[INFO] cloning repository https://github.com/Abdirrahman/Rust-Snake-Game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abdirrahman/Rust-Snake-Game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdirrahman%2FRust-Snake-Game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdirrahman%2FRust-Snake-Game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 564082dc48255c1a0de2e636140d5e9da911b697
[INFO] checking Abdirrahman/Rust-Snake-Game against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdirrahman%2FRust-Snake-Game" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/Abdirrahman/Rust-Snake-Game
[INFO] finished tweaking git repo https://github.com/Abdirrahman/Rust-Snake-Game
[INFO] tweaked toml for git repo https://github.com/Abdirrahman/Rust-Snake-Game written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abdirrahman/Rust-Snake-Game on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abdirrahman/Rust-Snake-Game 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d
[INFO] running `Command { std: "docker" "start" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.14.1/src/unistd.rs:800:56
[INFO] [stdout]     |
[INFO] [stdout] 800 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.14.1/src/unistd.rs:800:56
[INFO] [stdout]     |
[INFO] [stdout] 800 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d", kill_on_drop: false }`
[INFO] [stdout] c9806d291983cbb48c2f4f96a21089c2b73f769e283d8d10f1bd0b6571357d2d
