Sep 21 08:51:31.343 INFO checking hematite-nbt-0.3.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 08:51:31.343 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 08:51:31.343 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 08:51:31.583 INFO blam! b8c83fef3e3821833b3b0b1233b444e05d449fa70657cddbc158b3bf2caccb0f
Sep 21 08:51:31.585 INFO running `"docker" "start" "-a" "b8c83fef3e3821833b3b0b1233b444e05d449fa70657cddbc158b3bf2caccb0f"`
Sep 21 08:51:32.850 INFO kablam! usermod: no changes
Sep 21 08:51:32.930 INFO kablam!     Checking hematite-nbt v0.3.0 (/source)
Sep 21 08:51:34.198 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.198 INFO kablam!   --> src/blob.rs:50:24
Sep 21 08:51:34.198 INFO kablam!    |
Sep 21 08:51:34.198 INFO kablam! 50 |     pub fn from_reader(mut src: &mut io::Read) -> Result<Blob> {
Sep 21 08:51:34.198 INFO kablam!    |                        ----^^^
Sep 21 08:51:34.198 INFO kablam!    |                        |
Sep 21 08:51:34.198 INFO kablam!    |                        help: remove this `mut`
Sep 21 08:51:34.198 INFO kablam!    |
Sep 21 08:51:34.198 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 08:51:34.198 INFO kablam! 
Sep 21 08:51:34.238 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.238 INFO kablam!   --> src/value.rs:88:32
Sep 21 08:51:34.238 INFO kablam!    |
Sep 21 08:51:34.238 INFO kablam! 88 |     pub fn write_header(&self, mut dst: &mut io::Write, title: &str) -> Result<()> {
Sep 21 08:51:34.238 INFO kablam!    |                                ----^^^
Sep 21 08:51:34.238 INFO kablam!    |                                |
Sep 21 08:51:34.238 INFO kablam!    |                                help: remove this `mut`
Sep 21 08:51:34.238 INFO kablam! 
Sep 21 08:51:34.242 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.242 INFO kablam!   --> src/value.rs:96:25
Sep 21 08:51:34.242 INFO kablam!    |
Sep 21 08:51:34.242 INFO kablam! 96 |     pub fn write(&self, mut dst: &mut io::Write) -> Result<()> {
Sep 21 08:51:34.242 INFO kablam!    |                         ----^^^
Sep 21 08:51:34.242 INFO kablam!    |                         |
Sep 21 08:51:34.242 INFO kablam!    |                         help: remove this `mut`
Sep 21 08:51:34.242 INFO kablam! 
Sep 21 08:51:34.242 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.242 INFO kablam!    --> src/value.rs:155:24
Sep 21 08:51:34.242 INFO kablam!     |
Sep 21 08:51:34.242 INFO kablam! 155 |     pub fn read_header(mut src: &mut io::Read) -> Result<(u8, String)> {
Sep 21 08:51:34.242 INFO kablam!     |                        ----^^^
Sep 21 08:51:34.242 INFO kablam!     |                        |
Sep 21 08:51:34.242 INFO kablam!     |                        help: remove this `mut`
Sep 21 08:51:34.242 INFO kablam! 
Sep 21 08:51:34.254 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.254 INFO kablam!    --> src/value.rs:170:32
Sep 21 08:51:34.254 INFO kablam!     |
Sep 21 08:51:34.254 INFO kablam! 170 |     pub fn from_reader(id: u8, mut src: &mut io::Read) -> Result<Value> {
Sep 21 08:51:34.254 INFO kablam!     |                                ----^^^
Sep 21 08:51:34.254 INFO kablam!     |                                |
Sep 21 08:51:34.254 INFO kablam!     |                                help: remove this `mut`
Sep 21 08:51:34.254 INFO kablam! 
Sep 21 08:51:34.267 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.267 INFO kablam!    --> src/value.rs:309:14
Sep 21 08:51:34.267 INFO kablam!     |
Sep 21 08:51:34.267 INFO kablam! 309 | fn read_utf8(mut src: &mut io::Read, len: usize) -> Result<String> {
Sep 21 08:51:34.267 INFO kablam!     |              ----^^^
Sep 21 08:51:34.267 INFO kablam!     |              |
Sep 21 08:51:34.267 INFO kablam!     |              help: remove this `mut`
Sep 21 08:51:34.267 INFO kablam! 
