[INFO] fetching crate swayipc-async 3.0.0... [INFO] checking swayipc-async-3.0.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478 [INFO] extracting crate swayipc-async 3.0.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate swayipc-async 3.0.0 [INFO] finished tweaking crates.io crate swayipc-async 3.0.0 [INFO] tweaked toml for crates.io crate swayipc-async 3.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate swayipc-async 3.0.0 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 swayipc-async 3.0.0 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: explicit `package.readme` can be inferred [INFO] [stderr] --> Cargo.toml:37:1 [INFO] [stderr] | [INFO] [stderr] 37 | readme = "README.md" [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `cargo::manual_readme` is set to `warn` by default [INFO] [stderr] help: consider removing `package.readme` [INFO] [stderr] warning: `swayipc-async` (manifest) generated 1 warning [INFO] [stderr] Blocking waiting for file lock on package cache [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] 0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8 [INFO] running `Command { std: "docker" "start" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8", 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" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8", 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" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] warning: explicit `package.readme` can be inferred [INFO] [stderr] --> Cargo.toml:37:1 [INFO] [stderr] | [INFO] [stderr] 37 | readme = "README.md" [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `cargo::manual_readme` is set to `warn` by default [INFO] [stderr] help: consider removing `package.readme` [INFO] [stderr] warning: `swayipc-async` (manifest) generated 1 warning [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Checking linux-raw-sys v0.11.0 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Compiling async-io v2.6.0 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Compiling syn v2.0.107 [INFO] [stderr] Checking futures-lite v2.6.1 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking thiserror v2.0.17 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking polling v3.11.0 [INFO] [stderr] Checking swayipc-types v2.0.0 [INFO] [stderr] Checking async-pidfd v0.1.5 [INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `BorrowedFd<'_>`. [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/async-pidfd-0.1.5/src/lib.rs:139:13 [INFO] [stdout] | [INFO] [stdout] 139 | pidfd, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `BorrowedFd<'_>` does not implement `VaArgSafe` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/async-pidfd-0.1.5/src/lib.rs:139:13 [INFO] [stdout] | [INFO] [stdout] 139 | pidfd, [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 [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 `async-pidfd` (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" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8", kill_on_drop: false }` [INFO] [stdout] 0c14765ae4817f62c28164e896865895564823fed14b1d16cf9950f91de1eaa8