Sep 10 06:54:22.333 INFO checking varuint-0.3.4 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 06:54:22.333 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 06:54:22.333 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/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 06:54:22.565 INFO blam! abe08d81dba9998f37e1a2b421ee70223df65d145fbf66763a8ded3df1afa8ab
Sep 10 06:54:22.567 INFO running `"docker" "start" "-a" "abe08d81dba9998f37e1a2b421ee70223df65d145fbf66763a8ded3df1afa8ab"`
Sep 10 06:54:23.683 INFO kablam! usermod: no changes
Sep 10 06:54:23.778 INFO kablam!     Checking varuint v0.3.4 (file:///source)
Sep 10 06:54:24.212 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:54:24.212 INFO kablam!    --> src/varuint.rs:114:29
Sep 10 06:54:24.212 INFO kablam!     |
Sep 10 06:54:24.212 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Sep 10 06:54:24.212 INFO kablam!     |                             ----^^^
Sep 10 06:54:24.212 INFO kablam!     |                             |
Sep 10 06:54:24.212 INFO kablam!     |                             help: remove this `mut`
Sep 10 06:54:24.212 INFO kablam!     |
Sep 10 06:54:24.212 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 06:54:24.212 INFO kablam! 
Sep 10 06:54:24.222 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:54:24.222 INFO kablam!    --> src/varuint.rs:187:20
Sep 10 06:54:24.222 INFO kablam!     |
Sep 10 06:54:24.222 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Sep 10 06:54:24.222 INFO kablam!     |                    ----^
Sep 10 06:54:24.222 INFO kablam!     |                    |
Sep 10 06:54:24.222 INFO kablam!     |                    help: remove this `mut`
Sep 10 06:54:24.222 INFO kablam! 
Sep 10 06:54:24.230 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:54:24.230 INFO kablam!    --> src/varuint.rs:372:20
Sep 10 06:54:24.230 INFO kablam!     |
Sep 10 06:54:24.230 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Sep 10 06:54:24.230 INFO kablam!     |                    ----^
Sep 10 06:54:24.230 INFO kablam!     |                    |
Sep 10 06:54:24.230 INFO kablam!     |                    help: remove this `mut`
Sep 10 06:54:24.230 INFO kablam! 
Sep 10 06:54:24.390 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:54:24.390 INFO kablam!    --> src/varuint.rs:114:29
Sep 10 06:54:24.390 INFO kablam!     |
Sep 10 06:54:24.390 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Sep 10 06:54:24.390 INFO kablam!     |                             ----^^^
Sep 10 06:54:24.390 INFO kablam!     |                             |
Sep 10 06:54:24.390 INFO kablam!     |                             help: remove this `mut`
Sep 10 06:54:24.390 INFO kablam!     |
Sep 10 06:54:24.390 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 06:54:24.390 INFO kablam! 
Sep 10 06:54:24.394 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:54:24.394 INFO kablam!    --> src/varuint.rs:187:20
Sep 10 06:54:24.394 INFO kablam!     |
Sep 10 06:54:24.394 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Sep 10 06:54:24.394 INFO kablam!     |                    ----^
Sep 10 06:54:24.394 INFO kablam!     |                    |
Sep 10 06:54:24.394 INFO kablam!     |                    help: remove this `mut`
Sep 10 06:54:24.394 INFO kablam! 
Sep 10 06:54:24.406 INFO kablam! warning: variable does not need to be mutable
Sep 10 06:54:24.406 INFO kablam!    --> src/varuint.rs:372:20
Sep 10 06:54:24.406 INFO kablam!     |
Sep 10 06:54:24.406 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Sep 10 06:54:24.406 INFO kablam!     |                    ----^
Sep 10 06:54:24.406 INFO kablam!     |                    |
Sep 10 06:54:24.406 INFO kablam!     |                    help: remove this `mut`
Sep 10 06:54:24.406 INFO kablam! 
Sep 10 06:54:24.442 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Sep 10 06:54:24.442 INFO kablam! su: No module specific data is present
Sep 10 06:54:25.716 INFO running `"docker" "rm" "-f" "abe08d81dba9998f37e1a2b421ee70223df65d145fbf66763a8ded3df1afa8ab"`
Sep 10 06:54:25.836 INFO blam! abe08d81dba9998f37e1a2b421ee70223df65d145fbf66763a8ded3df1afa8ab