[INFO] fetching crate samling 0.13.1...
[INFO] testing samling-0.13.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate samling 0.13.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate samling 0.13.1
[INFO] finished tweaking crates.io crate samling 0.13.1
[INFO] tweaked toml for crates.io crate samling 0.13.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate samling 0.13.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate samling 0.13.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded http-range-header v0.4.2
[INFO] [stderr]   Downloaded http-body-util v0.1.2
[INFO] [stderr]   Downloaded sentry-backtrace v0.36.0
[INFO] [stderr]   Downloaded simple_asn1 v0.6.2
[INFO] [stderr]   Downloaded lockfree-object-pool v0.1.6
[INFO] [stderr]   Downloaded sentry-contexts v0.36.0
[INFO] [stderr]   Downloaded tokio-rustls v0.26.1
[INFO] [stderr]   Downloaded axum-extra v0.10.0
[INFO] [stderr]   Downloaded os_info v3.9.2
[INFO] [stderr]   Downloaded uname v0.1.1
[INFO] [stderr]   Downloaded argon2 v0.5.3
[INFO] [stderr]   Downloaded futures-timer v3.0.3
[INFO] [stderr]   Downloaded axum-macros v0.5.0
[INFO] [stderr]   Downloaded zopfli v0.8.1
[INFO] [stderr]   Downloaded rustls v0.23.20
[INFO] [stderr]   Downloaded time v0.3.37
[INFO] [stderr]   Downloaded axum v0.8.1
[INFO] [stderr]   Downloaded chrono v0.4.39
[INFO] [stderr]   Downloaded headers v0.4.0
[INFO] [stderr]   Downloaded zip v2.2.2
[INFO] [stderr]   Downloaded rust_decimal v1.36.0
[INFO] [stderr]   Downloaded h2 v0.4.7
[INFO] [stderr]   Downloaded hyper v1.5.2
[INFO] [stderr]   Downloaded reqwest v0.12.12
[INFO] [stderr]   Downloaded tokio-postgres v0.7.12
[INFO] [stderr]   Downloaded quinn-proto v0.11.9
[INFO] [stderr]   Downloaded raw-cpuid v11.2.0
[INFO] [stderr]   Downloaded quinn v0.11.6
[INFO] [stderr]   Downloaded governor v0.8.0
[INFO] [stderr]   Downloaded portable-atomic v1.10.0
[INFO] [stderr]   Downloaded hyper-util v0.1.10
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.39
[INFO] [stderr]   Downloaded serde_json v1.0.135
[INFO] [stderr]   Downloaded winnow v0.6.22
[INFO] [stderr]   Downloaded webpki-roots v0.26.7
[INFO] [stderr]   Downloaded indexmap v2.7.0
[INFO] [stderr]   Downloaded brotli v7.0.0
[INFO] [stderr]   Downloaded schemars v0.8.21
[INFO] [stderr]   Downloaded sentry-types v0.36.0
[INFO] [stderr]   Downloaded axum-core v0.5.0
[INFO] [stderr]   Downloaded jsonwebtoken v9.3.0
[INFO] [stderr]   Downloaded deadpool v0.12.1
[INFO] [stderr]   Downloaded async-trait v0.1.85
[INFO] [stderr]   Downloaded samling-clorinde v0.12.0
[INFO] [stderr]   Downloaded postgres-protocol v0.6.7
[INFO] [stderr]   Downloaded hostname v0.4.0
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.16
[INFO] [stderr]   Downloaded nonzero_ext v0.3.0
[INFO] [stderr]   Downloaded mimalloc v0.1.43
[INFO] [stderr]   Downloaded num_enum_derive v0.7.3
[INFO] [stderr]   Downloaded password-hash v0.5.0
[INFO] [stderr]   Downloaded derive_arbitrary v1.4.1
[INFO] [stderr]   Downloaded deadpool-runtime v0.1.4
[INFO] [stderr]   Downloaded deadpool-postgres v0.14.1
[INFO] [stderr]   Downloaded postgres-derive v0.4.6
[INFO] [stderr]   Downloaded fallible-iterator v0.2.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.16
[INFO] [stderr]   Downloaded schemars_derive v0.8.21
[INFO] [stderr]   Downloaded rustc-hash v2.1.0
[INFO] [stderr]   Downloaded windows-registry v0.2.0
[INFO] [stderr]   Downloaded rustls-pki-types v1.10.1
[INFO] [stderr]   Downloaded borsh v1.5.3
[INFO] [stderr]   Downloaded tokio v1.42.0
[INFO] [stderr]   Downloaded matchit v0.8.4
[INFO] [stderr]   Downloaded quanta v0.12.5
[INFO] [stderr]   Downloaded spinning_top v0.3.0
[INFO] [stderr]   Downloaded include_dir_macros v0.7.4
[INFO] [stderr]   Downloaded include_dir v0.7.4
[INFO] [stderr]   Downloaded num_enum v0.7.3
[INFO] [stderr]   Downloaded arbitrary v1.4.1
[INFO] [stderr]   Downloaded whoami v1.5.2
[INFO] [stderr]   Downloaded postgres-types v0.2.8
[INFO] [stderr]   Downloaded hyper-rustls v0.27.5
