Aug 30 08:11:47.430 INFO checking png-0.5.2 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 08:11:47.430 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 08:11:47.430 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-3/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 08:11:47.584 INFO blam! a343673d3ceb75b54b1694fb16a2c90a8e8994c91b68884e83594f59a1174bfa
Aug 30 08:11:47.585 INFO running `"docker" "start" "-a" "a343673d3ceb75b54b1694fb16a2c90a8e8994c91b68884e83594f59a1174bfa"`
Aug 30 08:11:48.320 INFO kablam!    Compiling glium v0.14.0
Aug 30 08:11:48.320 INFO kablam!     Checking png v0.5.2 (file:///source)
Aug 30 08:11:49.134 INFO kablam! warning: unnecessary parentheses around method argument
Aug 30 08:11:49.134 INFO kablam!    --> src/filter.rs:111:54
Aug 30 08:11:49.134 INFO kablam!     |
Aug 30 08:11:49.134 INFO kablam! 111 |                 current[i] = current[i].wrapping_sub((current[i - bpp].wrapping_add(previous[i]) / 2));
Aug 30 08:11:49.134 INFO kablam!     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Aug 30 08:11:49.134 INFO kablam!     |
Aug 30 08:11:49.134 INFO kablam!     = note: #[warn(unused_parens)] on by default
Aug 30 08:11:49.134 INFO kablam! 
Aug 30 08:11:50.243 INFO kablam! warning: unused import: `Read`
Aug 30 08:11:50.243 INFO kablam!  --> src/decoder/stream.rs:6:21
Aug 30 08:11:50.243 INFO kablam!   |
Aug 30 08:11:50.243 INFO kablam! 6 | use std::io::{self, Read, Write};
Aug 30 08:11:50.243 INFO kablam!   |                     ^^^^
Aug 30 08:11:50.243 INFO kablam!   |
Aug 30 08:11:50.244 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 08:11:50.244 INFO kablam! 
Aug 30 08:11:50.252 INFO kablam! warning: unused import: `Write`
Aug 30 08:11:50.252 INFO kablam!  --> src/decoder/stream.rs:6:27
Aug 30 08:11:50.252 INFO kablam!   |
Aug 30 08:11:50.252 INFO kablam! 6 | use std::io::{self, Read, Write};
Aug 30 08:11:50.252 INFO kablam!   |                           ^^^^^
Aug 30 08:11:50.252 INFO kablam! 
Aug 30 08:11:50.252 INFO kablam! warning: unused import: `AsRef`
Aug 30 08:11:50.252 INFO kablam!  --> src/decoder/stream.rs:8:26
Aug 30 08:11:50.253 INFO kablam!   |
Aug 30 08:11:50.253 INFO kablam! 8 | use std::convert::{From, AsRef};
Aug 30 08:11:50.253 INFO kablam!   |                          ^^^^^
Aug 30 08:11:50.253 INFO kablam! 
Aug 30 08:11:50.253 INFO kablam! warning: unused import: `std::convert::AsRef`
Aug 30 08:11:50.253 INFO kablam!  --> src/decoder/mod.rs:8:5
Aug 30 08:11:50.253 INFO kablam!   |
Aug 30 08:11:50.253 INFO kablam! 8 | use std::convert::AsRef;
Aug 30 08:11:50.253 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Aug 30 08:11:50.253 INFO kablam! 
Aug 30 08:11:50.574 INFO kablam! warning: variable does not need to be mutable
Aug 30 08:11:50.574 INFO kablam!   --> src/traits.rs:18:49
Aug 30 08:11:50.574 INFO kablam!    |
Aug 30 08:11:50.574 INFO kablam! 18 | fn read_all<R: io::Read + ?Sized>(this: &mut R, mut buf: &mut [u8]) -> io::Result<()> {
Aug 30 08:11:50.574 INFO kablam!    |                                                 ----^^^
Aug 30 08:11:50.574 INFO kablam!    |                                                 |
Aug 30 08:11:50.574 INFO kablam!    |                                                 help: remove this `mut`
Aug 30 08:11:50.574 INFO kablam!    |
Aug 30 08:11:50.574 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 08:11:50.574 INFO kablam! 
