Nov 30 18:42:12.877 INFO checking off_blockway-0.0.8 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 18:42:12.877 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-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 30 18:42:13.240 INFO [stdout] 17d13455a10da4569d769c4ca1a16f866730e74ff530a2ebc971e2f43c538bd7
Nov 30 18:42:13.246 INFO running `"docker" "start" "-a" "17d13455a10da4569d769c4ca1a16f866730e74ff530a2ebc971e2f43c538bd7"`
Nov 30 18:42:14.345 INFO [stderr] usermod: no changes
Nov 30 18:42:14.464 INFO [stderr]     Checking block-buffer v0.2.0
Nov 30 18:42:14.464 INFO [stderr]     Checking digest v0.6.2
Nov 30 18:42:14.826 INFO [stderr]     Checking sha3 v0.6.0
Nov 30 18:42:15.405 INFO [stderr]     Checking off_blockway v0.0.8 (/source)
Nov 30 18:42:17.031 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 18:42:17.031 INFO [stderr]    --> src/block.rs:140:13
Nov 30 18:42:17.031 INFO [stderr]     |
Nov 30 18:42:17.031 INFO [stderr] 140 |         Ok( ( json ) )
Nov 30 18:42:17.031 INFO [stderr]     |             ^^^^^^^^ help: remove these parentheses
Nov 30 18:42:17.031 INFO [stderr]     |
Nov 30 18:42:17.031 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 18:42:17.031 INFO [stderr] 
Nov 30 18:42:17.031 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 18:42:17.031 INFO [stderr]    --> src/merkle.rs:516:13
Nov 30 18:42:17.031 INFO [stderr]     |
Nov 30 18:42:17.031 INFO [stderr] 516 |         Ok( ( json ) )
Nov 30 18:42:17.031 INFO [stderr]     |             ^^^^^^^^ help: remove these parentheses
Nov 30 18:42:17.031 INFO [stderr] 
Nov 30 18:42:17.640 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 18:42:17.640 INFO [stderr]    --> src/block.rs:140:13
Nov 30 18:42:17.640 INFO [stderr]     |
Nov 30 18:42:17.640 INFO [stderr] 140 |         Ok( ( json ) )
Nov 30 18:42:17.640 INFO [stderr]     |             ^^^^^^^^ help: remove these parentheses
Nov 30 18:42:17.640 INFO [stderr]     |
Nov 30 18:42:17.640 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 18:42:17.640 INFO [stderr] 
Nov 30 18:42:17.640 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 18:42:17.640 INFO [stderr]    --> src/merkle.rs:516:13
Nov 30 18:42:17.640 INFO [stderr]     |
Nov 30 18:42:17.640 INFO [stderr] 516 |         Ok( ( json ) )
Nov 30 18:42:17.640 INFO [stderr]     |             ^^^^^^^^ help: remove these parentheses
Nov 30 18:42:17.640 INFO [stderr] 
Nov 30 18:42:18.168 INFO [stderr] warning: unused variable: `value`
Nov 30 18:42:18.168 INFO [stderr]    --> src/lib.rs:100:13
Nov 30 18:42:18.168 INFO [stderr]     |
Nov 30 18:42:18.168 INFO [stderr] 100 |         let value: u8 = 9;
Nov 30 18:42:18.168 INFO [stderr]     |             ^^^^^ help: consider using `_value` instead
Nov 30 18:42:18.168 INFO [stderr]     |
Nov 30 18:42:18.168 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 18:42:18.168 INFO [stderr] 
Nov 30 18:42:18.169 INFO [stderr] warning: unused variable: `left_value`
Nov 30 18:42:18.169 INFO [stderr]    --> src/lib.rs:122:13
Nov 30 18:42:18.169 INFO [stderr]     |
Nov 30 18:42:18.169 INFO [stderr] 122 |         let left_value: u8 = 0;
Nov 30 18:42:18.169 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_left_value` instead
Nov 30 18:42:18.169 INFO [stderr] 
Nov 30 18:42:18.169 INFO [stderr] warning: unused variable: `right_value`
Nov 30 18:42:18.169 INFO [stderr]    --> src/lib.rs:123:13
Nov 30 18:42:18.169 INFO [stderr]     |
Nov 30 18:42:18.169 INFO [stderr] 123 |         let right_value: u8 = 1;
Nov 30 18:42:18.169 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_right_value` instead
Nov 30 18:42:18.169 INFO [stderr] 
Nov 30 18:42:18.169 INFO [stderr] warning: unused variable: `status`
