 19:47:24.829 INFO kablam!     |
Aug 31 19:47:24.829 INFO kablam! 123 |         let right_value: u8 = 1;
Aug 31 19:47:24.829 INFO kablam!     |             ^^^^^^^^^^^ help: consider using `_right_value` instead
Aug 31 19:47:24.830 INFO kablam! 
Aug 31 19:47:24.830 INFO kablam! warning: unused variable: `status`
Aug 31 19:47:24.830 INFO kablam!    --> src/lib.rs:212:13
Aug 31 19:47:24.830 INFO kablam!     |
Aug 31 19:47:24.830 INFO kablam! 212 |         let status = Command::new( "rm" ).args( &[ "-rf", "testing-block.json" ]
Aug 31 19:47:24.830 INFO kablam!     |             ^^^^^^ help: consider using `_status` instead
Aug 31 19:47:24.830 INFO kablam! 
Aug 31 19:47:24.830 INFO kablam! warning: unused variable: `json_block`
Aug 31 19:47:24.830 INFO kablam!    --> src/lib.rs:219:13
Aug 31 19:47:24.830 INFO kablam!     |
Aug 31 19:47:24.830 INFO kablam! 219 |         let json_block = block::Block::read_and_construct( "testing-block.json" ).expect( "Did not convert json_block" );
Aug 31 19:47:24.830 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_json_block` instead
Aug 31 19:47:24.830 INFO kablam! 
Aug 31 19:47:24.830 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.830 INFO kablam!    --> src/lib.rs:374:13
Aug 31 19:47:24.830 INFO kablam!     |
Aug 31 19:47:24.830 INFO kablam! 374 |         for i in 0 .. 16 
Aug 31 19:47:24.830 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.830 INFO kablam! 
Aug 31 19:47:24.830 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.830 INFO kablam!    --> src/lib.rs:423:13
Aug 31 19:47:24.830 INFO kablam!     |
Aug 31 19:47:24.830 INFO kablam! 423 |         for i in 0 .. 8 
Aug 31 19:47:24.830 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.831 INFO kablam! 
Aug 31 19:47:24.831 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.831 INFO kablam!    --> src/lib.rs:444:13
Aug 31 19:47:24.831 INFO kablam!     |
Aug 31 19:47:24.831 INFO kablam! 444 |         for i in 0 .. 8
Aug 31 19:47:24.831 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.831 INFO kablam! 
Aug 31 19:47:24.831 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.831 INFO kablam!    --> src/lib.rs:465:13
Aug 31 19:47:24.831 INFO kablam!     |
Aug 31 19:47:24.831 INFO kablam! 465 |         for i in 0 .. 8 
Aug 31 19:47:24.831 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.831 INFO kablam! 
Aug 31 19:47:24.831 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.831 INFO kablam!    --> src/lib.rs:496:13
Aug 31 19:47:24.831 INFO kablam!     |
Aug 31 19:47:24.831 INFO kablam! 496 |         for i in 0 .. 8 
Aug 31 19:47:24.831 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.831 INFO kablam! 
Aug 31 19:47:24.831 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.831 INFO kablam!    --> src/lib.rs:529:13
Aug 31 19:47:24.831 INFO kablam!     |
Aug 31 19:47:24.831 INFO kablam! 529 |         for i in 0 .. 8
Aug 31 19:47:24.831 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.831 INFO kablam! 
Aug 31 19:47:24.832 INFO kablam! warning: unused variable: `i`
Aug 31 19:47:24.832 INFO kablam!    --> src/lib.rs:569:13
Aug 31 19:47:24.832 INFO kablam!     |
Aug 31 19:47:24.832 INFO kablam! 569 |         for i in 0 .. 8
Aug 31 19:47:24.832 INFO kablam!     |             ^ help: consider using `_i` instead
Aug 31 19:47:24.832 INFO kablam! 