[INFO] [stderr]   Downloaded ipnet v2.10.1
[INFO] [stderr]   Downloaded quinn-udp v0.5.9
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.49
[INFO] [stderr]   Downloaded sentry-panic v0.36.0
[INFO] [stderr]   Downloaded sentry-tower v0.36.0
[INFO] [stderr]   Downloaded sentry-tracing v0.36.0
[INFO] [stderr]   Downloaded proc-macro-crate v3.2.0
[INFO] [stderr]   Downloaded borsh-derive v1.5.3
[INFO] [stderr]   Downloaded thiserror v2.0.9
[INFO] [stderr]   Downloaded async-compression v0.4.18
[INFO] [stderr]   Downloaded http v1.2.0
[INFO] [stderr]   Downloaded tower-http v0.6.2
[INFO] [stderr]   Downloaded sentry-core v0.36.0
[INFO] [stderr]   Downloaded tokio-util v0.7.13
[INFO] [stderr]   Downloaded time-macros v0.2.19
[INFO] [stderr]   Downloaded sentry v0.36.0
[INFO] [stderr]   Downloaded thiserror-impl v2.0.9
[INFO] [stderr]   Downloaded socket2 v0.5.8
[INFO] [stderr]   Downloaded rust_xlsxwriter v0.80.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7877de422d2bb822fc8075da17fe62f8c904a1722637ffa2ce4014da70953d5e
[INFO] running `Command { std: "docker" "start" "-a" "7877de422d2bb822fc8075da17fe62f8c904a1722637ffa2ce4014da70953d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7877de422d2bb822fc8075da17fe62f8c904a1722637ffa2ce4014da70953d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7877de422d2bb822fc8075da17fe62f8c904a1722637ffa2ce4014da70953d5e", kill_on_drop: false }`
[INFO] [stdout] 7877de422d2bb822fc8075da17fe62f8c904a1722637ffa2ce4014da70953d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0633f2c78b7a85de9063c615d4829fa526db49f5c84ef75907f1a75871a257cd
[INFO] running `Command { std: "docker" "start" "-a" "0633f2c78b7a85de9063c615d4829fa526db49f5c84ef75907f1a75871a257cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling tinyvec v1.8.1
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling rustls-pki-types v1.10.1
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.2.7
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling rustls v0.23.20
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling winnow v0.6.22
[INFO] [stderr]    Compiling rust_decimal v1.36.0
[INFO] [stderr]    Compiling sentry-contexts v0.36.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling brotli-decompressor v4.0.1
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling webpki-roots v0.26.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling zip v2.2.2
[INFO] [stderr]    Compiling lockfree-object-pool v0.1.6
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling whoami v1.5.2
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling brotli v7.0.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling zopfli v0.8.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling raw-cpuid v11.2.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling uname v0.1.1
[INFO] [stderr]    Compiling hostname v0.4.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling ipnet v2.10.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling clap_builder v4.5.24
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling quanta v0.12.5
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[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/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.95/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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", "test", "visit", "visit-mut"))' -C metadata=3b342d4f34ee5f73 -C extra-filename=-b67c48e009f03636 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5802cbfcae1e733b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-40cebfa80980abe3.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-27448b4631f43fc0.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0633f2c78b7a85de9063c615d4829fa526db49f5c84ef75907f1a75871a257cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0633f2c78b7a85de9063c615d4829fa526db49f5c84ef75907f1a75871a257cd", kill_on_drop: false }`
[INFO] [stdout] 0633f2c78b7a85de9063c615d4829fa526db49f5c84ef75907f1a75871a257cd