Sep 21 08:51:34.330 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.330 INFO kablam!   --> src/blob.rs:50:24
Sep 21 08:51:34.330 INFO kablam!    |
Sep 21 08:51:34.330 INFO kablam! 50 |     pub fn from_reader(mut src: &mut io::Read) -> Result<Blob> {
Sep 21 08:51:34.330 INFO kablam!    |                        ----^^^
Sep 21 08:51:34.330 INFO kablam!    |                        |
Sep 21 08:51:34.330 INFO kablam!    |                        help: remove this `mut`
Sep 21 08:51:34.330 INFO kablam!    |
Sep 21 08:51:34.330 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 08:51:34.330 INFO kablam! 
Sep 21 08:51:34.402 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.402 INFO kablam!   --> src/value.rs:88:32
Sep 21 08:51:34.402 INFO kablam!    |
Sep 21 08:51:34.402 INFO kablam! 88 |     pub fn write_header(&self, mut dst: &mut io::Write, title: &str) -> Result<()> {
Sep 21 08:51:34.402 INFO kablam!    |                                ----^^^
Sep 21 08:51:34.402 INFO kablam!    |                                |
Sep 21 08:51:34.402 INFO kablam!    |                                help: remove this `mut`
Sep 21 08:51:34.402 INFO kablam! 
Sep 21 08:51:34.410 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.410 INFO kablam!   --> src/value.rs:96:25
Sep 21 08:51:34.410 INFO kablam!    |
Sep 21 08:51:34.410 INFO kablam! 96 |     pub fn write(&self, mut dst: &mut io::Write) -> Result<()> {
Sep 21 08:51:34.410 INFO kablam!    |                         ----^^^
Sep 21 08:51:34.410 INFO kablam!    |                         |
Sep 21 08:51:34.410 INFO kablam!    |                         help: remove this `mut`
Sep 21 08:51:34.410 INFO kablam! 
Sep 21 08:51:34.426 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.426 INFO kablam!    --> src/value.rs:155:24
Sep 21 08:51:34.426 INFO kablam!     |
Sep 21 08:51:34.426 INFO kablam! 155 |     pub fn read_header(mut src: &mut io::Read) -> Result<(u8, String)> {
Sep 21 08:51:34.426 INFO kablam!     |                        ----^^^
Sep 21 08:51:34.426 INFO kablam!     |                        |
Sep 21 08:51:34.426 INFO kablam!     |                        help: remove this `mut`
Sep 21 08:51:34.426 INFO kablam! 
Sep 21 08:51:34.426 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.426 INFO kablam!    --> src/value.rs:170:32
Sep 21 08:51:34.426 INFO kablam!     |
Sep 21 08:51:34.426 INFO kablam! 170 |     pub fn from_reader(id: u8, mut src: &mut io::Read) -> Result<Value> {
Sep 21 08:51:34.426 INFO kablam!     |                                ----^^^
Sep 21 08:51:34.426 INFO kablam!     |                                |
Sep 21 08:51:34.426 INFO kablam!     |                                help: remove this `mut`
Sep 21 08:51:34.426 INFO kablam! 
Sep 21 08:51:34.458 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:51:34.458 INFO kablam!    --> src/value.rs:309:14
Sep 21 08:51:34.458 INFO kablam!     |
Sep 21 08:51:34.458 INFO kablam! 309 | fn read_utf8(mut src: &mut io::Read, len: usize) -> Result<String> {
Sep 21 08:51:34.458 INFO kablam!     |              ----^^^
Sep 21 08:51:34.458 INFO kablam!     |              |
Sep 21 08:51:34.458 INFO kablam!     |              help: remove this `mut`
Sep 21 08:51:34.458 INFO kablam! 
Sep 21 08:51:34.524 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Sep 21 08:51:34.534 INFO kablam! su: No module specific data is present
Sep 21 08:51:36.075 INFO running `"docker" "rm" "-f" "b8c83fef3e3821833b3b0b1233b444e05d449fa70657cddbc158b3bf2caccb0f"`
Sep 21 08:51:36.193 INFO blam! b8c83fef3e3821833b3b0b1233b444e05d449fa70657cddbc158b3bf2caccb0f