Aug 30 08:12:24.461 INFO kablam! warning: unnecessary parentheses around method argument
Aug 30 08:12:24.461 INFO kablam!    --> src/filter.rs:111:54
Aug 30 08:12:24.461 INFO kablam!     |
Aug 30 08:12:24.461 INFO kablam! 111 |                 current[i] = current[i].wrapping_sub((current[i - bpp].wrapping_add(previous[i]) / 2));
Aug 30 08:12:24.461 INFO kablam!     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Aug 30 08:12:24.462 INFO kablam!     |
Aug 30 08:12:24.462 INFO kablam!     = note: #[warn(unused_parens)] on by default
Aug 30 08:12:24.462 INFO kablam! 
Aug 30 08:12:25.549 INFO kablam! warning: unused import: `Read`
Aug 30 08:12:25.549 INFO kablam!  --> src/decoder/stream.rs:6:21
Aug 30 08:12:25.549 INFO kablam!   |
Aug 30 08:12:25.550 INFO kablam! 6 | use std::io::{self, Read, Write};
Aug 30 08:12:25.550 INFO kablam!   |                     ^^^^
Aug 30 08:12:25.550 INFO kablam!   |
Aug 30 08:12:25.550 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 08:12:25.550 INFO kablam! 
Aug 30 08:12:25.550 INFO kablam! warning: unused import: `Write`
Aug 30 08:12:25.550 INFO kablam!  --> src/decoder/stream.rs:6:27
Aug 30 08:12:25.550 INFO kablam!   |
Aug 30 08:12:25.550 INFO kablam! 6 | use std::io::{self, Read, Write};
Aug 30 08:12:25.550 INFO kablam!   |                           ^^^^^
Aug 30 08:12:25.550 INFO kablam! 
Aug 30 08:12:25.551 INFO kablam! warning: unused import: `AsRef`
Aug 30 08:12:25.551 INFO kablam!  --> src/decoder/stream.rs:8:26
Aug 30 08:12:25.551 INFO kablam!   |
Aug 30 08:12:25.551 INFO kablam! 8 | use std::convert::{From, AsRef};
Aug 30 08:12:25.551 INFO kablam!   |                          ^^^^^
Aug 30 08:12:25.551 INFO kablam! 
Aug 30 08:12:25.551 INFO kablam! warning: unused import: `std::convert::AsRef`
Aug 30 08:12:25.551 INFO kablam!  --> src/decoder/mod.rs:8:5
Aug 30 08:12:25.551 INFO kablam!   |
Aug 30 08:12:25.551 INFO kablam! 8 | use std::convert::AsRef;
Aug 30 08:12:25.551 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Aug 30 08:12:25.551 INFO kablam! 
Aug 30 08:12:25.725 INFO kablam! warning: unused `#[macro_use]` import
Aug 30 08:12:25.727 INFO kablam!  --> examples/show.rs:1:1
Aug 30 08:12:25.727 INFO kablam!   |
Aug 30 08:12:25.727 INFO kablam! 1 | #[macro_use]
Aug 30 08:12:25.727 INFO kablam!   | ^^^^^^^^^^^^
Aug 30 08:12:25.727 INFO kablam!   |
Aug 30 08:12:25.727 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 08:12:25.727 INFO kablam! 
Aug 30 08:12:25.848 INFO kablam! warning: variable does not need to be mutable
Aug 30 08:12:25.848 INFO kablam!   --> src/traits.rs:18:49
Aug 30 08:12:25.848 INFO kablam!    |
Aug 30 08:12:25.848 INFO kablam! 18 | fn read_all<R: io::Read + ?Sized>(this: &mut R, mut buf: &mut [u8]) -> io::Result<()> {
Aug 30 08:12:25.848 INFO kablam!    |                                                 ----^^^
Aug 30 08:12:25.848 INFO kablam!    |                                                 |
Aug 30 08:12:25.849 INFO kablam!    |                                                 help: remove this `mut`
Aug 30 08:12:25.849 INFO kablam!    |
Aug 30 08:12:25.849 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 08:12:25.849 INFO kablam! 
Aug 30 08:12:26.077 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 37.92s
Aug 30 08:12:26.086 INFO kablam! su: No module specific data is present
Aug 30 08:12:26.503 INFO running `"docker" "rm" "-f" "a343673d3ceb75b54b1694fb16a2c90a8e8994c91b68884e83594f59a1174bfa"`
Aug 30 08:12:26.588 INFO blam! a343673d3ceb75b54b1694fb16a2c90a8e8994c91b68884e83594f59a1174bfa