[INFO] fetching crate mca-cuboids 0.2.0...
[INFO] checking mca-cuboids-0.2.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate mca-cuboids 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mca-cuboids 0.2.0
[INFO] finished tweaking crates.io crate mca-cuboids 0.2.0
[INFO] tweaked toml for crates.io crate mca-cuboids 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mca-cuboids 0.2.0 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] 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]     Updating crates.io index
[INFO] [stderr]      Locking 151 packages to highest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding fastanvil v0.26.3 (available: v0.32.0)
[INFO] [stderr]       Adding pprof v0.10.1 (available: v0.15.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.1.3)
[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:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | 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: `mca-cuboids` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb
[INFO] running `Command { std: "docker" "start" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb", 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" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb", 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" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb" "/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:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | 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: `mca-cuboids` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking uuid v1.26.1
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.9.1
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]     Checking rustc-demangle v0.1.28
[INFO] [stderr]    Compiling symbolic-demangle v9.2.1
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking smallvec v1.16.1
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]     Checking flate2 v1.1.10
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking fastnbt v2.6.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling pprof v0.10.1
[INFO] [stderr]     Checking str_stack v0.1.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking symbolic-common v9.2.1
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking inferno v0.11.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[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-0.24.3/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" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb", kill_on_drop: false }`
[INFO] [stdout] 435def23f08fd01eb6ed95745238960a524e583cf9a85e86058634b3126ebfdb
