Dec 18 09:08:37.898 INFO checking x11-screenshot-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:08:37.898 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/x11-screenshot/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:08:38.102 INFO [stdout] 4ed4e72614345057b2405a2b1947a2678175dbbf6007c98b29d05cd01d57764b
Dec 18 09:08:38.105 INFO running `"docker" "start" "-a" "4ed4e72614345057b2405a2b1947a2678175dbbf6007c98b29d05cd01d57764b"`
Dec 18 09:08:38.864 INFO [stderr]    Compiling x11 v2.18.1
Dec 18 09:08:38.864 INFO [stderr]     Checking png v0.10.0
Dec 18 09:08:38.864 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 18 09:08:41.493 INFO [stderr]     Checking image v0.16.0
Dec 18 09:08:45.687 INFO [stderr]     Checking x11-screenshot v0.1.0 (/opt/crater/workdir)
Dec 18 09:08:46.840 INFO [stderr] warning: unused import: `std::ffi::CString`
Dec 18 09:08:46.840 INFO [stderr]  --> src/lib.rs:7:5
Dec 18 09:08:46.840 INFO [stderr]   |
Dec 18 09:08:46.840 INFO [stderr] 7 | use std::ffi::CString;
Dec 18 09:08:46.840 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 09:08:46.840 INFO [stderr]   |
Dec 18 09:08:46.840 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:08:46.840 INFO [stderr] 
Dec 18 09:08:46.840 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 09:08:46.840 INFO [stderr]   --> src/lib.rs:49:11
Dec 18 09:08:46.840 INFO [stderr]    |
Dec 18 09:08:46.840 INFO [stderr] 49 |         if(!img.is_null()){
Dec 18 09:08:46.840 INFO [stderr]    |           ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 09:08:46.840 INFO [stderr]    |
Dec 18 09:08:46.840 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 09:08:46.840 INFO [stderr] 
Dec 18 09:08:46.856 INFO [stderr] warning: unused import: `std::ffi::CString`
Dec 18 09:08:46.856 INFO [stderr]  --> src/lib.rs:7:5
Dec 18 09:08:46.856 INFO [stderr]   |
Dec 18 09:08:46.856 INFO [stderr] 7 | use std::ffi::CString;
Dec 18 09:08:46.856 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 09:08:46.856 INFO [stderr]   |
Dec 18 09:08:46.856 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:08:46.856 INFO [stderr] 
Dec 18 09:08:46.856 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 09:08:46.856 INFO [stderr]   --> src/lib.rs:49:11
Dec 18 09:08:46.856 INFO [stderr]    |
Dec 18 09:08:46.856 INFO [stderr] 49 |         if(!img.is_null()){
Dec 18 09:08:46.856 INFO [stderr]    |           ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 09:08:46.856 INFO [stderr]    |
Dec 18 09:08:46.857 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 09:08:46.857 INFO [stderr] 
Dec 18 09:08:46.923 INFO [stderr] warning: unused variable: `p`
Dec 18 09:08:46.923 INFO [stderr]   --> src/lib.rs:56:28
Dec 18 09:08:46.923 INFO [stderr]    |
Dec 18 09:08:46.923 INFO [stderr] 56 |                 let (xc,yc,p) = pixs.next().unwrap();
Dec 18 09:08:46.923 INFO [stderr]    |                            ^ help: consider using `_p` instead
Dec 18 09:08:46.923 INFO [stderr]    |
Dec 18 09:08:46.923 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:08:46.924 INFO [stderr] 
Dec 18 09:08:46.933 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:08:46.933 INFO [stderr]   --> src/lib.rs:36:13
Dec 18 09:08:46.933 INFO [stderr]    |
