[INFO] fetching crate fxd 0.1.4...
[INFO] checking fxd-0.1.4 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate fxd 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fxd 0.1.4
[INFO] finished tweaking crates.io crate fxd 0.1.4
[INFO] tweaked toml for crates.io crate fxd 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fxd 0.1.4 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] 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 125 packages to highest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding pprof v0.3.23 (available: v0.15.0)
[INFO] [stderr]       Adding rand v0.8.8 (available: v0.10.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.20)
[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:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | 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: `fxd` (manifest) generated 1 warning
[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] df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645
[INFO] running `Command { std: "docker" "start" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645", 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" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645", 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" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645" "/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:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | 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: `fxd` (manifest) generated 1 warning
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling symbolic-demangle v8.8.0
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking rgb v0.8.53
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling pprof v0.3.23
[INFO] [stderr]     Checking str_stack v0.1.1
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking rand v0.8.8
[INFO] [stderr]     Checking fxd v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking debugid v0.7.3
[INFO] [stderr]     Checking symbolic-common v8.8.0
[INFO] [stderr]     Checking inferno v0.10.12
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.19.1/src/unistd.rs:853:56
[INFO] [stdout]     |
[INFO] [stdout] 853 |                       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-0.19.1/src/unistd.rs:853:56
[INFO] [stdout]     |
[INFO] [stdout] 853 |                       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" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645", kill_on_drop: false }`
[INFO] [stdout] df66c15b3b0de4fc6a08c113d2e575a7538574df8cb777e3751e7893d400c645