Nov 30 18:42:18.169 INFO [stderr]    --> src/lib.rs:212:13
Nov 30 18:42:18.169 INFO [stderr]     |
Nov 30 18:42:18.170 INFO [stderr] 212 |         let status = Command::new( "rm" ).args( &[ "-rf", "testing-block.json" ]
Nov 30 18:42:18.170 INFO [stderr]     |             ^^^^^^ help: consider using `_status` instead
Nov 30 18:42:18.170 INFO [stderr] 
Nov 30 18:42:18.170 INFO [stderr] warning: unused variable: `json_block`
Nov 30 18:42:18.170 INFO [stderr]    --> src/lib.rs:219:13
Nov 30 18:42:18.170 INFO [stderr]     |
Nov 30 18:42:18.170 INFO [stderr] 219 |         let json_block = block::Block::read_and_construct( "testing-block.json" ).expect( "Did not convert json_block" );
Nov 30 18:42:18.170 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_json_block` instead
Nov 30 18:42:18.170 INFO [stderr] 
Nov 30 18:42:18.170 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.170 INFO [stderr]    --> src/lib.rs:374:13
Nov 30 18:42:18.170 INFO [stderr]     |
Nov 30 18:42:18.170 INFO [stderr] 374 |         for i in 0 .. 16 
Nov 30 18:42:18.170 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.171 INFO [stderr] 
Nov 30 18:42:18.171 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.171 INFO [stderr]    --> src/lib.rs:423:13
Nov 30 18:42:18.171 INFO [stderr]     |
Nov 30 18:42:18.171 INFO [stderr] 423 |         for i in 0 .. 8 
Nov 30 18:42:18.171 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.172 INFO [stderr] 
Nov 30 18:42:18.172 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.172 INFO [stderr]    --> src/lib.rs:444:13
Nov 30 18:42:18.172 INFO [stderr]     |
Nov 30 18:42:18.172 INFO [stderr] 444 |         for i in 0 .. 8
Nov 30 18:42:18.172 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.172 INFO [stderr] 
Nov 30 18:42:18.172 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.172 INFO [stderr]    --> src/lib.rs:465:13
Nov 30 18:42:18.172 INFO [stderr]     |
Nov 30 18:42:18.172 INFO [stderr] 465 |         for i in 0 .. 8 
Nov 30 18:42:18.173 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.173 INFO [stderr] 
Nov 30 18:42:18.173 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.173 INFO [stderr]    --> src/lib.rs:496:13
Nov 30 18:42:18.173 INFO [stderr]     |
Nov 30 18:42:18.173 INFO [stderr] 496 |         for i in 0 .. 8 
Nov 30 18:42:18.173 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.173 INFO [stderr] 
Nov 30 18:42:18.174 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.174 INFO [stderr]    --> src/lib.rs:529:13
Nov 30 18:42:18.174 INFO [stderr]     |
Nov 30 18:42:18.174 INFO [stderr] 529 |         for i in 0 .. 8
Nov 30 18:42:18.174 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.174 INFO [stderr] 
Nov 30 18:42:18.174 INFO [stderr] warning: unused variable: `i`
Nov 30 18:42:18.174 INFO [stderr]    --> src/lib.rs:569:13
Nov 30 18:42:18.174 INFO [stderr]     |
Nov 30 18:42:18.175 INFO [stderr] 569 |         for i in 0 .. 8
Nov 30 18:42:18.175 INFO [stderr]     |             ^ help: consider using `_i` instead
Nov 30 18:42:18.175 INFO [stderr] 
Nov 30 18:42:18.175 INFO [stderr] warning: unused variable: `status`
Nov 30 18:42:18.175 INFO [stderr]    --> src/lib.rs:677:13
Nov 30 18:42:18.175 INFO [stderr]     |
Nov 30 18:42:18.175 INFO [stderr] 677 |         let status = Command::new( "rm" ).args( &[ "-rf", "testing-merkle.json" ]
Nov 30 18:42:18.175 INFO [stderr]     |             ^^^^^^ help: consider using `_status` instead
Nov 30 18:42:18.176 INFO [stderr] 
Nov 30 18:42:18.176 INFO [stderr] warning: unused variable: `json_nodes`
Nov 30 18:42:18.176 INFO [stderr]    --> src/lib.rs:686:13
Nov 30 18:42:18.176 INFO [stderr]     |
