[INFO] cloning repository https://github.com/jerryli99/mini_runtime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jerryli99/mini_runtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerryli99%2Fmini_runtime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerryli99%2Fmini_runtime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a56fe9c5cbf61e40421aca667c964a6250792328
[INFO] checking jerryli99/mini_runtime 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%2Fjerryli99%2Fmini_runtime" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jerryli99/mini_runtime
[INFO] finished tweaking git repo https://github.com/jerryli99/mini_runtime
[INFO] tweaked toml for git repo https://github.com/jerryli99/mini_runtime written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jerryli99/mini_runtime 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/jerryli99/mini_runtime 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] [stderr] warning: binary `mini_runtime` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../mini_runtime
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `mini-runtime`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 - name = "mini_runtime"
[INFO] [stderr] 16 + name = "mini-runtime"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `mini-runtime`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 ~ version = "0.1.0"
[INFO] [stderr] 18 + [[bin]]
[INFO] [stderr] 19 + name = "mini-runtime"
[INFO] [stderr] 20 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `mini_runtime` (manifest) generated 1 warning
[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] 6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992
[INFO] running `Command { std: "docker" "start" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992", 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" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992", 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" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `mini_runtime` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../mini_runtime
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `mini-runtime`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 - name = "mini_runtime"
[INFO] [stderr] 16 + name = "mini-runtime"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `mini-runtime`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 ~ version = "0.1.0"
[INFO] [stderr] 18 + [[bin]]
[INFO] [stderr] 19 + name = "mini-runtime"
[INFO] [stderr] 20 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `mini_runtime` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libseccomp-sys v0.3.0
[INFO] [stderr]    Compiling libseccomp v0.4.0
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `NonZero<usize>`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.31.2/src/sys/prctl.rs:225:97
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let res = unsafe { libc::prctl(libc::PR_SET_VMA, libc::PR_SET_VMA_ANON_NAME, addr.as_ptr(), length, nameref) };
[INFO] [stdout]     |                                                                                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NonZero<usize>` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.31.2/src/sys/prctl.rs:225:97
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let res = unsafe { libc::prctl(libc::PR_SET_VMA, libc::PR_SET_VMA_ANON_NAME, addr.as_ptr(), length, nameref) };
[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] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.31.2/src/unistd.rs:1241:13
[INFO] [stdout]      |
[INFO] [stdout] 1241 |             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-0.31.2/src/unistd.rs:1241:13
[INFO] [stdout]      |
[INFO] [stdout] 1241 |             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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992", kill_on_drop: false }`
[INFO] [stdout] 6ed892a72357422af253c777074309093d1d53f8a6554f46be1cdf0e7789d992
