Dec 18 12:40:51.587 INFO checking qr-encode-0.1.9 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:40:51.587 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/qr-encode/0.1.9:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:40:51.769 INFO [stdout] c967495fa488680099a86adaca4393d41a7b2e6de4528120829c92fc51d880f7
Dec 18 12:40:51.774 INFO running `"docker" "start" "-a" "c967495fa488680099a86adaca4393d41a7b2e6de4528120829c92fc51d880f7"`
Dec 18 12:40:52.514 INFO [stderr]     Checking reed-solomon v0.2.1
Dec 18 12:40:52.853 INFO [stderr]     Checking qr-encode v0.1.9 (/opt/crater/workdir)
Dec 18 12:40:53.064 INFO [stderr] warning: unused imports: `CellType`, `Color`
Dec 18 12:40:53.064 INFO [stderr]  --> src/qr_encoder/qr.rs:4:5
Dec 18 12:40:53.064 INFO [stderr]   |
Dec 18 12:40:53.064 INFO [stderr] 4 |     CellType,
Dec 18 12:40:53.064 INFO [stderr]   |     ^^^^^^^^
Dec 18 12:40:53.064 INFO [stderr] 5 |     Color
Dec 18 12:40:53.064 INFO [stderr]   |     ^^^^^
Dec 18 12:40:53.064 INFO [stderr]   |
Dec 18 12:40:53.064 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:40:53.064 INFO [stderr] 
Dec 18 12:40:53.064 INFO [stderr] warning: unused imports: `get_index_value`, `set_color`
Dec 18 12:40:53.064 INFO [stderr]  --> src/qr_encoder/qr.rs:9:24
Dec 18 12:40:53.064 INFO [stderr]   |
Dec 18 12:40:53.064 INFO [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
Dec 18 12:40:53.064 INFO [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
Dec 18 12:40:53.064 INFO [stderr] 
Dec 18 12:40:53.064 INFO [stderr] warning: unused import: `BitXorAssign`
Dec 18 12:40:53.064 INFO [stderr]  --> src/qr_encoder/config.rs:3:16
Dec 18 12:40:53.064 INFO [stderr]   |
Dec 18 12:40:53.064 INFO [stderr] 3 | use std::ops::{BitXorAssign};
Dec 18 12:40:53.064 INFO [stderr]   |                ^^^^^^^^^^^^
Dec 18 12:40:53.064 INFO [stderr] 
Dec 18 12:40:53.064 INFO [stderr] warning: unused imports: `Binary`, `Debug`
Dec 18 12:40:53.064 INFO [stderr]  --> src/qr_encoder/config.rs:4:16
Dec 18 12:40:53.064 INFO [stderr]   |
Dec 18 12:40:53.064 INFO [stderr] 4 | use std::fmt::{Binary, Debug};
Dec 18 12:40:53.064 INFO [stderr]   |                ^^^^^^  ^^^^^
Dec 18 12:40:53.064 INFO [stderr] 
Dec 18 12:40:53.092 INFO [stderr] warning: unused imports: `CellType`, `Color`
Dec 18 12:40:53.092 INFO [stderr]  --> src/qr_encoder/qr.rs:4:5
Dec 18 12:40:53.092 INFO [stderr]   |
Dec 18 12:40:53.092 INFO [stderr] 4 |     CellType,
Dec 18 12:40:53.092 INFO [stderr]   |     ^^^^^^^^
Dec 18 12:40:53.092 INFO [stderr] 5 |     Color
Dec 18 12:40:53.092 INFO [stderr]   |     ^^^^^
Dec 18 12:40:53.092 INFO [stderr]   |
Dec 18 12:40:53.092 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:40:53.092 INFO [stderr] 
Dec 18 12:40:53.092 INFO [stderr] warning: unused imports: `get_index_value`, `set_color`
Dec 18 12:40:53.092 INFO [stderr]  --> src/qr_encoder/qr.rs:9:24
Dec 18 12:40:53.092 INFO [stderr]   |
Dec 18 12:40:53.092 INFO [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
Dec 18 12:40:53.092 INFO [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
Dec 18 12:40:53.092 INFO [stderr] 
Dec 18 12:40:53.092 INFO [stderr] warning: unused import: `BitXorAssign`
Dec 18 12:40:53.092 INFO [stderr]  --> src/qr_encoder/config.rs:3:16
Dec 18 12:40:53.092 INFO [stderr]   |
Dec 18 12:40:53.092 INFO [stderr] 3 | use std::ops::{BitXorAssign};
Dec 18 12:40:53.092 INFO [stderr]   |                ^^^^^^^^^^^^
