[INFO] cloning repository https://github.com/Kroisse/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kroisse/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d48be00f3c2cba9061bd826e2d72bec3b98c4867
[INFO] checking Kroisse/sudoku against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Fsudoku" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kroisse/sudoku on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kroisse/sudoku
[INFO] finished tweaking git repo https://github.com/Kroisse/sudoku
[INFO] tweaked toml for git repo https://github.com/Kroisse/sudoku written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kroisse/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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded codemap-diagnostic v0.1.1
[INFO] [stderr]   Downloaded lyon_path v0.17.7
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ee31a5a43adfeecb97cffb8c8de5cc1d2062074d19b7359683f8b3081a07b17
[INFO] running `Command { std: "docker" "start" "-a" "6ee31a5a43adfeecb97cffb8c8de5cc1d2062074d19b7359683f8b3081a07b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ee31a5a43adfeecb97cffb8c8de5cc1d2062074d19b7359683f8b3081a07b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee31a5a43adfeecb97cffb8c8de5cc1d2062074d19b7359683f8b3081a07b17", kill_on_drop: false }`
[INFO] [stdout] 6ee31a5a43adfeecb97cffb8c8de5cc1d2062074d19b7359683f8b3081a07b17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8e5ce36141a9c6db31e7fbc342bf7f6ef520259ecda9d79660fa72f3c7e03dd
[INFO] running `Command { std: "docker" "start" "-a" "c8e5ce36141a9c6db31e7fbc342bf7f6ef520259ecda9d79660fa72f3c7e03dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicode-general-category v0.4.0
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling memchr v2.4.1
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[INFO] [stderr]    Compiling nom v7.1.0
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[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling adler32 v1.2.0
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[INFO] [stderr]     Checking cty v0.2.2
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[INFO] [stderr]    Compiling linked_hash_set v0.1.4
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[INFO] [stderr]    Compiling itertools v0.10.3
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[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
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[INFO] [stderr]     Checking osmesa-sys v0.1.2
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[INFO] [stderr]    Compiling strum_macros v0.23.1
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[INFO] [stderr]     Checking auto_enums v0.7.12
[INFO] [stderr]     Checking generational-arena v0.2.8
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[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
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[INFO] [stderr]     Checking lru v0.7.2
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[INFO] [stderr]     Checking i-slint-core v0.2.0
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[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling document-features v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking femtovg v0.3.3
[INFO] [stderr]     Checking i-slint-backend-gl v0.2.0
[INFO] [stderr]    Compiling slint-build v0.2.0
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling slint-macros v0.2.0
[INFO] [stderr]     Checking slint v0.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c8e5ce36141a9c6db31e7fbc342bf7f6ef520259ecda9d79660fa72f3c7e03dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e5ce36141a9c6db31e7fbc342bf7f6ef520259ecda9d79660fa72f3c7e03dd", kill_on_drop: false }`
[INFO] [stdout] c8e5ce36141a9c6db31e7fbc342bf7f6ef520259ecda9d79660fa72f3c7e03dd