[INFO] cloning repository https://github.com/bergey/kafka-buffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bergey/kafka-buffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbergey%2Fkafka-buffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbergey%2Fkafka-buffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c703cf85737c8cc4d4dc39dad48b68aec9e393b1
[INFO] checking bergey/kafka-buffer against try#6db1a6a7ebb2ad243051f3ff949f987dd70cde2b+rustflags=-Dreturn-local-variable-ptr for pr-134218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbergey%2Fkafka-buffer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bergey/kafka-buffer on toolchain 6db1a6a7ebb2ad243051f3ff949f987dd70cde2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/bergey/kafka-buffer
[INFO] finished tweaking git repo https://github.com/bergey/kafka-buffer
[INFO] tweaked toml for git repo https://github.com/bergey/kafka-buffer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bergey/kafka-buffer 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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f18fba9ab273889ecd2fbf1d839cb594a44eaae89682e8fe2f1a55906bb5a206
[INFO] running `Command { std: "docker" "start" "-a" "f18fba9ab273889ecd2fbf1d839cb594a44eaae89682e8fe2f1a55906bb5a206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f18fba9ab273889ecd2fbf1d839cb594a44eaae89682e8fe2f1a55906bb5a206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18fba9ab273889ecd2fbf1d839cb594a44eaae89682e8fe2f1a55906bb5a206", kill_on_drop: false }`
[INFO] [stdout] f18fba9ab273889ecd2fbf1d839cb594a44eaae89682e8fe2f1a55906bb5a206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dreturn-local-variable-ptr" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22cee3eb53e57aa4400f0130f169cbbd181802e77433676707408a1eeedf980d
[INFO] running `Command { std: "docker" "start" "-a" "22cee3eb53e57aa4400f0130f169cbbd181802e77433676707408a1eeedf980d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.157
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking value-bag v1.9.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling cc v1.1.13
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling indexmap v2.4.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking async-executor v1.13.0
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling rdkafka-sys v4.7.0+2.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling capnp v0.19.6
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling libz-sys v1.1.19
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking clap_builder v4.5.15
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling capnpc v0.19.0
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/6db1a6a7ebb2ad243051f3ff949f987dd70cde2b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.75/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=535ac32dcc06ae80 -C extra-filename=-72aba93e04bfc00c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8f2e355684af65f2.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7241d1f7fdf8c1f6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-733a4fd1521f6a00.rmeta --cap-lints allow --cap-lints=forbid -Dreturn-local-variable-ptr` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "22cee3eb53e57aa4400f0130f169cbbd181802e77433676707408a1eeedf980d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22cee3eb53e57aa4400f0130f169cbbd181802e77433676707408a1eeedf980d", kill_on_drop: false }`
[INFO] [stdout] 22cee3eb53e57aa4400f0130f169cbbd181802e77433676707408a1eeedf980d