Dec 18 12:40:53.092 INFO [stderr] 
Dec 18 12:40:53.092 INFO [stderr] warning: unused imports: `Binary`, `Debug`
Dec 18 12:40:53.092 INFO [stderr]  --> src/qr_encoder/config.rs:4:16
Dec 18 12:40:53.092 INFO [stderr]   |
Dec 18 12:40:53.092 INFO [stderr] 4 | use std::fmt::{Binary, Debug};
Dec 18 12:40:53.092 INFO [stderr]   |                ^^^^^^  ^^^^^
Dec 18 12:40:53.092 INFO [stderr] 
Dec 18 12:40:53.320 INFO [stderr] warning: value assigned to `second_byte` is never read
Dec 18 12:40:53.320 INFO [stderr]    --> src/qr_encoder/config.rs:634:21
Dec 18 12:40:53.320 INFO [stderr]     |
Dec 18 12:40:53.321 INFO [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
Dec 18 12:40:53.321 INFO [stderr]     |                     ^^^^^^^^^^^
Dec 18 12:40:53.321 INFO [stderr]     |
Dec 18 12:40:53.321 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 12:40:53.322 INFO [stderr] 
Dec 18 12:40:53.322 INFO [stderr] warning: value assigned to `end_y` is never read
Dec 18 12:40:53.323 INFO [stderr]    --> src/qr_encoder/config.rs:839:17
Dec 18 12:40:53.323 INFO [stderr]     |
Dec 18 12:40:53.323 INFO [stderr] 839 |         let mut end_y = 0;
Dec 18 12:40:53.324 INFO [stderr]     |                 ^^^^^
Dec 18 12:40:53.324 INFO [stderr] 
Dec 18 12:40:53.344 INFO [stderr] warning: value assigned to `second_byte` is never read
Dec 18 12:40:53.344 INFO [stderr]    --> src/qr_encoder/config.rs:634:21
Dec 18 12:40:53.344 INFO [stderr]     |
Dec 18 12:40:53.344 INFO [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
Dec 18 12:40:53.344 INFO [stderr]     |                     ^^^^^^^^^^^
Dec 18 12:40:53.344 INFO [stderr]     |
Dec 18 12:40:53.344 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 12:40:53.344 INFO [stderr] 
Dec 18 12:40:53.344 INFO [stderr] warning: value assigned to `end_y` is never read
Dec 18 12:40:53.344 INFO [stderr]    --> src/qr_encoder/config.rs:839:17
Dec 18 12:40:53.344 INFO [stderr]     |
Dec 18 12:40:53.344 INFO [stderr] 839 |         let mut end_y = 0;
Dec 18 12:40:53.344 INFO [stderr]     |                 ^^^^^
Dec 18 12:40:53.344 INFO [stderr] 
Dec 18 12:40:54.299 INFO [stderr] warning: unused imports: `CellType`, `Color`
Dec 18 12:40:54.299 INFO [stderr]  --> src/qr_encoder/qr.rs:4:5
Dec 18 12:40:54.299 INFO [stderr]   |
Dec 18 12:40:54.299 INFO [stderr] 4 |     CellType,
Dec 18 12:40:54.304 INFO [stderr]   |     ^^^^^^^^
Dec 18 12:40:54.304 INFO [stderr] 5 |     Color
Dec 18 12:40:54.304 INFO [stderr]   |     ^^^^^
Dec 18 12:40:54.304 INFO [stderr]   |
Dec 18 12:40:54.304 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:40:54.304 INFO [stderr] 
Dec 18 12:40:54.304 INFO [stderr] warning: unused imports: `get_index_value`, `set_color`
Dec 18 12:40:54.304 INFO [stderr]  --> src/qr_encoder/qr.rs:9:24
Dec 18 12:40:54.304 INFO [stderr]   |
Dec 18 12:40:54.304 INFO [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
Dec 18 12:40:54.304 INFO [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
Dec 18 12:40:54.304 INFO [stderr] 
Dec 18 12:40:54.304 INFO [stderr] warning: unused import: `BitXorAssign`
Dec 18 12:40:54.304 INFO [stderr]  --> src/qr_encoder/config.rs:3:16
Dec 18 12:40:54.304 INFO [stderr]   |
Dec 18 12:40:54.304 INFO [stderr] 3 | use std::ops::{BitXorAssign};
Dec 18 12:40:54.304 INFO [stderr]   |                ^^^^^^^^^^^^
Dec 18 12:40:54.304 INFO [stderr] 
Dec 18 12:40:54.304 INFO [stderr] warning: unused imports: `Binary`, `Debug`
