[INFO] fetching crate postmodern 0.5.1...
[INFO] checking postmodern-0.5.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate postmodern 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate postmodern 0.5.1
[INFO] finished tweaking crates.io crate postmodern 0.5.1
[INFO] tweaked toml for crates.io crate postmodern 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate postmodern 0.5.1 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 postmodern 0.5.1 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:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | 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: `postmodern` (manifest) generated 1 warning
[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] b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea
[INFO] running `Command { std: "docker" "start" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea", 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" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea", 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" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea" "/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:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | 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: `postmodern` (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking rustix v0.38.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking ticktock v0.7.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking uuid-suffix v0.1.2
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking display_full_error v1.1.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "libc", "memchr", "portable-atomic", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=f47dcff90be9b7d4 -C extra-filename=-1c25e3a2cf2d3b76 --out-dir /opt/rustwide/target/debug/build/futures-util/1c25e3a2cf2d3b76/out -L dependency=/opt/rustwide/target/debug/build/futures-core/fc564ec41b384c78/out -L dependency=/opt/rustwide/target/debug/build/futures-sink/e71ceb582e503204/out --extern futures_channel=/opt/rustwide/target/debug/build/futures-channel/9af3817ac7d7a521/out/libfutures_channel-9af3817ac7d7a521.rmeta --extern futures_core=/opt/rustwide/target/debug/build/futures-core/fc564ec41b384c78/out/libfutures_core-fc564ec41b384c78.rmeta --extern futures_io=/opt/rustwide/target/debug/build/futures-io/bd3a8770723149a0/out/libfutures_io-bd3a8770723149a0.rmeta --extern futures_macro=/opt/rustwide/target/debug/build/futures-macro/7d25b95e750ece78/out/libfutures_macro-7d25b95e750ece78.so --extern futures_sink=/opt/rustwide/target/debug/build/futures-sink/e71ceb582e503204/out/libfutures_sink-e71ceb582e503204.rmeta --extern futures_task=/opt/rustwide/target/debug/build/futures-task/4eabcfee88cdf0e8/out/libfutures_task-4eabcfee88cdf0e8.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/71f172ffa8787e18/out/libmemchr-71f172ffa8787e18.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/939ff28c23f518de/out/libpin_project_lite-939ff28c23f518de.rmeta --extern slab=/opt/rustwide/target/debug/build/slab/ed05575c33ae17f2/out/libslab-ed05575c33ae17f2.rmeta --cap-lints allow --cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.52.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=a0d902381bf2bdf9 -C extra-filename=-3592f6e4eb4fb97e --out-dir /opt/rustwide/target/debug/build/tokio/3592f6e4eb4fb97e/out -L dependency=/opt/rustwide/target/debug/build/libc/5b12becda64e49a1/out --extern bytes=/opt/rustwide/target/debug/build/bytes/936dcf7c27fb7983/out/libbytes-936dcf7c27fb7983.rmeta --extern libc=/opt/rustwide/target/debug/build/libc/5b12becda64e49a1/out/liblibc-5b12becda64e49a1.rmeta --extern mio=/opt/rustwide/target/debug/build/mio/80562ba7d9aa1fd5/out/libmio-80562ba7d9aa1fd5.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/939ff28c23f518de/out/libpin_project_lite-939ff28c23f518de.rmeta --extern socket2=/opt/rustwide/target/debug/build/socket2/475e382f61e13ea2/out/libsocket2-475e382f61e13ea2.rmeta --extern tokio_macros=/opt/rustwide/target/debug/build/tokio-macros/b0f26e31142da105/out/libtokio_macros-b0f26e31142da105.so --cap-lints allow --cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.11.1/src/unistd.rs:678:56
[INFO] [stdout]     |
[INFO] [stdout] 678 |                       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-0.11.1/src/unistd.rs:678:56
[INFO] [stdout]     |
[INFO] [stdout] 678 |                       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] running `Command { std: "docker" "inspect" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea", kill_on_drop: false }`
[INFO] [stdout] b6716b9a3a4d5e6b54e86deb1fef4e1b4251c82ba289ab5bbca700cb34ed44ea
