Sep 10 21:26:34.616 INFO checking chain-p2p-0.1.7 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 21:26:34.616 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 21:26:34.616 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:26:34.862 INFO blam! f4251541b1882d0682f626481167a5b54832f41a15e93caef2136edf77e078d0
Sep 10 21:26:34.864 INFO running `"docker" "start" "-a" "f4251541b1882d0682f626481167a5b54832f41a15e93caef2136edf77e078d0"`
Sep 10 21:26:35.863 INFO kablam! usermod: no changes
Sep 10 21:26:35.990 INFO kablam!     Checking chain-p2p v0.1.7 (file:///source)
Sep 10 21:26:38.314 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:38.314 INFO kablam!    --> src/p2p/mod.rs:112:9
Sep 10 21:26:38.314 INFO kablam!     |
Sep 10 21:26:38.314 INFO kablam! 112 |         Conns::update(conns_update, index, conn_addr);
Sep 10 21:26:38.314 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:38.314 INFO kablam!     |
Sep 10 21:26:38.314 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 21:26:38.314 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:38.314 INFO kablam! 
Sep 10 21:26:38.314 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:38.314 INFO kablam!    --> src/p2p/mod.rs:123:9
Sep 10 21:26:38.314 INFO kablam!     |
Sep 10 21:26:38.314 INFO kablam! 123 |         Conns::remove(conns_dis, index);
Sep 10 21:26:38.314 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:38.314 INFO kablam!     |
Sep 10 21:26:38.314 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:38.314 INFO kablam! 
Sep 10 21:26:38.343 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:38.343 INFO kablam!    --> src/p2p/mod.rs:112:9
Sep 10 21:26:38.343 INFO kablam!     |
Sep 10 21:26:38.343 INFO kablam! 112 |         Conns::update(conns_update, index, conn_addr);
Sep 10 21:26:38.343 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:38.343 INFO kablam!     |
Sep 10 21:26:38.343 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 21:26:38.343 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:38.343 INFO kablam! 
Sep 10 21:26:38.343 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:38.343 INFO kablam!    --> src/p2p/mod.rs:123:9
Sep 10 21:26:38.343 INFO kablam!     |
Sep 10 21:26:38.343 INFO kablam! 123 |         Conns::remove(conns_dis, index);
Sep 10 21:26:38.343 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:38.343 INFO kablam!     |
Sep 10 21:26:38.343 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:38.343 INFO kablam! 
Sep 10 21:26:39.831 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
Sep 10 21:26:39.836 INFO kablam! su: No module specific data is present
Sep 10 21:26:40.635 INFO running `"docker" "rm" "-f" "f4251541b1882d0682f626481167a5b54832f41a15e93caef2136edf77e078d0"`
Sep 10 21:26:40.717 INFO blam! f4251541b1882d0682f626481167a5b54832f41a15e93caef2136edf77e078d0