[INFO] fetching crate icepipe 0.5.1...
[INFO] checking icepipe-0.5.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate icepipe 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate icepipe 0.5.1
[INFO] finished tweaking crates.io crate icepipe 0.5.1
[INFO] tweaked toml for crates.io crate icepipe 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate icepipe 0.5.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 168 packages to highest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.23.1)
[INFO] [stderr]       Adding curve25519-dalek v3.2.1 (available: v5.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding ring v0.16.20 (available: v0.17.14)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.20)
[INFO] [stderr]       Adding tokio-tungstenite v0.18.0 (available: v0.30.0)
[INFO] [stderr]       Adding webrtc-ice v0.9.1 (available: v0.17.2)
[INFO] [stderr]       Adding webrtc-sctp v0.7.0 (available: v0.17.2)
[INFO] [stderr]       Adding webrtc-util v0.7.0 (available: v0.17.2)
[INFO] [stderr]       Adding x25519-dalek v1.2.0 (available: v3.0.0)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.9.0)
[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] afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d
[INFO] running `Command { std: "docker" "start" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d", 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" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d", 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" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking smallvec v1.16.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling webrtc-util v0.7.0
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]    Compiling zeroize_derive v1.5.0
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking arc-swap v1.9.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking sha1 v0.10.7
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.3
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking uuid v1.26.1
[INFO] [stderr]     Checking rand v0.8.8
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.24.3/src/unistd.rs:893:56
[INFO] [stdout]     |
[INFO] [stdout] 893 |                       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-0.24.3/src/unistd.rs:893:56
[INFO] [stdout]     |
[INFO] [stdout] 893 |                       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" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d", kill_on_drop: false }`
[INFO] [stdout] afc62d31d7403e3f38799fc0f2b47fb502abe1c1233a64dfd2475b941d9ed25d
