Sep 01 17:40:24.121 INFO checking hematite-nbt-0.3.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 17:40:24.121 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 17:40:24.122 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 17:40:24.322 INFO blam! 6d5764f405c919e9b5ea6bf6d6b20bca9626bca12ee4f220c0821c354e45c5b2
Sep 01 17:40:24.324 INFO running `"docker" "start" "-a" "6d5764f405c919e9b5ea6bf6d6b20bca9626bca12ee4f220c0821c354e45c5b2"`
Sep 01 17:40:24.974 INFO kablam!     Checking hematite-nbt v0.3.0 (file:///source)
Sep 01 17:40:26.180 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.180 INFO kablam!   --> src/blob.rs:50:24
Sep 01 17:40:26.180 INFO kablam!    |
Sep 01 17:40:26.180 INFO kablam! 50 |     pub fn from_reader(mut src: &mut io::Read) -> Result<Blob> {
Sep 01 17:40:26.180 INFO kablam!    |                        ----^^^
Sep 01 17:40:26.180 INFO kablam!    |                        |
Sep 01 17:40:26.180 INFO kablam!    |                        help: remove this `mut`
Sep 01 17:40:26.180 INFO kablam!    |
Sep 01 17:40:26.180 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:40:26.180 INFO kablam! 
Sep 01 17:40:26.222 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.223 INFO kablam!   --> src/value.rs:88:32
Sep 01 17:40:26.223 INFO kablam!    |
Sep 01 17:40:26.223 INFO kablam! 88 |     pub fn write_header(&self, mut dst: &mut io::Write, title: &str) -> Result<()> {
Sep 01 17:40:26.223 INFO kablam!    |                                ----^^^
Sep 01 17:40:26.223 INFO kablam!    |                                |
Sep 01 17:40:26.223 INFO kablam!    |                                help: remove this `mut`
Sep 01 17:40:26.223 INFO kablam! 
Sep 01 17:40:26.234 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.234 INFO kablam!   --> src/value.rs:96:25
Sep 01 17:40:26.234 INFO kablam!    |
Sep 01 17:40:26.234 INFO kablam! 96 |     pub fn write(&self, mut dst: &mut io::Write) -> Result<()> {
Sep 01 17:40:26.234 INFO kablam!    |                         ----^^^
Sep 01 17:40:26.234 INFO kablam!    |                         |
Sep 01 17:40:26.234 INFO kablam!    |                         help: remove this `mut`
Sep 01 17:40:26.234 INFO kablam! 
Sep 01 17:40:26.235 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.235 INFO kablam!    --> src/value.rs:155:24
Sep 01 17:40:26.235 INFO kablam!     |
Sep 01 17:40:26.235 INFO kablam! 155 |     pub fn read_header(mut src: &mut io::Read) -> Result<(u8, String)> {
Sep 01 17:40:26.235 INFO kablam!     |                        ----^^^
Sep 01 17:40:26.236 INFO kablam!     |                        |
Sep 01 17:40:26.236 INFO kablam!     |                        help: remove this `mut`
Sep 01 17:40:26.236 INFO kablam! 
Sep 01 17:40:26.244 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.244 INFO kablam!    --> src/value.rs:170:32
Sep 01 17:40:26.244 INFO kablam!     |
Sep 01 17:40:26.244 INFO kablam! 170 |     pub fn from_reader(id: u8, mut src: &mut io::Read) -> Result<Value> {
Sep 01 17:40:26.244 INFO kablam!     |                                ----^^^
Sep 01 17:40:26.244 INFO kablam!     |                                |
Sep 01 17:40:26.244 INFO kablam!     |                                help: remove this `mut`
Sep 01 17:40:26.244 INFO kablam! 
Sep 01 17:40:26.275 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.275 INFO kablam!    --> src/value.rs:309:14
Sep 01 17:40:26.275 INFO kablam!     |
Sep 01 17:40:26.275 INFO kablam! 309 | fn read_utf8(mut src: &mut io::Read, len: usize) -> Result<String> {
Sep 01 17:40:26.275 INFO kablam!     |              ----^^^
Sep 01 17:40:26.275 INFO kablam!     |              |
Sep 01 17:40:26.275 INFO kablam!     |              help: remove this `mut`
Sep 01 17:40:26.275 INFO kablam! 
