[INFO] fetching crate opensensor 0.4.0...
[INFO] building opensensor-0.4.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate opensensor 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate opensensor 0.4.0
[INFO] finished tweaking crates.io crate opensensor 0.4.0
[INFO] tweaked toml for crates.io crate opensensor 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate opensensor 0.4.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 330 packages to latest compatible versions
[INFO] [stderr]       Adding arrow2 v0.16.0 (available: v0.18.0)
[INFO] [stderr]       Adding arrow2_convert v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding aws-sdk-s3 v0.19.0 (available: v1.106.0)
[INFO] [stderr]       Adding const-str v0.5.7 (available: v0.7.0)
[INFO] [stderr]       Adding flatbuffers v22.9.29 (available: v22.12.6)
[INFO] [stderr]       Adding parquet v31.0.0 (available: v56.2.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] [stderr]       Adding xmlparser v0.13.3 (available: v0.13.6)
[INFO] [stderr]       Adding zstd v0.11.2+zstd.1.5.2 (available: v0.13.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded streaming-decompression v0.1.2
[INFO] [stderr]   Downloaded lz4 v1.28.1
[INFO] [stderr]   Downloaded parquet-format-safe v0.2.4
[INFO] [stderr]   Downloaded aws-smithy-xml v0.49.0
[INFO] [stderr]   Downloaded planus v0.3.1
[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded rdkafka v0.29.0
[INFO] [stderr]   Downloaded tokio-rustls v0.22.0
[INFO] [stderr]   Downloaded crc32c v0.6.8
[INFO] [stderr]   Downloaded aws-smithy-checksums v0.49.0
[INFO] [stderr]   Downloaded multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded foreign_vec v0.1.0
[INFO] [stderr]   Downloaded arrow-format v0.8.1
[INFO] [stderr]   Downloaded aws-smithy-eventstream v0.49.0
[INFO] [stderr]   Downloaded aws-http v0.49.0
[INFO] [stderr]   Downloaded arrow2_convert_derive v0.4.2
[INFO] [stderr]   Downloaded array-init-cursor v0.2.1
[INFO] [stderr]   Downloaded ethnum v1.5.2
[INFO] [stderr]   Downloaded multiversion v0.6.1
[INFO] [stderr]   Downloaded aws-smithy-http-tower v0.49.0
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.5
[INFO] [stderr]   Downloaded flatbuffers v22.9.29
[INFO] [stderr]   Downloaded lexical-util v0.8.5
[INFO] [stderr]   Downloaded const-str v0.5.7
[INFO] [stderr]   Downloaded arrow-ipc v31.0.0
[INFO] [stderr]   Downloaded arrow-array v31.0.0
[INFO] [stderr]   Downloaded err-derive v0.3.1
[INFO] [stderr]   Downloaded brotli-decompressor v2.5.1
[INFO] [stderr]   Downloaded arrow-buffer v31.0.0
[INFO] [stderr]   Downloaded lexical-write-float v0.8.5
[INFO] [stderr]   Downloaded arrow-schema v31.0.0
[INFO] [stderr]   Downloaded parquet v31.0.0
[INFO] [stderr]   Downloaded const-str-proc-macro v0.5.7
[INFO] [stderr]   Downloaded arrow-data v31.0.0
[INFO] [stderr]   Downloaded aws-sig-auth v0.49.0
[INFO] [stderr]   Downloaded lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]   Downloaded aws-smithy-types v0.49.0
[INFO] [stderr]   Downloaded arrow-select v31.0.0
[INFO] [stderr]   Downloaded hash_hasher v2.0.4
[INFO] [stderr]   Downloaded aws-endpoint v0.49.0
[INFO] [stderr]   Downloaded aws-smithy-async v0.49.0
[INFO] [stderr]   Downloaded bytes-utils v0.1.4
[INFO] [stderr]   Downloaded clap_derive v4.5.47
[INFO] [stderr]   Downloaded lexical-parse-integer v0.8.6
[INFO] [stderr]   Downloaded lexical-write-integer v0.8.5
[INFO] [stderr]   Downloaded aws-sdk-s3 v0.19.0
[INFO] [stderr]   Downloaded arrow2_convert v0.4.2
[INFO] [stderr]   Downloaded xmlparser v0.13.3
[INFO] [stderr]   Downloaded aws-smithy-client v0.49.0
[INFO] [stderr]   Downloaded lexical-core v0.8.5
[INFO] [stderr]   Downloaded arrow-cast v31.0.0
[INFO] [stderr]   Downloaded aws-sigv4 v0.49.1
[INFO] [stderr]   Downloaded ct-logs v0.8.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.5.0
[INFO] [stderr]   Downloaded aws-smithy-http v0.49.0
[INFO] [stderr]   Downloaded parquet2 v0.17.2
[INFO] [stderr]   Downloaded aws-types v0.49.0
[INFO] [stderr]   Downloaded redpanda v0.5.0
[INFO] [stderr]   Downloaded flatc-rust v0.2.0
[INFO] [stderr]   Downloaded zstd-safe v6.0.6
[INFO] [stderr]   Downloaded arrow2 v0.16.0
[INFO] [stderr]   Downloaded zstd v0.12.4
[INFO] [stderr]   Downloaded brotli v3.5.0
[INFO] [stderr]   Downloaded rdkafka-sys v4.9.0+2.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99b9797e3acac62e8a23b9ea740951c68ae5f9039882c77d84ab6d1037ffc3e5
[INFO] running `Command { std: "docker" "start" "-a" "99b9797e3acac62e8a23b9ea740951c68ae5f9039882c77d84ab6d1037ffc3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b9797e3acac62e8a23b9ea740951c68ae5f9039882c77d84ab6d1037ffc3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b9797e3acac62e8a23b9ea740951c68ae5f9039882c77d84ab6d1037ffc3e5", kill_on_drop: false }`
[INFO] [stdout] 99b9797e3acac62e8a23b9ea740951c68ae5f9039882c77d84ab6d1037ffc3e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 021eb3982fdcfdc661c1b61c407caa19aeb630cd70ec3defe5832f2db4300fc7
[INFO] running `Command { std: "docker" "start" "-a" "021eb3982fdcfdc661c1b61c407caa19aeb630cd70ec3defe5832f2db4300fc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling bytes-utils v0.1.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling aws-types v0.49.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling aws-smithy-types v0.49.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling arrow-schema v31.0.0
[INFO] [stderr]    Compiling aws-smithy-eventstream v0.49.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling rdkafka-sys v4.9.0+2.10.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling crc32c v0.6.8
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling array-init-cursor v0.2.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling arrow-buffer v31.0.0
[INFO] [stderr]    Compiling streaming-decompression v0.1.2
[INFO] [stderr]    Compiling planus v0.3.1
[INFO] [stderr]    Compiling err-derive v0.3.1
[INFO] [stderr]    Compiling arrow2 v0.16.0
[INFO] [stderr]    Compiling arrow-data v31.0.0
[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/ad85bc524b1ad696e42061ad8338d382dffbdbe5/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=1bfc11ebc901c71a -C extra-filename=-b1b9e21dbb65659e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a28683de7e2d991e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-084ae52e87cd4d87.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "021eb3982fdcfdc661c1b61c407caa19aeb630cd70ec3defe5832f2db4300fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021eb3982fdcfdc661c1b61c407caa19aeb630cd70ec3defe5832f2db4300fc7", kill_on_drop: false }`
[INFO] [stdout] 021eb3982fdcfdc661c1b61c407caa19aeb630cd70ec3defe5832f2db4300fc7