Sep 10 12:44:23.130 INFO checking postgres_range-0.8.2 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 12:44:23.130 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 12:44:23.130 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/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 12:44:23.336 INFO blam! 7fc2253ed696275591be1371a885793be849b1448a7ba9282ee8d15cc1e8f132
Sep 10 12:44:23.337 INFO running `"docker" "start" "-a" "7fc2253ed696275591be1371a885793be849b1448a7ba9282ee8d15cc1e8f132"`
Sep 10 12:44:25.029 INFO kablam! usermod: no changes
Sep 10 12:44:25.202 INFO kablam!     Checking phf_shared v0.7.15
Sep 10 12:44:25.666 INFO kablam!     Checking phf v0.7.15
Sep 10 12:44:26.131 INFO kablam!     Checking postgres v0.11.12
Sep 10 12:44:28.410 INFO kablam!     Checking postgres_range v0.8.2 (file:///source)
Sep 10 12:44:29.735 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:44:29.735 INFO kablam!   --> src/impls.rs:70:50
Sep 10 12:44:29.735 INFO kablam!    |
Sep 10 12:44:29.735 INFO kablam! 70 |     fn to_sql<W: ?Sized+Write>(&self, ty: &Type, mut buf: &mut W, info: &SessionInfo)
Sep 10 12:44:29.735 INFO kablam!    |                                                  ----^^^
Sep 10 12:44:29.735 INFO kablam!    |                                                  |
Sep 10 12:44:29.735 INFO kablam!    |                                                  help: remove this `mut`
Sep 10 12:44:29.735 INFO kablam!    |
Sep 10 12:44:29.736 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 12:44:29.736 INFO kablam! 
Sep 10 12:44:29.739 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:44:29.739 INFO kablam!   --> src/impls.rs:95:52
Sep 10 12:44:29.739 INFO kablam!    |
Sep 10 12:44:29.739 INFO kablam! 95 |         fn write_value<S, T, W: ?Sized>(ty: &Type, mut buf: &mut W, info: &SessionInfo,
Sep 10 12:44:29.739 INFO kablam!    |                                                    ----^^^
Sep 10 12:44:29.739 INFO kablam!    |                                                    |
Sep 10 12:44:29.739 INFO kablam!    |                                                    help: remove this `mut`
Sep 10 12:44:29.746 INFO kablam! 
Sep 10 12:44:30.026 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:44:30.026 INFO kablam!   --> src/impls.rs:70:50
Sep 10 12:44:30.026 INFO kablam!    |
Sep 10 12:44:30.026 INFO kablam! 70 |     fn to_sql<W: ?Sized+Write>(&self, ty: &Type, mut buf: &mut W, info: &SessionInfo)
Sep 10 12:44:30.026 INFO kablam!    |                                                  ----^^^
Sep 10 12:44:30.026 INFO kablam!    |                                                  |
Sep 10 12:44:30.026 INFO kablam!    |                                                  help: remove this `mut`
Sep 10 12:44:30.026 INFO kablam!    |
Sep 10 12:44:30.026 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 12:44:30.026 INFO kablam! 
Sep 10 12:44:30.034 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:44:30.034 INFO kablam!   --> src/impls.rs:95:52
Sep 10 12:44:30.034 INFO kablam!    |
Sep 10 12:44:30.034 INFO kablam! 95 |         fn write_value<S, T, W: ?Sized>(ty: &Type, mut buf: &mut W, info: &SessionInfo,
Sep 10 12:44:30.034 INFO kablam!    |                                                    ----^^^
Sep 10 12:44:30.034 INFO kablam!    |                                                    |
Sep 10 12:44:30.034 INFO kablam!    |                                                    help: remove this `mut`
Sep 10 12:44:30.034 INFO kablam! 
Sep 10 12:44:30.134 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
Sep 10 12:44:30.138 INFO kablam! su: No module specific data is present
Sep 10 12:44:31.320 INFO running `"docker" "rm" "-f" "7fc2253ed696275591be1371a885793be849b1448a7ba9282ee8d15cc1e8f132"`
Sep 10 12:44:31.433 INFO blam! 7fc2253ed696275591be1371a885793be849b1448a7ba9282ee8d15cc1e8f132