Nov 30 18:42:18.176 INFO [stderr] 686 |         let json_nodes = merkle::Merkle::read_and_construct( "testing-merkle.json" ).expect("Did not convert to json_nodes");
Nov 30 18:42:18.176 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_json_nodes` instead
Nov 30 18:42:18.176 INFO [stderr] 
Nov 30 18:42:18.177 INFO [stderr] warning: unused variable: `status`
Nov 30 18:42:18.177 INFO [stderr]    --> src/lib.rs:785:13
Nov 30 18:42:18.177 INFO [stderr]     |
Nov 30 18:42:18.177 INFO [stderr] 785 |         let status = Command::new( "rm" ).args( &[ "-rf", "testing-chain.json" ] ).status().expect( "Process failed ");
Nov 30 18:42:18.177 INFO [stderr]     |             ^^^^^^ help: consider using `_status` instead
Nov 30 18:42:18.177 INFO [stderr] 
Nov 30 18:42:18.177 INFO [stderr] warning: unused variable: `d_chain`
Nov 30 18:42:18.177 INFO [stderr]    --> src/lib.rs:798:13
Nov 30 18:42:18.177 INFO [stderr]     |
Nov 30 18:42:18.177 INFO [stderr] 798 |         let d_chain = chain::Chain::read_and_construct( "testing-chain.json" ).expect("Did not convert to d_chain");
Nov 30 18:42:18.178 INFO [stderr]     |             ^^^^^^^ help: consider using `_d_chain` instead
Nov 30 18:42:18.178 INFO [stderr] 
Nov 30 18:42:18.178 INFO [stderr] warning: unused variable: `status`
Nov 30 18:42:18.178 INFO [stderr]    --> src/lib.rs:909:13
Nov 30 18:42:18.178 INFO [stderr]     |
Nov 30 18:42:18.178 INFO [stderr] 909 |         let status = Command::new( "rm" ).args( &[ "testing-write.json" ] ).status().expect( "Filed to delete the json files" );
Nov 30 18:42:18.178 INFO [stderr]     |             ^^^^^^ help: consider using `_status` instead
Nov 30 18:42:18.178 INFO [stderr] 
Nov 30 18:42:18.720 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.720 INFO [stderr]    --> src/lib.rs:192:9
Nov 30 18:42:18.721 INFO [stderr]     |
Nov 30 18:42:18.721 INFO [stderr] 192 |         block.write_to( &file_name );
Nov 30 18:42:18.721 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.721 INFO [stderr]     |
Nov 30 18:42:18.721 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 18:42:18.721 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.721 INFO [stderr] 
Nov 30 18:42:18.722 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.722 INFO [stderr]    --> src/lib.rs:199:9
Nov 30 18:42:18.722 INFO [stderr]     |
Nov 30 18:42:18.722 INFO [stderr] 199 |         file.read_to_string( &mut json );
Nov 30 18:42:18.722 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.722 INFO [stderr]     |
Nov 30 18:42:18.722 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.722 INFO [stderr] 
Nov 30 18:42:18.723 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.723 INFO [stderr]    --> src/lib.rs:217:9
Nov 30 18:42:18.723 INFO [stderr]     |
Nov 30 18:42:18.723 INFO [stderr] 217 |         block.write_to( "testing-block.json" );
Nov 30 18:42:18.723 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.723 INFO [stderr]     |
Nov 30 18:42:18.723 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.724 INFO [stderr] 
Nov 30 18:42:18.729 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.729 INFO [stderr]    --> src/lib.rs:657:9
Nov 30 18:42:18.729 INFO [stderr]     |
Nov 30 18:42:18.729 INFO [stderr] 657 |         merkle.write_to( &file_name );
Nov 30 18:42:18.729 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.730 INFO [stderr]     |
Nov 30 18:42:18.730 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.730 INFO [stderr] 
Nov 30 18:42:18.730 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.730 INFO [stderr]    --> src/lib.rs:664:9
Nov 30 18:42:18.730 INFO [stderr]     |
Nov 30 18:42:18.730 INFO [stderr] 664 |         file.read_to_string( &mut json );
