Sep 03 23:12:42.624 INFO checking varuint-0.3.4 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 23:12:42.624 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 23:12:42.624 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 23:12:42.813 INFO blam! 52481fcf9018b2ed389f511c917a3da8ead14299c0f45002819a0eda8a9037de
Sep 03 23:12:42.815 INFO running `"docker" "start" "-a" "52481fcf9018b2ed389f511c917a3da8ead14299c0f45002819a0eda8a9037de"`
Sep 03 23:12:43.462 INFO kablam!     Checking varuint v0.3.4 (file:///source)
Sep 03 23:12:43.982 INFO kablam! warning: variable does not need to be mutable
Sep 03 23:12:43.982 INFO kablam!    --> src/varuint.rs:114:29
Sep 03 23:12:43.982 INFO kablam!     |
Sep 03 23:12:43.982 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Sep 03 23:12:43.982 INFO kablam!     |                             ----^^^
Sep 03 23:12:43.982 INFO kablam!     |                             |
Sep 03 23:12:43.982 INFO kablam!     |                             help: remove this `mut`
Sep 03 23:12:43.982 INFO kablam!     |
Sep 03 23:12:43.982 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 03 23:12:43.982 INFO kablam! 
Sep 03 23:12:43.991 INFO kablam! warning: variable does not need to be mutable
Sep 03 23:12:43.991 INFO kablam!    --> src/varuint.rs:187:20
Sep 03 23:12:43.991 INFO kablam!     |
Sep 03 23:12:43.991 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Sep 03 23:12:43.991 INFO kablam!     |                    ----^
Sep 03 23:12:43.991 INFO kablam!     |                    |
Sep 03 23:12:43.991 INFO kablam!     |                    help: remove this `mut`
Sep 03 23:12:43.991 INFO kablam! 
Sep 03 23:12:44.007 INFO kablam! warning: variable does not need to be mutable
Sep 03 23:12:44.007 INFO kablam!    --> src/varuint.rs:372:20
Sep 03 23:12:44.007 INFO kablam!     |
Sep 03 23:12:44.007 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Sep 03 23:12:44.007 INFO kablam!     |                    ----^
Sep 03 23:12:44.008 INFO kablam!     |                    |
Sep 03 23:12:44.008 INFO kablam!     |                    help: remove this `mut`
Sep 03 23:12:44.008 INFO kablam! 
Sep 03 23:12:44.084 INFO kablam! warning: variable does not need to be mutable
Sep 03 23:12:44.084 INFO kablam!    --> src/varuint.rs:114:29
Sep 03 23:12:44.084 INFO kablam!     |
Sep 03 23:12:44.084 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Sep 03 23:12:44.084 INFO kablam!     |                             ----^^^
Sep 03 23:12:44.084 INFO kablam!     |                             |
Sep 03 23:12:44.084 INFO kablam!     |                             help: remove this `mut`
Sep 03 23:12:44.085 INFO kablam!     |
Sep 03 23:12:44.085 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 03 23:12:44.085 INFO kablam! 
Sep 03 23:12:44.093 INFO kablam! warning: variable does not need to be mutable
Sep 03 23:12:44.093 INFO kablam!    --> src/varuint.rs:187:20
Sep 03 23:12:44.093 INFO kablam!     |
Sep 03 23:12:44.093 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Sep 03 23:12:44.093 INFO kablam!     |                    ----^
Sep 03 23:12:44.093 INFO kablam!     |                    |
Sep 03 23:12:44.093 INFO kablam!     |                    help: remove this `mut`
Sep 03 23:12:44.093 INFO kablam! 
Sep 03 23:12:44.109 INFO kablam! warning: variable does not need to be mutable
Sep 03 23:12:44.109 INFO kablam!    --> src/varuint.rs:372:20
Sep 03 23:12:44.109 INFO kablam!     |
Sep 03 23:12:44.109 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Sep 03 23:12:44.109 INFO kablam!     |                    ----^
Sep 03 23:12:44.109 INFO kablam!     |                    |
Sep 03 23:12:44.109 INFO kablam!     |                    help: remove this `mut`
Sep 03 23:12:44.110 INFO kablam! 
Sep 03 23:12:44.128 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Sep 03 23:12:44.131 INFO kablam! su: No module specific data is present
Sep 03 23:12:44.550 INFO running `"docker" "rm" "-f" "52481fcf9018b2ed389f511c917a3da8ead14299c0f45002819a0eda8a9037de"`
Sep 03 23:12:44.669 INFO blam! 52481fcf9018b2ed389f511c917a3da8ead14299c0f45002819a0eda8a9037de