Sep 10 21:26:32.385 INFO checking chain-p2p-0.1.7 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 21:26:32.385 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 21:26:32.385 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:26:32.609 INFO blam! 944496a7db6d490c5a4d8c926db96360fd441d966a12632b9508ea6f08cfcbe3
Sep 10 21:26:32.611 INFO running `"docker" "start" "-a" "944496a7db6d490c5a4d8c926db96360fd441d966a12632b9508ea6f08cfcbe3"`
Sep 10 21:26:33.906 INFO kablam! usermod: no changes
Sep 10 21:26:34.069 INFO kablam!     Checking chain-p2p v0.1.7 (file:///source)
Sep 10 21:26:35.905 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:35.905 INFO kablam!    --> src/p2p/mod.rs:112:9
Sep 10 21:26:35.905 INFO kablam!     |
Sep 10 21:26:35.905 INFO kablam! 112 |         Conns::update(conns_update, index, conn_addr);
Sep 10 21:26:35.905 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:35.905 INFO kablam!     |
Sep 10 21:26:35.906 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 21:26:35.906 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:35.906 INFO kablam! 
Sep 10 21:26:35.906 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:35.906 INFO kablam!    --> src/p2p/mod.rs:123:9
Sep 10 21:26:35.906 INFO kablam!     |
Sep 10 21:26:35.906 INFO kablam! 123 |         Conns::remove(conns_dis, index);
Sep 10 21:26:35.906 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:35.906 INFO kablam!     |
Sep 10 21:26:35.906 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:35.906 INFO kablam! 
Sep 10 21:26:35.986 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:35.986 INFO kablam!    --> src/p2p/mod.rs:112:9
Sep 10 21:26:35.986 INFO kablam!     |
Sep 10 21:26:35.986 INFO kablam! 112 |         Conns::update(conns_update, index, conn_addr);
Sep 10 21:26:35.986 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:35.986 INFO kablam!     |
Sep 10 21:26:35.986 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 21:26:35.986 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:35.986 INFO kablam! 
Sep 10 21:26:35.986 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 21:26:35.986 INFO kablam!    --> src/p2p/mod.rs:123:9
Sep 10 21:26:35.986 INFO kablam!     |
Sep 10 21:26:35.986 INFO kablam! 123 |         Conns::remove(conns_dis, index);
Sep 10 21:26:35.986 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 21:26:35.986 INFO kablam!     |
Sep 10 21:26:35.986 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 21:26:35.986 INFO kablam! 
Sep 10 21:26:37.842 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
Sep 10 21:26:37.850 INFO kablam! su: No module specific data is present
Sep 10 21:26:38.658 INFO running `"docker" "rm" "-f" "944496a7db6d490c5a4d8c926db96360fd441d966a12632b9508ea6f08cfcbe3"`
Sep 10 21:26:38.732 INFO blam! 944496a7db6d490c5a4d8c926db96360fd441d966a12632b9508ea6f08cfcbe3