[INFO] cloning repository https://github.com/alstjr13/MatrixRain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alstjr13/MatrixRain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falstjr13%2FMatrixRain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falstjr13%2FMatrixRain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdcacb8f345fccaa55a6dc92249363df752dce07
[INFO] checking alstjr13/MatrixRain/bdcacb8f345fccaa55a6dc92249363df752dce07 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%2Falstjr13%2FMatrixRain" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/alstjr13/MatrixRain
[INFO] finished tweaking git repo https://github.com/alstjr13/MatrixRain
[INFO] tweaked toml for git repo https://github.com/alstjr13/MatrixRain written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alstjr13/MatrixRain 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/alstjr13/MatrixRain 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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223
[INFO] running `Command { std: "docker" "start" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223", 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" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223", 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" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]     Checking piston-float v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking miniz_oxide v0.7.3
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.1
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking piston-viewport v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking xcursor v0.3.5
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking bytemuck v1.16.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking spin_sleep v1.2.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.4.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]     Checking gfx v0.18.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]     Checking owned_ttf_parser v0.15.2
[INFO] [stderr]     Checking rusttype v0.9.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking piston2d-graphics v0.42.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.18.0/src/unistd.rs:853:56
[INFO] [stdout]     |
[INFO] [stdout] 853 |                       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-0.18.0/src/unistd.rs:853:56
[INFO] [stdout]     |
[INFO] [stdout] 853 |                       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] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.20.0/src/unistd.rs:854:56
[INFO] [stdout]     |
[INFO] [stdout] 854 |                       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-0.20.0/src/unistd.rs:854:56
[INFO] [stdout]     |
[INFO] [stdout] 854 |                       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] running `Command { std: "docker" "inspect" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223", kill_on_drop: false }`
[INFO] [stdout] d6641076718a5f7390141958c1500801fef234a7e67b6fc2b2fcf02c13f42223
