[INFO] fetching crate koan-music 0.20.4...
[INFO] checking koan-music-0.20.4 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate koan-music 0.20.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate koan-music 0.20.4
[INFO] finished tweaking crates.io crate koan-music 0.20.4
[INFO] tweaked toml for crates.io crate koan-music 0.20.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate koan-music 0.20.4 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 crates.io crate koan-music 0.20.4 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] bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f
[INFO] running `Command { std: "docker" "start" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f", 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" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f", 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" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
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[INFO] [stderr]     Checking handlebars v6.4.0
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[INFO] [stderr]     Checking hashlink v0.11.0
[INFO] [stderr]     Checking asynk-strim v0.1.5
[INFO] [stderr]    Compiling lofty_attr v0.12.0
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking toml_writer v1.0.7+spec-1.1.0
[INFO] [stderr]     Checking static_assertions_next v1.1.2
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling rmcp v1.2.0
[INFO] [stderr]    Compiling souvlaki v0.8.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking rcue v0.1.3
[INFO] [stderr]    Compiling koan-core v0.20.4
[INFO] [stderr]     Checking compact_str v0.8.1
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking schemars v1.2.1
[INFO] [stderr]     Checking lofty v0.23.3
[INFO] [stderr]     Checking axum v0.8.8
[INFO] [stderr]     Checking moxcms v0.8.1
[INFO] [stderr]     Checking zune-jpeg v0.5.13
[INFO] [stderr]     Checking toml v0.9.12+spec-1.1.0
[INFO] [stderr]     Checking bliss-audio-aubio-rs v0.2.4
[INFO] [stderr]     Checking rusqlite v0.38.0
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[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking keyring v3.6.3
[INFO] [stderr]     Checking nix v0.31.2
[INFO] [stderr]     Checking crossterm v0.28.1
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f", kill_on_drop: false }`
[INFO] [stdout] bf9579c41802f86aad37908960bb920dca613bc06eddc6ca9d9140de096dbe1f