Dec 18 12:40:54.304 INFO [stderr]  --> src/qr_encoder/config.rs:4:16
Dec 18 12:40:54.304 INFO [stderr]   |
Dec 18 12:40:54.304 INFO [stderr] 4 | use std::fmt::{Binary, Debug};
Dec 18 12:40:54.304 INFO [stderr]   |                ^^^^^^  ^^^^^
Dec 18 12:40:54.304 INFO [stderr] 
Dec 18 12:40:54.304 INFO [stderr] warning: unused imports: `CellType`, `Cell`, `Color`
Dec 18 12:40:54.304 INFO [stderr]  --> src/main.rs:8:24
Dec 18 12:40:54.304 INFO [stderr]   |
Dec 18 12:40:54.304 INFO [stderr] 8 | use qr_encoder::cell::{Cell, CellType, Color};
Dec 18 12:40:54.304 INFO [stderr]   |                        ^^^^  ^^^^^^^^  ^^^^^
Dec 18 12:40:54.304 INFO [stderr] 
Dec 18 12:40:54.326 INFO [stderr] warning: unused imports: `CellType`, `Color`
Dec 18 12:40:54.326 INFO [stderr]  --> src/qr_encoder/qr.rs:4:5
Dec 18 12:40:54.326 INFO [stderr]   |
Dec 18 12:40:54.326 INFO [stderr] 4 |     CellType,
Dec 18 12:40:54.326 INFO [stderr]   |     ^^^^^^^^
Dec 18 12:40:54.326 INFO [stderr] 5 |     Color
Dec 18 12:40:54.326 INFO [stderr]   |     ^^^^^
Dec 18 12:40:54.326 INFO [stderr]   |
Dec 18 12:40:54.326 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:40:54.332 INFO [stderr] 
Dec 18 12:40:54.332 INFO [stderr] warning: unused imports: `get_index_value`, `set_color`
Dec 18 12:40:54.332 INFO [stderr]  --> src/qr_encoder/qr.rs:9:24
Dec 18 12:40:54.332 INFO [stderr]   |
Dec 18 12:40:54.332 INFO [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
Dec 18 12:40:54.332 INFO [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
Dec 18 12:40:54.332 INFO [stderr] 
Dec 18 12:40:54.332 INFO [stderr] warning: unused import: `BitXorAssign`
Dec 18 12:40:54.332 INFO [stderr]  --> src/qr_encoder/config.rs:3:16
Dec 18 12:40:54.332 INFO [stderr]   |
Dec 18 12:40:54.332 INFO [stderr] 3 | use std::ops::{BitXorAssign};
Dec 18 12:40:54.332 INFO [stderr]   |                ^^^^^^^^^^^^
Dec 18 12:40:54.332 INFO [stderr] 
Dec 18 12:40:54.332 INFO [stderr] warning: unused imports: `Binary`, `Debug`
Dec 18 12:40:54.332 INFO [stderr]  --> src/qr_encoder/config.rs:4:16
Dec 18 12:40:54.332 INFO [stderr]   |
Dec 18 12:40:54.332 INFO [stderr] 4 | use std::fmt::{Binary, Debug};
Dec 18 12:40:54.332 INFO [stderr]   |                ^^^^^^  ^^^^^
Dec 18 12:40:54.332 INFO [stderr] 
Dec 18 12:40:54.332 INFO [stderr] warning: unused imports: `CellType`, `Cell`, `Color`
Dec 18 12:40:54.332 INFO [stderr]  --> src/main.rs:8:24
Dec 18 12:40:54.332 INFO [stderr]   |
Dec 18 12:40:54.332 INFO [stderr] 8 | use qr_encoder::cell::{Cell, CellType, Color};
Dec 18 12:40:54.332 INFO [stderr]   |                        ^^^^  ^^^^^^^^  ^^^^^
Dec 18 12:40:54.332 INFO [stderr] 
Dec 18 12:40:54.661 INFO [stderr] warning: unused variable: `tracker`
Dec 18 12:40:54.661 INFO [stderr]   --> src/main.rs:58:18
Dec 18 12:40:54.661 INFO [stderr]    |
Dec 18 12:40:54.661 INFO [stderr] 58 |     let (canvas, tracker) = config.gen_qr_code();
Dec 18 12:40:54.661 INFO [stderr]    |                  ^^^^^^^ help: consider using `_tracker` instead
Dec 18 12:40:54.661 INFO [stderr]    |
Dec 18 12:40:54.661 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 12:40:54.661 INFO [stderr] 
Dec 18 12:40:54.662 INFO [stderr] warning: value assigned to `second_byte` is never read
Dec 18 12:40:54.662 INFO [stderr]    --> src/qr_encoder/config.rs:634:21
Dec 18 12:40:54.662 INFO [stderr]     |
Dec 18 12:40:54.662 INFO [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
