[INFO] fetching crate polars_bson 0.1.0...
[INFO] checking polars_bson-0.1.0 against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971
[INFO] extracting crate polars_bson 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate polars_bson 0.1.0
[INFO] finished tweaking crates.io crate polars_bson 0.1.0
[INFO] tweaked toml for crates.io crate polars_bson 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polars_bson 0.1.0 on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polars_bson 0.1.0 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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 388515d254a256613b3b056f709b2e71c1a9e43856394fc8c7c639d669cab603
[INFO] running `Command { std: "docker" "start" "-a" "388515d254a256613b3b056f709b2e71c1a9e43856394fc8c7c639d669cab603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "388515d254a256613b3b056f709b2e71c1a9e43856394fc8c7c639d669cab603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388515d254a256613b3b056f709b2e71c1a9e43856394fc8c7c639d669cab603", kill_on_drop: false }`
[INFO] [stdout] 388515d254a256613b3b056f709b2e71c1a9e43856394fc8c7c639d669cab603
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f59516a9f1f7a39e58b0331759094459770217fcf62bc609d5f21d3c05703b
[INFO] running `Command { std: "docker" "start" "-a" "60f59516a9f1f7a39e58b0331759094459770217fcf62bc609d5f21d3c05703b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling libm v0.2.13
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling polars-utils v0.46.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking planus v0.3.1
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking raw-cpuid v11.5.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]    Compiling polars-schema v0.46.0
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]    Compiling polars-arrow v0.46.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling polars-compute v0.46.0
[INFO] [stderr]     Checking dyn-clone v1.0.19
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking ethnum v1.5.1
[INFO] [stderr]     Checking atoi_simd v0.16.0
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking rustix v0.38.44
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling polars-core v0.46.0
[INFO] [stderr]    Compiling polars-ops v0.46.0
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling polars-plan v0.46.0
[INFO] [stderr]     Checking home v0.5.11
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling polars-lazy v0.46.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rustc_version_runtime v0.3.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking argminmax v0.6.2
[INFO] [stderr]     Checking streaming-decompression v0.1.2
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking comfy-table v7.1.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling polars v0.46.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking polars-parquet-format v0.1.0
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking resolv-conf v0.7.3
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking now v0.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling chrono-tz-build v0.4.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling chrono-tz v0.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]    Compiling macro_magic_core_macros v0.5.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling recursive-proc-macro-impl v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking recursive v0.1.1
[INFO] [stderr]    Compiling macro_magic_core v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling macro_magic_macros v0.5.1
[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/3fada14ee01d755dc8076e611f11bf65b28ffd21/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"' --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=e7afc2c0e48307b3 -C extra-filename=-08cf8f5fb634859c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4b9bfc22d81e7631.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-91e7e107e347f57b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-63696b82ec5b5f94.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" "60f59516a9f1f7a39e58b0331759094459770217fcf62bc609d5f21d3c05703b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f59516a9f1f7a39e58b0331759094459770217fcf62bc609d5f21d3c05703b", kill_on_drop: false }`
[INFO] [stdout] 60f59516a9f1f7a39e58b0331759094459770217fcf62bc609d5f21d3c05703b