[INFO] fetching crate qr-encode 0.1.9...
[INFO] testing qr-encode-0.1.9 against 1.44.0 for beta-1.45-1
[INFO] extracting crate qr-encode 0.1.9 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate qr-encode 0.1.9 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate qr-encode 0.1.9
[INFO] finished tweaking crates.io crate qr-encode 0.1.9
[INFO] tweaked toml for crates.io crate qr-encode 0.1.9 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afb960231fee78d4848b216e3e7a02039ef6cfca1dc200b9a1823c706a4f8865
[INFO] running `"docker" "start" "-a" "afb960231fee78d4848b216e3e7a02039ef6cfca1dc200b9a1823c706a4f8865"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling reed-solomon v0.2.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling qr-encode v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Cell`, `Color`
[INFO] [stderr]  --> src/main.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | use qr_encoder::cell::{Cell, CellType, Color};
[INFO] [stderr]   |                        ^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tracker`
[INFO] [stderr]   --> src/main.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let (canvas, tracker) = config.gen_qr_code();
[INFO] [stderr]    |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tracker`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             image_lib::ImageRgba8(img).save(&path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.06s
[INFO] running `"docker" "inspect" "afb960231fee78d4848b216e3e7a02039ef6cfca1dc200b9a1823c706a4f8865"`
[INFO] running `"docker" "rm" "-f" "afb960231fee78d4848b216e3e7a02039ef6cfca1dc200b9a1823c706a4f8865"`
[INFO] [stdout] afb960231fee78d4848b216e3e7a02039ef6cfca1dc200b9a1823c706a4f8865
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 42a699791061f6914a9fd0767d6124f6ea1acd4c50a9535b080f7b8e9e1e8374
[INFO] running `"docker" "start" "-a" "42a699791061f6914a9fd0767d6124f6ea1acd4c50a9535b080f7b8e9e1e8374"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling qr-encode v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Cell`, `Color`
[INFO] [stderr]  --> src/main.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | use qr_encoder::cell::{Cell, CellType, Color};
[INFO] [stderr]   |                        ^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tracker`
[INFO] [stderr]   --> src/main.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let (canvas, tracker) = config.gen_qr_code();
[INFO] [stderr]    |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tracker`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             image_lib::ImageRgba8(img).save(&path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "42a699791061f6914a9fd0767d6124f6ea1acd4c50a9535b080f7b8e9e1e8374"`
[INFO] running `"docker" "rm" "-f" "42a699791061f6914a9fd0767d6124f6ea1acd4c50a9535b080f7b8e9e1e8374"`
[INFO] [stdout] 42a699791061f6914a9fd0767d6124f6ea1acd4c50a9535b080f7b8e9e1e8374
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 65572e4ca76db715c0fb6731fd8e2e4c36492432077952828a201d1011cc6b54
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "65572e4ca76db715c0fb6731fd8e2e4c36492432077952828a201d1011cc6b54"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/qr_encoder/util.rs:205:5
[INFO] [stderr]     |
[INFO] [stderr] 205 |     (((version - 1) * 4) + 21)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CellType,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     Color
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `get_index_value`, `set_color`
[INFO] [stderr]  --> src/qr_encoder/qr.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use qr_encoder::util::{set_color, get_index_value};
[INFO] [stderr]   |                        ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BitXorAssign`
[INFO] [stderr]  --> src/qr_encoder/config.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::{BitXorAssign};
[INFO] [stderr]   |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Binary`, `Debug`
[INFO] [stderr]  --> src/qr_encoder/config.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::{Binary, Debug};
[INFO] [stderr]   |                ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:234:14
[INFO] [stderr]     |
[INFO] [stderr] 234 |             2...6 => 7,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:15
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:235:25
[INFO] [stderr]     |
[INFO] [stderr] 235 |             14...20 | 28...34 => 3,
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:240:53
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn get_mask_pattern(&self, n: usize) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:717:14
[INFO] [stderr]     |
[INFO] [stderr] 717 |             1...10 => 0,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:718:15
[INFO] [stderr]     |
[INFO] [stderr] 718 |             11...27 => 2,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:943:14
[INFO] [stderr]     |
[INFO] [stderr] 943 |             2...6 => 1,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:944:14
[INFO] [stderr]     |
[INFO] [stderr] 944 |             7...13 => 2,
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:945:15
[INFO] [stderr]     |
[INFO] [stderr] 945 |             14...21 => 3,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:946:15
[INFO] [stderr]     |
[INFO] [stderr] 946 |             22...28 => 4,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:947:15
[INFO] [stderr]     |
[INFO] [stderr] 947 |             29...36 => 5,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/qr_encoder/config.rs:948:15
[INFO] [stderr]     |
[INFO] [stderr] 948 |             37...41 => 6,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CellType`, `Cell`, `Color`
[INFO] [stderr]  --> src/main.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | use qr_encoder::cell::{Cell, CellType, Color};
[INFO] [stderr]   |                        ^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tracker`
[INFO] [stderr]   --> src/main.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let (canvas, tracker) = config.gen_qr_code();
[INFO] [stderr]    |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tracker`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_byte` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let mut second_byte: u8 = data_length as u8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_y` is never read
[INFO] [stderr]    --> src/qr_encoder/config.rs:839:13
[INFO] [stderr]     |
[INFO] [stderr] 839 |         let mut end_y = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:391:46
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 let square = adjacent_coords.into_iter()
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/qr_encoder/config.rs:744:34
[INFO] [stderr]     |
[INFO] [stderr] 744 |             for index in indices.into_iter() {
[INFO] [stderr]     |                                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             image_lib::ImageRgba8(img).save(&path);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qr_encode-d7a2ae6d76245ffd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qr_encode-39d043d95acff4eb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qr_encode
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "65572e4ca76db715c0fb6731fd8e2e4c36492432077952828a201d1011cc6b54"`
[INFO] running `"docker" "rm" "-f" "65572e4ca76db715c0fb6731fd8e2e4c36492432077952828a201d1011cc6b54"`
[INFO] [stdout] 65572e4ca76db715c0fb6731fd8e2e4c36492432077952828a201d1011cc6b54