Sep 19 20:52:41.046 INFO checking png-0.5.2 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 20:52:41.046 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 20:52:41.046 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-3/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 20:52:41.365 INFO blam! 1a8cb0e18e5aad7ac23f5957cf7ed24bf42cd0935ba3d60e52708b33c81866f4
Sep 19 20:52:41.367 INFO running `"docker" "start" "-a" "1a8cb0e18e5aad7ac23f5957cf7ed24bf42cd0935ba3d60e52708b33c81866f4"`
Sep 19 20:52:42.691 INFO kablam! usermod: no changes
Sep 19 20:52:42.939 INFO kablam!    Compiling glium v0.14.0
Sep 19 20:52:42.941 INFO kablam!     Checking png v0.5.2 (/source)
Sep 19 20:52:43.471 INFO kablam! warning: unnecessary parentheses around method argument
Sep 19 20:52:43.472 INFO kablam!    --> src/filter.rs:111:54
Sep 19 20:52:43.472 INFO kablam!     |
Sep 19 20:52:43.472 INFO kablam! 111 |                 current[i] = current[i].wrapping_sub((current[i - bpp].wrapping_add(previous[i]) / 2));
Sep 19 20:52:43.472 INFO kablam!     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 19 20:52:43.472 INFO kablam!     |
Sep 19 20:52:43.472 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 19 20:52:43.472 INFO kablam! 
Sep 19 20:52:43.907 INFO kablam! warning: unused import: `Read`
Sep 19 20:52:43.907 INFO kablam!  --> src/decoder/stream.rs:6:21
Sep 19 20:52:43.907 INFO kablam!   |
Sep 19 20:52:43.907 INFO kablam! 6 | use std::io::{self, Read, Write};
Sep 19 20:52:43.907 INFO kablam!   |                     ^^^^
Sep 19 20:52:43.907 INFO kablam!   |
Sep 19 20:52:43.907 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 20:52:43.907 INFO kablam! 
Sep 19 20:52:43.907 INFO kablam! warning: unused import: `Write`
Sep 19 20:52:43.907 INFO kablam!  --> src/decoder/stream.rs:6:27
Sep 19 20:52:43.907 INFO kablam!   |
Sep 19 20:52:43.907 INFO kablam! 6 | use std::io::{self, Read, Write};
Sep 19 20:52:43.907 INFO kablam!   |                           ^^^^^
Sep 19 20:52:43.907 INFO kablam! 
Sep 19 20:52:43.907 INFO kablam! warning: unused import: `AsRef`
Sep 19 20:52:43.907 INFO kablam!  --> src/decoder/stream.rs:8:26
Sep 19 20:52:43.907 INFO kablam!   |
Sep 19 20:52:43.907 INFO kablam! 8 | use std::convert::{From, AsRef};
Sep 19 20:52:43.907 INFO kablam!   |                          ^^^^^
Sep 19 20:52:43.907 INFO kablam! 
Sep 19 20:52:43.907 INFO kablam! warning: unused import: `std::convert::AsRef`
Sep 19 20:52:43.907 INFO kablam!  --> src/decoder/mod.rs:8:5
Sep 19 20:52:43.907 INFO kablam!   |
Sep 19 20:52:43.907 INFO kablam! 8 | use std::convert::AsRef;
Sep 19 20:52:43.907 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 19 20:52:43.907 INFO kablam! 
Sep 19 20:52:44.051 INFO kablam! warning: variable does not need to be mutable
Sep 19 20:52:44.051 INFO kablam!   --> src/traits.rs:18:49
Sep 19 20:52:44.051 INFO kablam!    |
Sep 19 20:52:44.051 INFO kablam! 18 | fn read_all<R: io::Read + ?Sized>(this: &mut R, mut buf: &mut [u8]) -> io::Result<()> {
Sep 19 20:52:44.051 INFO kablam!    |                                                 ----^^^
Sep 19 20:52:44.051 INFO kablam!    |                                                 |
Sep 19 20:52:44.051 INFO kablam!    |                                                 help: remove this `mut`
Sep 19 20:52:44.051 INFO kablam!    |
Sep 19 20:52:44.051 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 20:52:44.051 INFO kablam! 