Aug 31 19:47:24.832 INFO kablam! warning: unused variable: `status`
Aug 31 19:47:24.832 INFO kablam!    --> src/lib.rs:677:13
Aug 31 19:47:24.832 INFO kablam!     |
Aug 31 19:47:24.832 INFO kablam! 677 |         let status = Command::new( "rm" ).args( &[ "-rf", "testing-merkle.json" ]
Aug 31 19:47:24.832 INFO kablam!     |             ^^^^^^ help: consider using `_status` instead
Aug 31 19:47:24.832 INFO kablam! 
Aug 31 19:47:24.832 INFO kablam! warning: unused variable: `json_nodes`
Aug 31 19:47:24.832 INFO kablam!    --> src/lib.rs:686:13
Aug 31 19:47:24.832 INFO kablam!     |
Aug 31 19:47:24.832 INFO kablam! 686 |         let json_nodes = merkle::Merkle::read_and_construct( "testing-merkle.json" ).expect("Did not convert to json_nodes");
Aug 31 19:47:24.832 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_json_nodes` instead
Aug 31 19:47:24.832 INFO kablam! 
Aug 31 19:47:24.832 INFO kablam! warning: unused variable: `status`
Aug 31 19:47:24.832 INFO kablam!    --> src/lib.rs:785:13
Aug 31 19:47:24.832 INFO kablam!     |
Aug 31 19:47:24.832 INFO kablam! 785 |         let status = Command::new( "rm" ).args( &[ "-rf", "testing-chain.json" ] ).status().expect( "Process failed ");
Aug 31 19:47:24.832 INFO kablam!     |             ^^^^^^ help: consider using `_status` instead
Aug 31 19:47:24.832 INFO kablam! 
Aug 31 19:47:24.832 INFO kablam! warning: unused variable: `d_chain`
Aug 31 19:47:24.832 INFO kablam!    --> src/lib.rs:798:13
Aug 31 19:47:24.833 INFO kablam!     |
Aug 31 19:47:24.833 INFO kablam! 798 |         let d_chain = chain::Chain::read_and_construct( "testing-chain.json" ).expect("Did not convert to d_chain");
Aug 31 19:47:24.833 INFO kablam!     |             ^^^^^^^ help: consider using `_d_chain` instead
Aug 31 19:47:24.833 INFO kablam! 
Aug 31 19:47:24.833 INFO kablam! warning: unused variable: `status`
Aug 31 19:47:24.833 INFO kablam!    --> src/lib.rs:909:13
Aug 31 19:47:24.833 INFO kablam!     |
Aug 31 19:47:24.833 INFO kablam! 909 |         let status = Command::new( "rm" ).args( &[ "testing-write.json" ] ).status().expect( "Filed to delete the json files" );
Aug 31 19:47:24.833 INFO kablam!     |             ^^^^^^ help: consider using `_status` instead
Aug 31 19:47:24.833 INFO kablam! 
Aug 31 19:47:25.161 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.161 INFO kablam!    --> src/lib.rs:192:9
Aug 31 19:47:25.161 INFO kablam!     |
Aug 31 19:47:25.161 INFO kablam! 192 |         block.write_to( &file_name );
Aug 31 19:47:25.161 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.161 INFO kablam!     |
Aug 31 19:47:25.161 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 31 19:47:25.161 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.161 INFO kablam! 
Aug 31 19:47:25.161 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.161 INFO kablam!    --> src/lib.rs:199:9
Aug 31 19:47:25.161 INFO kablam!     |
Aug 31 19:47:25.161 INFO kablam! 199 |         file.read_to_string( &mut json );
Aug 31 19:47:25.161 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.161 INFO kablam!     |
Aug 31 19:47:25.161 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.161 INFO kablam! 
Aug 31 19:47:25.162 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.162 INFO kablam!    --> src/lib.rs:217:9
Aug 31 19:47:25.162 INFO kablam!     |
Aug 31 19:47:25.162 INFO kablam! 217 |         block.write_to( "testing-block.json" );
Aug 31 19:47:25.162 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.162 INFO kablam!     |
Aug 31 19:47:25.162 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.162 INFO kablam! 
