[INFO] cloning repository https://github.com/devalexwhite/rust-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devalexwhite/rust-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevalexwhite%2Frust-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevalexwhite%2Frust-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3fdc05fb854bd284a01d453fa2e26c619bdd257
[INFO] testing devalexwhite/rust-sudoku against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevalexwhite%2Frust-sudoku" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/devalexwhite/rust-sudoku
[INFO] finished tweaking git repo https://github.com/devalexwhite/rust-sudoku
[INFO] tweaked toml for git repo https://github.com/devalexwhite/rust-sudoku written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/devalexwhite/rust-sudoku on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/devalexwhite/rust-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subsetter v0.2.3
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded azul-simplecss v0.1.1
[INFO] [stderr]   Downloaded bitreader v0.3.11
[INFO] [stderr]   Downloaded highway v0.8.1
[INFO] [stderr]   Downloaded gl-context-loader v0.1.8
[INFO] [stderr]   Downloaded moxcms v0.7.6
[INFO] [stderr]   Downloaded azul-css v0.0.5
[INFO] [stderr]   Downloaded lopdf v0.26.0
[INFO] [stderr]   Downloaded html5ever v0.25.2
[INFO] [stderr]   Downloaded azul-layout v0.0.5
[INFO] [stderr]   Downloaded kurbo v0.12.0
[INFO] [stderr]   Downloaded pom v3.4.0
[INFO] [stderr]   Downloaded genpdf v0.2.0
[INFO] [stderr]   Downloaded azul-core v0.0.5
[INFO] [stderr]   Downloaded glyph-names v0.2.0
[INFO] [stderr]   Downloaded write-fonts v0.43.0
[INFO] [stderr]   Downloaded svg2pdf v0.13.0
[INFO] [stderr]   Downloaded kuchiki v0.8.1
[INFO] [stderr]   Downloaded unicode-general-category v0.6.0
[INFO] [stderr]   Downloaded unicode-joining-type v0.7.0
[INFO] [stderr]   Downloaded allsorts-subset-browser v0.16.0
[INFO] [stderr]   Downloaded mmapio v0.9.1
[INFO] [stderr]   Downloaded unicode-canonical-combining-class v0.5.0
[INFO] [stderr]   Downloaded pdf-writer v0.12.1
[INFO] [stderr]   Downloaded printpdf v0.3.4
[INFO] [stderr]   Downloaded printpdf v0.8.2
[INFO] [stderr]   Downloaded lopdf v0.35.0
[INFO] [stderr]   Downloaded rust-fontconfig v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d23a079c84360d6335ec75c503466bc4aeee6505cf8f04b3139868e8ffa29cee
[INFO] running `Command { std: "docker" "start" "-a" "d23a079c84360d6335ec75c503466bc4aeee6505cf8f04b3139868e8ffa29cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d23a079c84360d6335ec75c503466bc4aeee6505cf8f04b3139868e8ffa29cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23a079c84360d6335ec75c503466bc4aeee6505cf8f04b3139868e8ffa29cee", kill_on_drop: false }`
[INFO] [stdout] d23a079c84360d6335ec75c503466bc4aeee6505cf8f04b3139868e8ffa29cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a72ece1fb3723a2859519b9dacaaf605deec2153ae80a2f6b19392a5b5a5ac1f
[INFO] running `Command { std: "docker" "start" "-a" "a72ece1fb3723a2859519b9dacaaf605deec2153ae80a2f6b19392a5b5a5ac1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-joining-type v0.7.0
[INFO] [stderr]    Compiling unicode-canonical-combining-class v0.5.0
[INFO] [stderr]    Compiling weezl v0.1.10
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling flate2 v1.1.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling brotli-decompressor v4.0.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling fontconfig-parser v0.5.8
[INFO] [stderr]    Compiling kurbo v0.11.3
[INFO] [stderr]    Compiling pxfm v0.1.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling bitreader v0.3.11
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling unicode-ccc v0.4.0
[INFO] [stderr]    Compiling glyph-names v0.2.0
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling unicode-script v0.5.7
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling svgtypes v0.15.3
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling mmapio v0.9.1
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling fontdb v0.23.0
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling kurbo v0.12.0
[INFO] [stderr]    Compiling moxcms v0.7.6
[INFO] [stderr]    Compiling simplecss v0.2.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling azul-simplecss v0.1.1
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling data-url v0.3.2
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling azul-css v0.0.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling pom v3.4.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling highway v0.8.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling gl-context-loader v0.1.8
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling pdf-writer v0.12.1
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling roxmltree v0.14.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rangemap v1.6.0
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling nom_locate v4.2.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling ouroboros_macro v0.17.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling lopdf v0.26.0
