[INFO] fetching crate modeling 0.6.2...
[INFO] testing modeling-0.6.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate modeling 0.6.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate modeling 0.6.2
[INFO] finished tweaking crates.io crate modeling 0.6.2
[INFO] tweaked toml for crates.io crate modeling 0.6.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate modeling 0.6.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate modeling 0.6.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 957a118f2cfb3d954ea4ac1978f7be35bdcfa45dda04138fc878ed6540c1d656
[INFO] running `Command { std: "docker" "start" "-a" "957a118f2cfb3d954ea4ac1978f7be35bdcfa45dda04138fc878ed6540c1d656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "957a118f2cfb3d954ea4ac1978f7be35bdcfa45dda04138fc878ed6540c1d656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "957a118f2cfb3d954ea4ac1978f7be35bdcfa45dda04138fc878ed6540c1d656", kill_on_drop: false }`
[INFO] [stdout] 957a118f2cfb3d954ea4ac1978f7be35bdcfa45dda04138fc878ed6540c1d656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b38efb98866e5fc56621412cdf72c15528ba9bbe7255f2fad85bae838dfa0b6a
[INFO] running `Command { std: "docker" "start" "-a" "b38efb98866e5fc56621412cdf72c15528ba9bbe7255f2fad85bae838dfa0b6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.29
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling onig_sys v69.7.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling esaxx-rs v0.1.7
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling rust-embed-utils v7.1.0
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.15.0/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 -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="parking_lot"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="winapi"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "memchr", "mio", "net", "num_cpus", "once_cell", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "stats", "sync", "test-util", "time", "tokio-macros", "tracing", "winapi"))' -C metadata=cf5a11cc659ce140 -C extra-filename=-51efe69512413e31 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-3aba2b4fd6e71b66.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e9448e8e13b07cf5.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-bb72f17163707cad.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-fc2493615c435220.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-bc4a2684a319adce.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-72b44db854c93879.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-1aa986f73f14b11f.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-da79ce0c339de1c0.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-84cc94e15e4f3a98.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.84/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=6638e1bf5a2f3170 -C extra-filename=-a0d0202fe9c103d9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cc24c4419fbccc42.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-707434290f9d75aa.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-9c42e910ba545649.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b38efb98866e5fc56621412cdf72c15528ba9bbe7255f2fad85bae838dfa0b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38efb98866e5fc56621412cdf72c15528ba9bbe7255f2fad85bae838dfa0b6a", kill_on_drop: false }`
[INFO] [stdout] b38efb98866e5fc56621412cdf72c15528ba9bbe7255f2fad85bae838dfa0b6a