Aug 31 19:47:25.167 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.167 INFO kablam!    --> src/lib.rs:657:9
Aug 31 19:47:25.167 INFO kablam!     |
Aug 31 19:47:25.167 INFO kablam! 657 |         merkle.write_to( &file_name );
Aug 31 19:47:25.167 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.167 INFO kablam!     |
Aug 31 19:47:25.167 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.167 INFO kablam! 
Aug 31 19:47:25.167 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.167 INFO kablam!    --> src/lib.rs:664:9
Aug 31 19:47:25.167 INFO kablam!     |
Aug 31 19:47:25.167 INFO kablam! 664 |         file.read_to_string( &mut json );
Aug 31 19:47:25.167 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.167 INFO kablam!     |
Aug 31 19:47:25.167 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.167 INFO kablam! 
Aug 31 19:47:25.167 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.167 INFO kablam!    --> src/lib.rs:684:9
Aug 31 19:47:25.167 INFO kablam!     |
Aug 31 19:47:25.167 INFO kablam! 684 |         merkle.write_to( "testing-merkle.json" );
Aug 31 19:47:25.167 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.167 INFO kablam!     |
Aug 31 19:47:25.167 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.168 INFO kablam! 
Aug 31 19:47:25.169 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.169 INFO kablam!    --> src/lib.rs:766:9
Aug 31 19:47:25.169 INFO kablam!     |
Aug 31 19:47:25.169 INFO kablam! 766 |         chain.write_to( "testing-chain.json" );
Aug 31 19:47:25.169 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.169 INFO kablam!     |
Aug 31 19:47:25.170 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.170 INFO kablam! 
Aug 31 19:47:25.170 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.170 INFO kablam!    --> src/lib.rs:772:9
Aug 31 19:47:25.170 INFO kablam!     |
Aug 31 19:47:25.170 INFO kablam! 772 |         file.read_to_string( &mut string );
Aug 31 19:47:25.170 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.170 INFO kablam!     |
Aug 31 19:47:25.170 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.170 INFO kablam! 
Aug 31 19:47:25.170 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.170 INFO kablam!    --> src/lib.rs:796:9
Aug 31 19:47:25.170 INFO kablam!     |
Aug 31 19:47:25.170 INFO kablam! 796 |         chain.write_to( "testing-chain.json" );
Aug 31 19:47:25.170 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.170 INFO kablam!     |
Aug 31 19:47:25.170 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.170 INFO kablam! 
Aug 31 19:47:25.171 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.171 INFO kablam!    --> src/lib.rs:890:9
Aug 31 19:47:25.171 INFO kablam!     |
Aug 31 19:47:25.171 INFO kablam! 890 |         transaction.write_to( "testing-write.json" );
Aug 31 19:47:25.171 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.171 INFO kablam!     |
Aug 31 19:47:25.171 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.171 INFO kablam! 
Aug 31 19:47:25.171 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.171 INFO kablam!    --> src/lib.rs:896:9
Aug 31 19:47:25.171 INFO kablam!     |
Aug 31 19:47:25.171 INFO kablam! 896 |         file.read_to_string( &mut info );
Aug 31 19:47:25.171 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.171 INFO kablam!     |
Aug 31 19:47:25.171 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.171 INFO kablam! 
Aug 31 19:47:25.171 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 31 19:47:25.171 INFO kablam!    --> src/lib.rs:921:9
Aug 31 19:47:25.171 INFO kablam!     |
Aug 31 19:47:25.171 INFO kablam! 921 |         transaction.write_to( "testing-write.json" );
Aug 31 19:47:25.172 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:47:25.172 INFO kablam!     |
Aug 31 19:47:25.172 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 31 19:47:25.172 INFO kablam! 
Aug 31 19:47:26.303 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
Aug 31 19:47:26.310 INFO kablam! su: No module specific data is present
Aug 31 19:47:26.755 INFO running `"docker" "rm" "-f" "04df1a9ab27bdb9ccb601c4c8c43e09c263871a132c87c31fddf908bbe867544"`
Aug 31 19:47:26.861 INFO blam! 04df1a9ab27bdb9ccb601c4c8c43e09c263871a132c87c31fddf908bbe867544