Dec 18 09:08:46.933 INFO [stderr] 36 |         let mut img = unsafe {
Dec 18 09:08:46.933 INFO [stderr]    |             ----^^^
Dec 18 09:08:46.933 INFO [stderr]    |             |
Dec 18 09:08:46.933 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:08:46.933 INFO [stderr]    |
Dec 18 09:08:46.933 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 09:08:46.933 INFO [stderr] 
Dec 18 09:08:46.934 INFO [stderr] warning: type `bgr` should have a camel case name such as `Bgr`
Dec 18 09:08:46.934 INFO [stderr]   --> src/lib.rs:16:1
Dec 18 09:08:46.934 INFO [stderr]    |
Dec 18 09:08:46.934 INFO [stderr] 16 | / pub struct bgr {
Dec 18 09:08:46.934 INFO [stderr] 17 | |     b: u8,
Dec 18 09:08:46.934 INFO [stderr] 18 | |     g: u8,
Dec 18 09:08:46.934 INFO [stderr] 19 | |     r: u8,
Dec 18 09:08:46.934 INFO [stderr] 20 | |     _pad: u8,
Dec 18 09:08:46.934 INFO [stderr] 21 | | }
Dec 18 09:08:46.934 INFO [stderr]    | |_^
Dec 18 09:08:46.934 INFO [stderr]    |
Dec 18 09:08:46.934 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 18 09:08:46.934 INFO [stderr] 
Dec 18 09:08:47.012 INFO [stderr] warning: unused variable: `p`
Dec 18 09:08:47.012 INFO [stderr]   --> src/lib.rs:56:28
Dec 18 09:08:47.012 INFO [stderr]    |
Dec 18 09:08:47.012 INFO [stderr] 56 |                 let (xc,yc,p) = pixs.next().unwrap();
Dec 18 09:08:47.012 INFO [stderr]    |                            ^ help: consider using `_p` instead
Dec 18 09:08:47.012 INFO [stderr]    |
Dec 18 09:08:47.012 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:08:47.012 INFO [stderr] 
Dec 18 09:08:47.036 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:08:47.036 INFO [stderr]   --> src/lib.rs:36:13
Dec 18 09:08:47.036 INFO [stderr]    |
Dec 18 09:08:47.036 INFO [stderr] 36 |         let mut img = unsafe {
Dec 18 09:08:47.036 INFO [stderr]    |             ----^^^
Dec 18 09:08:47.036 INFO [stderr]    |             |
Dec 18 09:08:47.036 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:08:47.036 INFO [stderr]    |
Dec 18 09:08:47.036 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 09:08:47.036 INFO [stderr] 
Dec 18 09:08:47.036 INFO [stderr] warning: type `bgr` should have a camel case name such as `Bgr`
Dec 18 09:08:47.036 INFO [stderr]   --> src/lib.rs:16:1
Dec 18 09:08:47.037 INFO [stderr]    |
Dec 18 09:08:47.037 INFO [stderr] 16 | / pub struct bgr {
Dec 18 09:08:47.037 INFO [stderr] 17 | |     b: u8,
Dec 18 09:08:47.037 INFO [stderr] 18 | |     g: u8,
Dec 18 09:08:47.037 INFO [stderr] 19 | |     r: u8,
Dec 18 09:08:47.037 INFO [stderr] 20 | |     _pad: u8,
Dec 18 09:08:47.037 INFO [stderr] 21 | | }
Dec 18 09:08:47.037 INFO [stderr]    | |_^
Dec 18 09:08:47.037 INFO [stderr]    |
Dec 18 09:08:47.037 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 18 09:08:47.037 INFO [stderr] 
Dec 18 09:08:47.659 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.87s
Dec 18 09:08:48.566 INFO running `"docker" "inspect" "4ed4e72614345057b2405a2b1947a2678175dbbf6007c98b29d05cd01d57764b"`
Dec 18 09:08:48.738 INFO running `"docker" "rm" "-f" "4ed4e72614345057b2405a2b1947a2678175dbbf6007c98b29d05cd01d57764b"`
Dec 18 09:08:48.896 INFO [stdout] 4ed4e72614345057b2405a2b1947a2678175dbbf6007c98b29d05cd01d57764b