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling font-types v0.10.0
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling rustybuzz v0.20.1
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling lopdf v0.35.0
[INFO] [stderr]    Compiling ouroboros v0.17.2
[INFO] [stderr]    Compiling allsorts-subset-browser v0.16.0
[INFO] [stderr]    Compiling read-fonts v0.35.0
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling printpdf v0.3.4
[INFO] [stderr]    Compiling image v0.25.8
[INFO] [stderr]    Compiling kuchiki v0.8.1
[INFO] [stderr]    Compiling genpdf v0.2.0
[INFO] [stderr]    Compiling usvg v0.45.1
[INFO] [stderr]    Compiling resvg v0.45.1
[INFO] [stderr]    Compiling rust-fontconfig v1.0.2
[INFO] [stderr]    Compiling azul-core v0.0.5
[INFO] [stderr]    Compiling write-fonts v0.43.0
[INFO] [stderr]    Compiling skrifa v0.37.0
[INFO] [stderr]    Compiling subsetter v0.2.3
[INFO] [stderr]    Compiling azul-layout v0.0.5
[INFO] [stderr]    Compiling svg2pdf v0.13.0
[INFO] [stderr]    Compiling printpdf v0.8.2
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]   --> src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 | /                 [0; 11].map(|_| {
[INFO] [stdout] 76 | |                     row.push_element(if i == 80 {
[INFO] [stdout] 77 | |                         genpdf::elements::Break::new(1)
[INFO] [stdout] 78 | |                     } else {
[INFO] [stdout] 79 | |                         genpdf::elements::Break::new(2)
[INFO] [stdout] 80 | |                     })
[INFO] [stdout] 81 | |                 });
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let _ = [0; 11].map(|_| {
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "a72ece1fb3723a2859519b9dacaaf605deec2153ae80a2f6b19392a5b5a5ac1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72ece1fb3723a2859519b9dacaaf605deec2153ae80a2f6b19392a5b5a5ac1f", kill_on_drop: false }`
[INFO] [stdout] a72ece1fb3723a2859519b9dacaaf605deec2153ae80a2f6b19392a5b5a5ac1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728d0119c25cd511c774233e04b51559dfb4c4e12976ea0ed87805569acc9771
[INFO] running `Command { std: "docker" "start" "-a" "728d0119c25cd511c774233e04b51559dfb4c4e12976ea0ed87805569acc9771", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]   --> src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 | /                 [0; 11].map(|_| {
[INFO] [stdout] 76 | |                     row.push_element(if i == 80 {
[INFO] [stdout] 77 | |                         genpdf::elements::Break::new(1)
[INFO] [stdout] 78 | |                     } else {
[INFO] [stdout] 79 | |                         genpdf::elements::Break::new(2)
[INFO] [stdout] 80 | |                     })
[INFO] [stdout] 81 | |                 });
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let _ = [0; 11].map(|_| {
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "728d0119c25cd511c774233e04b51559dfb4c4e12976ea0ed87805569acc9771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728d0119c25cd511c774233e04b51559dfb4c4e12976ea0ed87805569acc9771", kill_on_drop: false }`
[INFO] [stdout] 728d0119c25cd511c774233e04b51559dfb4c4e12976ea0ed87805569acc9771
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13789a10fec221541a16ef1202faa859cfc79c33063585d8e76dfa792aec602b
[INFO] running `Command { std: "docker" "start" "-a" "13789a10fec221541a16ef1202faa859cfc79c33063585d8e76dfa792aec602b", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stderr]   --> src/main.rs:75:17
[INFO] [stderr]    |
[INFO] [stderr] 75 | /                 [0; 11].map(|_| {
[INFO] [stderr] 76 | |                     row.push_element(if i == 80 {
[INFO] [stderr] 77 | |                         genpdf::elements::Break::new(1)
[INFO] [stderr] 78 | |                     } else {
[INFO] [stderr] 79 | |                         genpdf::elements::Break::new(2)
[INFO] [stderr] 80 | |                     })
[INFO] [stderr] 81 | |                 });
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 75 |                 let _ = [0; 11].map(|_| {
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-9f1a17d4e109924d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::is_game_won ... ok
[INFO] [stdout] test tests::cant_solve_unsolvable_game ... ok
[INFO] [stdout] test tests::puzzle_gets_x_y ... ok
[INFO] [stdout] test tests::is_col_valid ... ok
[INFO] [stdout] test tests::board_is_valid ... ok
[INFO] [stdout] test tests::square_is_valid ... ok
[INFO] [stdout] test tests::is_row_valid ... ok
[INFO] [stdout] test tests::solves_solvable_game ... ok
[INFO] [stdout] test tests::it_generates_solvable_puzzles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13789a10fec221541a16ef1202faa859cfc79c33063585d8e76dfa792aec602b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13789a10fec221541a16ef1202faa859cfc79c33063585d8e76dfa792aec602b", kill_on_drop: false }`
[INFO] [stdout] 13789a10fec221541a16ef1202faa859cfc79c33063585d8e76dfa792aec602b