Sep 01 17:40:26.410 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.410 INFO kablam!   --> src/blob.rs:50:24
Sep 01 17:40:26.410 INFO kablam!    |
Sep 01 17:40:26.410 INFO kablam! 50 |     pub fn from_reader(mut src: &mut io::Read) -> Result<Blob> {
Sep 01 17:40:26.410 INFO kablam!    |                        ----^^^
Sep 01 17:40:26.410 INFO kablam!    |                        |
Sep 01 17:40:26.410 INFO kablam!    |                        help: remove this `mut`
Sep 01 17:40:26.410 INFO kablam!    |
Sep 01 17:40:26.410 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:40:26.410 INFO kablam! 
Sep 01 17:40:26.445 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.445 INFO kablam!   --> src/value.rs:88:32
Sep 01 17:40:26.445 INFO kablam!    |
Sep 01 17:40:26.445 INFO kablam! 88 |     pub fn write_header(&self, mut dst: &mut io::Write, title: &str) -> Result<()> {
Sep 01 17:40:26.445 INFO kablam!    |                                ----^^^
Sep 01 17:40:26.445 INFO kablam!    |                                |
Sep 01 17:40:26.445 INFO kablam!    |                                help: remove this `mut`
Sep 01 17:40:26.445 INFO kablam! 
Sep 01 17:40:26.455 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.455 INFO kablam!   --> src/value.rs:96:25
Sep 01 17:40:26.455 INFO kablam!    |
Sep 01 17:40:26.455 INFO kablam! 96 |     pub fn write(&self, mut dst: &mut io::Write) -> Result<()> {
Sep 01 17:40:26.455 INFO kablam!    |                         ----^^^
Sep 01 17:40:26.455 INFO kablam!    |                         |
Sep 01 17:40:26.455 INFO kablam!    |                         help: remove this `mut`
Sep 01 17:40:26.455 INFO kablam! 
Sep 01 17:40:26.456 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.457 INFO kablam!    --> src/value.rs:155:24
Sep 01 17:40:26.457 INFO kablam!     |
Sep 01 17:40:26.457 INFO kablam! 155 |     pub fn read_header(mut src: &mut io::Read) -> Result<(u8, String)> {
Sep 01 17:40:26.457 INFO kablam!     |                        ----^^^
Sep 01 17:40:26.457 INFO kablam!     |                        |
Sep 01 17:40:26.457 INFO kablam!     |                        help: remove this `mut`
Sep 01 17:40:26.457 INFO kablam! 
Sep 01 17:40:26.463 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.463 INFO kablam!    --> src/value.rs:170:32
Sep 01 17:40:26.463 INFO kablam!     |
Sep 01 17:40:26.463 INFO kablam! 170 |     pub fn from_reader(id: u8, mut src: &mut io::Read) -> Result<Value> {
Sep 01 17:40:26.463 INFO kablam!     |                                ----^^^
Sep 01 17:40:26.463 INFO kablam!     |                                |
Sep 01 17:40:26.464 INFO kablam!     |                                help: remove this `mut`
Sep 01 17:40:26.464 INFO kablam! 
Sep 01 17:40:26.481 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:40:26.481 INFO kablam!    --> src/value.rs:309:14
Sep 01 17:40:26.481 INFO kablam!     |
Sep 01 17:40:26.481 INFO kablam! 309 | fn read_utf8(mut src: &mut io::Read, len: usize) -> Result<String> {
Sep 01 17:40:26.481 INFO kablam!     |              ----^^^
Sep 01 17:40:26.481 INFO kablam!     |              |
Sep 01 17:40:26.481 INFO kablam!     |              help: remove this `mut`
Sep 01 17:40:26.481 INFO kablam! 
Sep 01 17:40:26.592 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Sep 01 17:40:26.596 INFO kablam! su: No module specific data is present
Sep 01 17:40:27.030 INFO running `"docker" "rm" "-f" "6d5764f405c919e9b5ea6bf6d6b20bca9626bca12ee4f220c0821c354e45c5b2"`
Sep 01 17:40:27.146 INFO blam! 6d5764f405c919e9b5ea6bf6d6b20bca9626bca12ee4f220c0821c354e45c5b2