Sep 19 20:53:07.887 INFO kablam! warning: unnecessary parentheses around method argument
Sep 19 20:53:07.887 INFO kablam!    --> src/filter.rs:111:54
Sep 19 20:53:07.887 INFO kablam!     |
Sep 19 20:53:07.887 INFO kablam! 111 |                 current[i] = current[i].wrapping_sub((current[i - bpp].wrapping_add(previous[i]) / 2));
Sep 19 20:53:07.887 INFO kablam!     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 19 20:53:07.887 INFO kablam!     |
Sep 19 20:53:07.887 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 19 20:53:07.887 INFO kablam! 
Sep 19 20:53:08.934 INFO kablam! warning: unused import: `Read`
Sep 19 20:53:08.935 INFO kablam!  --> src/decoder/stream.rs:6:21
Sep 19 20:53:08.935 INFO kablam!   |
Sep 19 20:53:08.936 INFO kablam! 6 | use std::io::{self, Read, Write};
Sep 19 20:53:08.936 INFO kablam!   |                     ^^^^
Sep 19 20:53:08.936 INFO kablam!   |
Sep 19 20:53:08.937 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 20:53:08.937 INFO kablam! 
Sep 19 20:53:08.938 INFO kablam! warning: unused import: `Write`
Sep 19 20:53:08.938 INFO kablam!  --> src/decoder/stream.rs:6:27
Sep 19 20:53:08.939 INFO kablam!   |
Sep 19 20:53:08.939 INFO kablam! 6 | use std::io::{self, Read, Write};
Sep 19 20:53:08.939 INFO kablam!   |                           ^^^^^
Sep 19 20:53:08.940 INFO kablam! 
Sep 19 20:53:08.940 INFO kablam! warning: unused import: `AsRef`
Sep 19 20:53:08.941 INFO kablam!  --> src/decoder/stream.rs:8:26
Sep 19 20:53:08.941 INFO kablam!   |
Sep 19 20:53:08.941 INFO kablam! 8 | use std::convert::{From, AsRef};
Sep 19 20:53:08.942 INFO kablam!   |                          ^^^^^
Sep 19 20:53:08.942 INFO kablam! 
Sep 19 20:53:08.942 INFO kablam! warning: unused import: `std::convert::AsRef`
Sep 19 20:53:08.943 INFO kablam!  --> src/decoder/mod.rs:8:5
Sep 19 20:53:08.943 INFO kablam!   |
Sep 19 20:53:08.944 INFO kablam! 8 | use std::convert::AsRef;
Sep 19 20:53:08.944 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 19 20:53:08.944 INFO kablam! 
Sep 19 20:53:09.195 INFO kablam! warning: unused `#[macro_use]` import
Sep 19 20:53:09.195 INFO kablam!  --> examples/show.rs:1:1
Sep 19 20:53:09.196 INFO kablam!   |
Sep 19 20:53:09.196 INFO kablam! 1 | #[macro_use]
Sep 19 20:53:09.197 INFO kablam!   | ^^^^^^^^^^^^
Sep 19 20:53:09.197 INFO kablam!   |
Sep 19 20:53:09.197 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 20:53:09.198 INFO kablam! 
Sep 19 20:53:09.367 INFO kablam! warning: variable does not need to be mutable
Sep 19 20:53:09.367 INFO kablam!   --> src/traits.rs:18:49
Sep 19 20:53:09.368 INFO kablam!    |
Sep 19 20:53:09.368 INFO kablam! 18 | fn read_all<R: io::Read + ?Sized>(this: &mut R, mut buf: &mut [u8]) -> io::Result<()> {
Sep 19 20:53:09.369 INFO kablam!    |                                                 ----^^^
Sep 19 20:53:09.369 INFO kablam!    |                                                 |
Sep 19 20:53:09.369 INFO kablam!    |                                                 help: remove this `mut`
Sep 19 20:53:09.370 INFO kablam!    |
Sep 19 20:53:09.370 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 20:53:09.370 INFO kablam! 
Sep 19 20:53:09.643 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 26.92s
Sep 19 20:53:09.654 INFO kablam! su: No module specific data is present
Sep 19 20:53:10.863 INFO running `"docker" "rm" "-f" "1a8cb0e18e5aad7ac23f5957cf7ed24bf42cd0935ba3d60e52708b33c81866f4"`
Sep 19 20:53:11.126 INFO blam! 1a8cb0e18e5aad7ac23f5957cf7ed24bf42cd0935ba3d60e52708b33c81866f4