[INFO] fetching crate vtcode-webmcp 0.158.2...
[INFO] checking vtcode-webmcp-0.158.2 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate vtcode-webmcp 0.158.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate vtcode-webmcp 0.158.2
[INFO] finished tweaking crates.io crate vtcode-webmcp 0.158.2
[INFO] tweaked toml for crates.io crate vtcode-webmcp 0.158.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vtcode-webmcp 0.158.2 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 vtcode-webmcp 0.158.2 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:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 | homepage = "https://github.com/vinhnx/vtcode"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 161 | repository = "https://github.com/vinhnx/vtcode"
[INFO] [stderr]     |              ----------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `vtcode-webmcp` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20
[INFO] running `Command { std: "docker" "start" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20", 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" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20", 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" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20" "/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:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 | homepage = "https://github.com/vinhnx/vtcode"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 161 | repository = "https://github.com/vinhnx/vtcode"
[INFO] [stderr]     |              ----------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `vtcode-webmcp` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling cc v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking http v1.5.0
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking futures-task v0.3.34
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking rustls-pki-types v1.15.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling indexmap v2.14.1
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling rustls v0.23.42
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling tree-sitter-language v0.1.7
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking http-body v1.1.0
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]     Checking rustls-native-certs v0.8.4
[INFO] [stderr]     Checking http-body-util v0.1.4
[INFO] [stderr]     Checking bstr v1.13.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking twox-hash v2.1.3
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]     Checking const-oid v0.10.2
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking hybrid-array v0.4.13
[INFO] [stderr]     Checking ruzstd v0.9.0
[INFO] [stderr]     Checking regex-automata v0.4.16
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tree-sitter-bash v0.25.1
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking base64 v0.23.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking winnow v1.0.4
[INFO] [stderr]     Checking rustc-hash v2.1.3
[INFO] [stderr]     Checking data-encoding v2.11.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking left-right v0.11.8
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking sha1 v0.10.7
[INFO] [stderr]     Checking send_wrapper v0.6.0
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling rmcp v3.1.4
[INFO] [stderr]     Checking toml_writer v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling pastey v0.2.3
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking uuid v1.26.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking rand v0.9.5
[INFO] [stderr]     Checking globset v0.4.19
[INFO] [stderr]     Checking toml v1.1.4+spec-1.1.0
[INFO] [stderr]     Checking ignore v0.4.32
[INFO] [stderr]     Checking tiktoken v4.1.2
[INFO] [stderr]    Compiling darling_core v0.24.1
[INFO] [stderr]    Compiling serde_derive_internals v0.30.0
[INFO] [stderr]    Compiling tree-sitter v0.26.13
[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]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling ref-cast-impl v1.0.26
[INFO] [stderr]    Compiling async-trait v0.1.92
[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" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20", kill_on_drop: false }`
[INFO] [stdout] 663c09f2b2115e871a63fe684e4ce761a85218fa5e070b0fbc3bc15e05159a20
