Aug 10 22:49:56.368 INFO checking varuint-0.3.4 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 10 22:49:56.368 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 10 22:49:56.368 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 10 22:49:56.368 INFO running `"docker" "create" "-v" "/tmp/crater.SYW1LPVtmGz5:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 10 22:49:56.584 INFO blam! 1a2bd080fedac1329fa2b7e0d75949ff4a3c394c5ac689f2afc1492dafd7d08f
Aug 10 22:49:56.586 INFO running `"docker" "start" "-a" "1a2bd080fedac1329fa2b7e0d75949ff4a3c394c5ac689f2afc1492dafd7d08f"`
Aug 10 22:49:57.727 INFO kablam!     Checking varuint v0.3.4 (file:///source)
Aug 10 22:49:58.223 INFO kablam! warning: variable does not need to be mutable
Aug 10 22:49:58.223 INFO kablam!    --> src/varuint.rs:114:29
Aug 10 22:49:58.223 INFO kablam!     |
Aug 10 22:49:58.223 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Aug 10 22:49:58.223 INFO kablam!     |                             ----^^^
Aug 10 22:49:58.223 INFO kablam!     |                             |
Aug 10 22:49:58.223 INFO kablam!     |                             help: remove this `mut`
Aug 10 22:49:58.223 INFO kablam!     |
Aug 10 22:49:58.223 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 10 22:49:58.223 INFO kablam! 
Aug 10 22:49:58.231 INFO kablam! warning: variable does not need to be mutable
Aug 10 22:49:58.231 INFO kablam!    --> src/varuint.rs:187:20
Aug 10 22:49:58.231 INFO kablam!     |
Aug 10 22:49:58.231 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Aug 10 22:49:58.231 INFO kablam!     |                    ----^
Aug 10 22:49:58.231 INFO kablam!     |                    |
Aug 10 22:49:58.231 INFO kablam!     |                    help: remove this `mut`
Aug 10 22:49:58.231 INFO kablam! 
Aug 10 22:49:58.246 INFO kablam! warning: variable does not need to be mutable
Aug 10 22:49:58.246 INFO kablam!    --> src/varuint.rs:372:20
Aug 10 22:49:58.247 INFO kablam!     |
Aug 10 22:49:58.247 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Aug 10 22:49:58.247 INFO kablam!     |                    ----^
Aug 10 22:49:58.247 INFO kablam!     |                    |
Aug 10 22:49:58.247 INFO kablam!     |                    help: remove this `mut`
Aug 10 22:49:58.247 INFO kablam! 
Aug 10 22:49:58.350 INFO kablam! warning: variable does not need to be mutable
Aug 10 22:49:58.350 INFO kablam!    --> src/varuint.rs:114:29
Aug 10 22:49:58.350 INFO kablam!     |
Aug 10 22:49:58.350 INFO kablam! 114 |     fn serialize_buf(&self, mut buf: &mut [u8]) -> usize {
Aug 10 22:49:58.350 INFO kablam!     |                             ----^^^
Aug 10 22:49:58.350 INFO kablam!     |                             |
Aug 10 22:49:58.350 INFO kablam!     |                             help: remove this `mut`
Aug 10 22:49:58.350 INFO kablam!     |
Aug 10 22:49:58.350 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 10 22:49:58.350 INFO kablam! 
Aug 10 22:49:58.355 INFO kablam! warning: variable does not need to be mutable
Aug 10 22:49:58.355 INFO kablam!    --> src/varuint.rs:187:20
Aug 10 22:49:58.355 INFO kablam!     |
Aug 10 22:49:58.355 INFO kablam! 187 |     fn deserialize(mut r: &mut Read) -> Result<Varuint> {
Aug 10 22:49:58.355 INFO kablam!     |                    ----^
Aug 10 22:49:58.355 INFO kablam!     |                    |
Aug 10 22:49:58.355 INFO kablam!     |                    help: remove this `mut`
Aug 10 22:49:58.355 INFO kablam! 
Aug 10 22:49:58.365 INFO kablam! warning: variable does not need to be mutable
Aug 10 22:49:58.365 INFO kablam!    --> src/varuint.rs:372:20
Aug 10 22:49:58.365 INFO kablam!     |
Aug 10 22:49:58.365 INFO kablam! 372 |     fn deserialize(mut r: &mut Read) -> Result<Varint> {
Aug 10 22:49:58.365 INFO kablam!     |                    ----^
Aug 10 22:49:58.365 INFO kablam!     |                    |
Aug 10 22:49:58.365 INFO kablam!     |                    help: remove this `mut`
Aug 10 22:49:58.365 INFO kablam! 
Aug 10 22:49:58.387 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Aug 10 22:49:58.391 INFO kablam! su: No module specific data is present
Aug 10 22:49:58.994 INFO running `"docker" "rm" "-f" "1a2bd080fedac1329fa2b7e0d75949ff4a3c394c5ac689f2afc1492dafd7d08f"`
Aug 10 22:49:59.096 INFO blam! 1a2bd080fedac1329fa2b7e0d75949ff4a3c394c5ac689f2afc1492dafd7d08f