[INFO] fetching crate forester-rs 0.4.0...
[INFO] testing forester-rs-0.4.0 against 1.81.0 for beta-1.82-1
[INFO] extracting crate forester-rs 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate forester-rs 0.4.0 on toolchain 1.81.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forester-rs 0.4.0
[INFO] finished tweaking crates.io crate forester-rs 0.4.0
[INFO] tweaked toml for crates.io crate forester-rs 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 232 packages to latest compatible versions
[INFO] [stderr]       Adding axum v0.6.20 (latest: v0.7.5)
[INFO] [stderr]       Adding axum-core v0.3.4 (latest: v0.4.3)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding core-foundation v0.9.4 (latest: v0.10.0)
[INFO] [stderr]       Adding deadpool v0.10.0 (latest: v0.12.1)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.6)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.1)
[INFO] [stderr]       Adding hyper v0.14.30 (latest: v1.4.1)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding itertools v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding logos v0.13.0 (latest: v0.14.1)
[INFO] [stderr]       Adding logos-codegen v0.13.0 (latest: v0.14.1)
[INFO] [stderr]       Adding logos-derive v0.13.0 (latest: v0.14.1)
[INFO] [stderr]       Adding matchit v0.7.3 (latest: v0.8.4)
[INFO] [stderr]       Adding quick-xml v0.31.0 (latest: v0.36.1)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.4)
[INFO] [stderr]       Adding reqwest v0.11.27 (latest: v0.12.7)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding sync_wrapper v0.1.2 (latest: v1.0.1)
[INFO] [stderr]       Adding system-configuration v0.5.1 (latest: v0.6.1)
[INFO] [stderr]       Adding system-configuration-sys v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding tower v0.4.13 (latest: v0.5.0)
[INFO] [stderr]       Adding tungstenite v0.21.0 (latest: v0.24.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding winreg v0.50.0 (latest: v0.52.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dot-structures v0.1.1
[INFO] [stderr]   Downloaded logos-derive v0.13.0
[INFO] [stderr]   Downloaded parsit v0.2.0
[INFO] [stderr]   Downloaded into-attr v0.1.1
[INFO] [stderr]   Downloaded graphviz-rust v0.9.0
[INFO] [stderr]   Downloaded logos v0.13.0
[INFO] [stderr]   Downloaded logos-codegen v0.13.0
[INFO] [stderr]   Downloaded forester-http v0.1.0
[INFO] [stderr]   Downloaded into-attr-derive v0.2.1
[INFO] [stderr]   Downloaded dot-generator v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cf2bca58c41d6662c7d927ede9fc495c2207c9ceb65250fc726cf2e0e7f89cd
[INFO] running `Command { std: "docker" "start" "-a" "9cf2bca58c41d6662c7d927ede9fc495c2207c9ceb65250fc726cf2e0e7f89cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf2bca58c41d6662c7d927ede9fc495c2207c9ceb65250fc726cf2e0e7f89cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf2bca58c41d6662c7d927ede9fc495c2207c9ceb65250fc726cf2e0e7f89cd", kill_on_drop: false }`
[INFO] [stdout] 9cf2bca58c41d6662c7d927ede9fc495c2207c9ceb65250fc726cf2e0e7f89cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ec171989abbca68f507cbcb7d60fd14d27247a6e28b83460dda9917e03f3dbb
[INFO] running `Command { std: "docker" "start" "-a" "8ec171989abbca68f507cbcb7d60fd14d27247a6e28b83460dda9917e03f3dbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling rustix v0.38.36
[INFO] [stderr]    Compiling dot-structures v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling into-attr v0.1.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling dot-generator v0.2.0
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling ipnet v2.10.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling strum v0.26.3
[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/1.81.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.77/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=1b014a160afc4c52 -C extra-filename=-1b014a160afc4c52 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a4bdbe38b424c25d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a25f5e83b48711bb.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9718b2370c14f9de.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" "8ec171989abbca68f507cbcb7d60fd14d27247a6e28b83460dda9917e03f3dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ec171989abbca68f507cbcb7d60fd14d27247a6e28b83460dda9917e03f3dbb", kill_on_drop: false }`
[INFO] [stdout] 8ec171989abbca68f507cbcb7d60fd14d27247a6e28b83460dda9917e03f3dbb