Sep 01 19:53:56.389 INFO checking varuint-0.3.4 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 19:53:56.389 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 19:53:56.389 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 19:53:56.532 INFO blam! 4d2ecf69da41373e53fe10b65cd517004c2a39c512b42252eef63de89f936432
Sep 01 19:53:56.534 INFO running `"docker" "start" "-a" "4d2ecf69da41373e53fe10b65cd517004c2a39c512b42252eef63de89f936432"`
Sep 01 19:53:57.266 INFO kablam!     Checking varuint v0.3.4 (file:///source)
Sep 01 19:53:57.740 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:53:57.740 INFO kablam!    --> src/varuint.rs:114:29
Sep 01 19:53:57.740 INFO kablam!     |
Sep 01 19:53:57.740 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Sep 01 19:53:57.740 INFO kablam!     |                             ----^^^
Sep 01 19:53:57.740 INFO kablam!     |                             |
Sep 01 19:53:57.740 INFO kablam!     |                             help: remove this `mut`
Sep 01 19:53:57.740 INFO kablam!     |
Sep 01 19:53:57.740 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 19:53:57.740 INFO kablam! 
Sep 01 19:53:57.747 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:53:57.747 INFO kablam!    --> src/varuint.rs:187:20
Sep 01 19:53:57.747 INFO kablam!     |
Sep 01 19:53:57.747 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Sep 01 19:53:57.747 INFO kablam!     |                    ----^
Sep 01 19:53:57.747 INFO kablam!     |                    |
Sep 01 19:53:57.747 INFO kablam!     |                    help: remove this `mut`
Sep 01 19:53:57.747 INFO kablam! 
Sep 01 19:53:57.763 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:53:57.763 INFO kablam!    --> src/varuint.rs:372:20
Sep 01 19:53:57.763 INFO kablam!     |
Sep 01 19:53:57.763 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Sep 01 19:53:57.763 INFO kablam!     |                    ----^
Sep 01 19:53:57.763 INFO kablam!     |                    |
Sep 01 19:53:57.763 INFO kablam!     |                    help: remove this `mut`
Sep 01 19:53:57.763 INFO kablam! 
Sep 01 19:53:57.839 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:53:57.839 INFO kablam!    --> src/varuint.rs:114:29
Sep 01 19:53:57.839 INFO kablam!     |
Sep 01 19:53:57.839 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Sep 01 19:53:57.839 INFO kablam!     |                             ----^^^
Sep 01 19:53:57.839 INFO kablam!     |                             |
Sep 01 19:53:57.839 INFO kablam!     |                             help: remove this `mut`
Sep 01 19:53:57.839 INFO kablam!     |
Sep 01 19:53:57.839 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 19:53:57.839 INFO kablam! 
Sep 01 19:53:57.847 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:53:57.848 INFO kablam!    --> src/varuint.rs:187:20
Sep 01 19:53:57.848 INFO kablam!     |
Sep 01 19:53:57.848 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Sep 01 19:53:57.848 INFO kablam!     |                    ----^
Sep 01 19:53:57.848 INFO kablam!     |                    |
Sep 01 19:53:57.848 INFO kablam!     |                    help: remove this `mut`
Sep 01 19:53:57.848 INFO kablam! 
Sep 01 19:53:57.863 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:53:57.863 INFO kablam!    --> src/varuint.rs:372:20
Sep 01 19:53:57.863 INFO kablam!     |
Sep 01 19:53:57.863 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Sep 01 19:53:57.863 INFO kablam!     |                    ----^
Sep 01 19:53:57.863 INFO kablam!     |                    |
Sep 01 19:53:57.863 INFO kablam!     |                    help: remove this `mut`
Sep 01 19:53:57.863 INFO kablam! 
Sep 01 19:53:57.887 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Sep 01 19:53:57.890 INFO kablam! su: No module specific data is present
Sep 01 19:53:58.302 INFO running `"docker" "rm" "-f" "4d2ecf69da41373e53fe10b65cd517004c2a39c512b42252eef63de89f936432"`
Sep 01 19:53:58.392 INFO blam! 4d2ecf69da41373e53fe10b65cd517004c2a39c512b42252eef63de89f936432