Dec 18 12:40:54.662 INFO [stderr]     |                     ^^^^^^^^^^^
Dec 18 12:40:54.662 INFO [stderr]     |
Dec 18 12:40:54.662 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 12:40:54.662 INFO [stderr] 
Dec 18 12:40:54.663 INFO [stderr] warning: value assigned to `end_y` is never read
Dec 18 12:40:54.663 INFO [stderr]    --> src/qr_encoder/config.rs:839:17
Dec 18 12:40:54.663 INFO [stderr]     |
Dec 18 12:40:54.663 INFO [stderr] 839 |         let mut end_y = 0;
Dec 18 12:40:54.663 INFO [stderr]     |                 ^^^^^
Dec 18 12:40:54.663 INFO [stderr] 
Dec 18 12:40:54.689 INFO [stderr] warning: unused variable: `tracker`
Dec 18 12:40:54.689 INFO [stderr]   --> src/main.rs:58:18
Dec 18 12:40:54.689 INFO [stderr]    |
Dec 18 12:40:54.689 INFO [stderr] 58 |     let (canvas, tracker) = config.gen_qr_code();
Dec 18 12:40:54.689 INFO [stderr]    |                  ^^^^^^^ help: consider using `_tracker` instead
Dec 18 12:40:54.689 INFO [stderr]    |
Dec 18 12:40:54.689 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 12:40:54.689 INFO [stderr] 
Dec 18 12:40:54.689 INFO [stderr] warning: value assigned to `second_byte` is never read
Dec 18 12:40:54.689 INFO [stderr]    --> src/qr_encoder/config.rs:634:21
Dec 18 12:40:54.689 INFO [stderr]     |
Dec 18 12:40:54.689 INFO [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
Dec 18 12:40:54.689 INFO [stderr]     |                     ^^^^^^^^^^^
Dec 18 12:40:54.690 INFO [stderr]     |
Dec 18 12:40:54.690 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 12:40:54.690 INFO [stderr] 
Dec 18 12:40:54.690 INFO [stderr] warning: value assigned to `end_y` is never read
Dec 18 12:40:54.690 INFO [stderr]    --> src/qr_encoder/config.rs:839:17
Dec 18 12:40:54.690 INFO [stderr]     |
Dec 18 12:40:54.690 INFO [stderr] 839 |         let mut end_y = 0;
Dec 18 12:40:54.690 INFO [stderr]     |                 ^^^^^
Dec 18 12:40:54.690 INFO [stderr] 
Dec 18 12:40:54.757 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 12:40:54.757 INFO [stderr]   --> src/main.rs:46:13
Dec 18 12:40:54.757 INFO [stderr]    |
Dec 18 12:40:54.757 INFO [stderr] 46 |             image_lib::ImageRgba8(img).save(&path);
Dec 18 12:40:54.757 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:40:54.757 INFO [stderr]    |
Dec 18 12:40:54.757 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 12:40:54.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 12:40:54.757 INFO [stderr] 
Dec 18 12:40:54.818 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 12:40:54.818 INFO [stderr]   --> src/main.rs:46:13
Dec 18 12:40:54.818 INFO [stderr]    |
Dec 18 12:40:54.818 INFO [stderr] 46 |             image_lib::ImageRgba8(img).save(&path);
Dec 18 12:40:54.818 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:40:54.818 INFO [stderr]    |
Dec 18 12:40:54.818 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 12:40:54.818 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 12:40:54.818 INFO [stderr] 
Dec 18 12:40:54.847 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
Dec 18 12:40:55.178 INFO running `"docker" "inspect" "c967495fa488680099a86adaca4393d41a7b2e6de4528120829c92fc51d880f7"`
Dec 18 12:40:55.295 INFO running `"docker" "rm" "-f" "c967495fa488680099a86adaca4393d41a7b2e6de4528120829c92fc51d880f7"`
Dec 18 12:40:55.414 INFO [stdout] c967495fa488680099a86adaca4393d41a7b2e6de4528120829c92fc51d880f7