[INFO] fetching crate genmeta-nat 0.5.1...
[INFO] checking genmeta-nat-0.5.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate genmeta-nat 0.5.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate genmeta-nat 0.5.1
[INFO] finished tweaking crates.io crate genmeta-nat 0.5.1
[INFO] tweaked toml for crates.io crate genmeta-nat 0.5.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate genmeta-nat 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 genmeta-nat 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:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | 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: `genmeta-nat` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2
[INFO] running `Command { std: "docker" "start" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2", 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" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2", 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" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2" "/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:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | 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: `genmeta-nat` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling futures-macro v0.3.33
[INFO] [stderr]    Compiling rustls v0.23.43
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]    Compiling getset v0.1.7
[INFO] [stderr]    Compiling asn1-rs-derive v0.6.0
[INFO] [stderr]    Compiling asn1-rs-impl v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling snafu-derive v0.9.2
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.33
[INFO] [stderr]     Checking netlink-packet-core v0.8.2
[INFO] [stderr]     Checking memoffset v0.9.1
[INFO] [stderr]    Compiling netdev v0.45.0
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking mac-addr v0.3.0
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]    Compiling peg-runtime v0.8.6
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking snafu v0.9.2
[INFO] [stderr]     Checking netlink-packet-route v0.31.0
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking netlink-sys v0.8.8
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking dns-lookup v3.0.1
[INFO] [stderr]     Checking dashmap v6.2.1
[INFO] [stderr]    Compiling peg-macros v0.8.6
[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-0.3.33/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="default"' --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", "portable-atomic-alloc", "portable-atomic-util", "portable_atomic_crate", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=b51e688cbee0c6f4 -C extra-filename=-273eb5e15550b712 --out-dir /opt/rustwide/target/debug/build/futures-util/273eb5e15550b712/out -L dependency=/opt/rustwide/target/debug/build/futures-core/f0c14a88c2ede784/out -L dependency=/opt/rustwide/target/debug/build/futures-sink/a49c4b1dbdedad37/out --extern futures_channel=/opt/rustwide/target/debug/build/futures-channel/5d63ebb120f31856/out/libfutures_channel-5d63ebb120f31856.rmeta --extern futures_core=/opt/rustwide/target/debug/build/futures-core/f0c14a88c2ede784/out/libfutures_core-f0c14a88c2ede784.rmeta --extern futures_io=/opt/rustwide/target/debug/build/futures-io/8114e647dc20d425/out/libfutures_io-8114e647dc20d425.rmeta --extern futures_macro=/opt/rustwide/target/debug/build/futures-macro/7adb214db66232f1/out/libfutures_macro-7adb214db66232f1.so --extern futures_sink=/opt/rustwide/target/debug/build/futures-sink/a49c4b1dbdedad37/out/libfutures_sink-a49c4b1dbdedad37.rmeta --extern futures_task=/opt/rustwide/target/debug/build/futures-task/12d96ab6ff4666e0/out/libfutures_task-12d96ab6ff4666e0.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/fb4600d09f30ee91/out/libmemchr-fb4600d09f30ee91.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/a01d05c41b89a3e8/out/libslab-a01d05c41b89a3e8.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] running `Command { std: "docker" "inspect" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2", kill_on_drop: false }`
[INFO] [stdout] 3fb318b3e4a172dc0758835953c7d296f0c6d8e9ff8bdd0364fd9ce1fec164f2
