[INFO] fetching crate impcurl-ws 1.1.1... [INFO] checking impcurl-ws-1.1.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478 [INFO] extracting crate impcurl-ws 1.1.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate impcurl-ws 1.1.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate impcurl-ws 1.1.1 [INFO] tweaked toml for crates.io crate impcurl-ws 1.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate impcurl-ws 1.1.1 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] crate crates.io crate impcurl-ws 1.1.1 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:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | 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: `impcurl-ws` (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] 5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175 [INFO] running `Command { std: "docker" "start" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175", 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" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175", 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" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175" "/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:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | 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: `impcurl-ws` (manifest) generated 1 warning [INFO] [stderr] Compiling quote v1.0.44 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Compiling libc v0.2.182 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking regex-syntax v0.8.9 [INFO] [stderr] Checking bytes v1.11.1 [INFO] [stderr] Checking log v0.4.29 [INFO] [stderr] Compiling impcurl-ws v1.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking anyhow v1.0.102 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.9 [INFO] [stderr] Checking nu-ansi-term v0.50.3 [INFO] [stderr] Checking itoa v1.0.17 [INFO] [stderr] Checking futures-util v0.3.32 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stderr] Checking tracing-core v0.1.36 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking regex-automata v0.4.14 [INFO] [stderr] Checking socket2 v0.6.2 [INFO] [stderr] Checking mio v1.1.1 [INFO] [stderr] Checking matchers v0.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling thiserror-impl v2.0.18 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Checking tokio v1.49.0 [INFO] [stderr] Checking tracing v0.1.44 [INFO] [stderr] Checking tracing-subscriber v0.3.22 [INFO] [stderr] Checking thiserror v2.0.18 [INFO] [stderr] Checking impcurl-sys v1.1.1 [INFO] [stderr] Checking impcurl v1.1.1 [INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `Option i32>`. [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/impcurl-1.1.1/src/lib.rs:170:83 [INFO] [stdout] | [INFO] [stdout] 170 | unsafe { (self.api.multi_setopt)(self.multi, CURLMOPT_SOCKETFUNCTION, callback) }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Option i32>` does not implement `VaArgSafe` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/impcurl-1.1.1/src/lib.rs:170:83 [INFO] [stdout] | [INFO] [stdout] 170 | unsafe { (self.api.multi_setopt)(self.multi, CURLMOPT_SOCKETFUNCTION, callback) }; [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] [stdout] error: CRATER ERROR: C-variadic argument with type `Option i32>`. [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/impcurl-1.1.1/src/lib.rs:191:82 [INFO] [stdout] | [INFO] [stdout] 191 | unsafe { (self.api.multi_setopt)(self.multi, CURLMOPT_TIMERFUNCTION, callback) }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Option i32>` does not implement `VaArgSafe` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/impcurl-1.1.1/src/lib.rs:191:82 [INFO] [stdout] | [INFO] [stdout] 191 | unsafe { (self.api.multi_setopt)(self.multi, CURLMOPT_TIMERFUNCTION, callback) }; [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] [INFO] [stdout] [INFO] [stderr] error: could not compile `impcurl` (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" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175", kill_on_drop: false }` [INFO] [stdout] 5fffdba7f03eb024b5d3db2768726fca68e4c5c28463f127b5d456bbcb41b175