[INFO] cloning repository https://github.com/FilaCo/canary
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FilaCo/canary" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFilaCo%2Fcanary", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFilaCo%2Fcanary'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af48a9521ce9338aa43f725da774da6ea2973d19
[INFO] checking FilaCo/canary 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%2FFilaCo%2Fcanary" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/FilaCo/canary
[INFO] finished tweaking git repo https://github.com/FilaCo/canary
[INFO] tweaked toml for git repo https://github.com/FilaCo/canary written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FilaCo/canary 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/FilaCo/canary 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: unused workspace dependency `insta`
[INFO] [stderr]   --> Cargo.toml:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 | [workspace.dependencies.insta]
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `insta`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499
[INFO] running `Command { std: "docker" "start" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499", 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" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499", 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" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `insta`
[INFO] [stderr]   --> Cargo.toml:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 | [workspace.dependencies.insta]
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `insta`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]     Checking bitflags v2.13.0
[INFO] [stderr]     Checking dissimilar v1.0.11
[INFO] [stderr]     Checking cyc_ir v0.0.0 (/opt/rustwide/workdir/compiler/cyc_ir)
[INFO] [stderr]     Checking annotate-snippets v0.12.16
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking flock v0.1.0 (/opt/rustwide/workdir/flock)
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking cyc_diag v0.0.0 (/opt/rustwide/workdir/compiler/cyc_diag)
[INFO] [stderr]     Checking quote v1.0.45
[INFO] [stderr]     Checking expect-test v1.5.1
[INFO] [stderr]     Checking cyc_lexer v0.0.0 (/opt/rustwide/workdir/compiler/cyc_lexer)
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stdout] warning: method `eat_until` is never used
[INFO] [stdout]   --> compiler/cyc_lexer/src/cursor_impl.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'src> Cursor<'src> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub(super) fn eat_until(&mut self, byte: u8) {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `eat_until` is never used
[INFO] [stdout]   --> compiler/cyc_lexer/src/cursor_impl.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'src> Cursor<'src> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub(super) fn eat_until(&mut self, byte: u8) {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling cyc_macros v0.0.0 (/opt/rustwide/workdir/compiler/cyc_macros)
[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-0.31.3/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-0.31.3/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-0.31.3/src/unistd.rs:1240:13
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             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-0.31.3/src/unistd.rs:1240:13
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499", kill_on_drop: false }`
[INFO] [stdout] a2954a3bfdbc78d86db3124a223912aaca6b6789304c98064d0fccdbeabae499