Nov 30 18:42:18.730 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.731 INFO [stderr]     |
Nov 30 18:42:18.731 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.731 INFO [stderr] 
Nov 30 18:42:18.731 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.731 INFO [stderr]    --> src/lib.rs:684:9
Nov 30 18:42:18.732 INFO [stderr]     |
Nov 30 18:42:18.732 INFO [stderr] 684 |         merkle.write_to( "testing-merkle.json" );
Nov 30 18:42:18.732 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.732 INFO [stderr]     |
Nov 30 18:42:18.732 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.732 INFO [stderr] 
Nov 30 18:42:18.734 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.734 INFO [stderr]    --> src/lib.rs:766:9
Nov 30 18:42:18.734 INFO [stderr]     |
Nov 30 18:42:18.734 INFO [stderr] 766 |         chain.write_to( "testing-chain.json" );
Nov 30 18:42:18.734 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.734 INFO [stderr]     |
Nov 30 18:42:18.734 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.735 INFO [stderr] 
Nov 30 18:42:18.735 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.735 INFO [stderr]    --> src/lib.rs:772:9
Nov 30 18:42:18.735 INFO [stderr]     |
Nov 30 18:42:18.735 INFO [stderr] 772 |         file.read_to_string( &mut string );
Nov 30 18:42:18.735 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.735 INFO [stderr]     |
Nov 30 18:42:18.735 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.736 INFO [stderr] 
Nov 30 18:42:18.736 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.736 INFO [stderr]    --> src/lib.rs:796:9
Nov 30 18:42:18.736 INFO [stderr]     |
Nov 30 18:42:18.736 INFO [stderr] 796 |         chain.write_to( "testing-chain.json" );
Nov 30 18:42:18.736 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.737 INFO [stderr]     |
Nov 30 18:42:18.737 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.737 INFO [stderr] 
Nov 30 18:42:18.745 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.745 INFO [stderr]    --> src/lib.rs:890:9
Nov 30 18:42:18.745 INFO [stderr]     |
Nov 30 18:42:18.745 INFO [stderr] 890 |         transaction.write_to( "testing-write.json" );
Nov 30 18:42:18.745 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.745 INFO [stderr]     |
Nov 30 18:42:18.746 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.746 INFO [stderr] 
Nov 30 18:42:18.746 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.746 INFO [stderr]    --> src/lib.rs:896:9
Nov 30 18:42:18.746 INFO [stderr]     |
Nov 30 18:42:18.746 INFO [stderr] 896 |         file.read_to_string( &mut info );
Nov 30 18:42:18.746 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.746 INFO [stderr]     |
Nov 30 18:42:18.746 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.746 INFO [stderr] 
Nov 30 18:42:18.747 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 18:42:18.747 INFO [stderr]    --> src/lib.rs:921:9
Nov 30 18:42:18.747 INFO [stderr]     |
Nov 30 18:42:18.747 INFO [stderr] 921 |         transaction.write_to( "testing-write.json" );
Nov 30 18:42:18.747 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:42:18.747 INFO [stderr]     |
Nov 30 18:42:18.748 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 18:42:18.748 INFO [stderr] 
Nov 30 18:42:20.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.30s
Nov 30 18:42:20.685 INFO [stderr] su: No module specific data is present
Nov 30 18:42:21.368 INFO running `"docker" "inspect" "17d13455a10da4569d769c4ca1a16f866730e74ff530a2ebc971e2f43c538bd7"`
Nov 30 18:42:21.710 INFO running `"docker" "rm" "-f" "17d13455a10da4569d769c4ca1a16f866730e74ff530a2ebc971e2f43c538bd7"`
Nov 30 18:42:22.093 INFO [stdout] 17d13455a10da4569d769c4ca1a16f866730e74ff530a2ebc971e2f43c538bd7