Sep 02 06:58:11.790 INFO checking mvcc-0.0.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 06:58:11.790 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 06:58:11.790 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 06:58:11.970 INFO blam! ba9b1238666d3b2b4c2e61605c63453c0e6e5469bddbae45387cf9ccdabb3171
Sep 02 06:58:11.972 INFO running `"docker" "start" "-a" "ba9b1238666d3b2b4c2e61605c63453c0e6e5469bddbae45387cf9ccdabb3171"`
Sep 02 06:58:12.649 INFO kablam!     Checking pagecache v0.4.5
Sep 02 06:58:18.463 INFO kablam!     Checking sled v0.15.17
Sep 02 06:58:21.503 INFO kablam!     Checking mvcc v0.0.1 (file:///source)
Sep 02 06:58:23.364 INFO kablam! warning: type alias is never used: `Delta`
Sep 02 06:58:23.364 INFO kablam!   --> src/lib.rs:58:1
Sep 02 06:58:23.364 INFO kablam!    |
Sep 02 06:58:23.365 INFO kablam! 58 | type Delta = Vec<u8>;
Sep 02 06:58:23.365 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 02 06:58:23.365 INFO kablam!    |
Sep 02 06:58:23.365 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 06:58:23.365 INFO kablam! 
Sep 02 06:58:23.388 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 06:58:23.388 INFO kablam!    --> src/db.rs:222:17
Sep 02 06:58:23.388 INFO kablam!     |
Sep 02 06:58:23.388 INFO kablam! 222 |                 self.mvcc.insert(k.clone(), Chain::new(chain));
Sep 02 06:58:23.388 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 06:58:23.388 INFO kablam!     |
Sep 02 06:58:23.388 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 02 06:58:23.388 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 06:58:23.388 INFO kablam! 
Sep 02 06:58:23.388 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 06:58:23.388 INFO kablam!    --> src/db.rs:225:17
Sep 02 06:58:23.388 INFO kablam!     |
Sep 02 06:58:23.388 INFO kablam! 225 |                 self.mvcc.insert(k.clone(), Chain::default());
Sep 02 06:58:23.388 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 06:58:23.388 INFO kablam!     |
Sep 02 06:58:23.388 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 06:58:23.388 INFO kablam! 
Sep 02 06:58:23.470 INFO kablam! warning: type alias is never used: `Delta`
Sep 02 06:58:23.470 INFO kablam!   --> src/lib.rs:58:1
Sep 02 06:58:23.470 INFO kablam!    |
Sep 02 06:58:23.470 INFO kablam! 58 | type Delta = Vec<u8>;
Sep 02 06:58:23.470 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 02 06:58:23.470 INFO kablam!    |
Sep 02 06:58:23.470 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 06:58:23.470 INFO kablam! 
Sep 02 06:58:23.483 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 06:58:23.484 INFO kablam!    --> src/db.rs:222:17
Sep 02 06:58:23.484 INFO kablam!     |
Sep 02 06:58:23.484 INFO kablam! 222 |                 self.mvcc.insert(k.clone(), Chain::new(chain));
Sep 02 06:58:23.484 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 06:58:23.484 INFO kablam!     |
Sep 02 06:58:23.484 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 02 06:58:23.484 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 06:58:23.484 INFO kablam! 
Sep 02 06:58:23.484 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 02 06:58:23.484 INFO kablam!    --> src/db.rs:225:17
Sep 02 06:58:23.484 INFO kablam!     |
Sep 02 06:58:23.484 INFO kablam! 225 |                 self.mvcc.insert(k.clone(), Chain::default());
Sep 02 06:58:23.484 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 06:58:23.484 INFO kablam!     |
Sep 02 06:58:23.484 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 02 06:58:23.484 INFO kablam! 
Sep 02 06:58:23.514 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.94s
Sep 02 06:58:23.522 INFO kablam! su: No module specific data is present
Sep 02 06:58:23.948 INFO running `"docker" "rm" "-f" "ba9b1238666d3b2b4c2e61605c63453c0e6e5469bddbae45387cf9ccdabb3171"`
Sep 02 06:58:24.032 INFO blam! ba9b1238666d3b2b4c2e61605c63453c0e6e5469bddbae45387cf9ccdabb3171