[INFO] fetching crate promptbox 0.3.1...
[INFO] testing promptbox-0.3.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate promptbox 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate promptbox 0.3.1
[INFO] finished tweaking crates.io crate promptbox 0.3.1
[INFO] tweaked toml for crates.io crate promptbox 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate promptbox 0.3.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate promptbox 0.3.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fba40a038a477a87ab2227b4f4faa51aa4356214ccf6c70cb487feb0ae389fd3
[INFO] running `Command { std: "docker" "start" "-a" "fba40a038a477a87ab2227b4f4faa51aa4356214ccf6c70cb487feb0ae389fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fba40a038a477a87ab2227b4f4faa51aa4356214ccf6c70cb487feb0ae389fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba40a038a477a87ab2227b4f4faa51aa4356214ccf6c70cb487feb0ae389fd3", kill_on_drop: false }`
[INFO] [stdout] fba40a038a477a87ab2227b4f4faa51aa4356214ccf6c70cb487feb0ae389fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 927f1c1267788981afc3d4507ee36c10d9b6cf464703969b558d3d4f988e9ce4
[INFO] running `Command { std: "docker" "start" "-a" "927f1c1267788981afc3d4507ee36c10d9b6cf464703969b558d3d4f988e9ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling openssl v0.10.60
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rustls v0.21.8
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling portable-atomic v1.5.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling bstr v1.8.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling webpki-roots v0.25.2
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling esaxx-rs v0.1.10
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling indicatif v0.17.7
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling clap_builder v4.4.7
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling error-stack v0.4.1
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling chrono-tz-build v0.2.1
[INFO] [stderr]    Compiling winnow v0.5.17
[INFO] [stderr]    Compiling chrono-tz v0.8.4
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling deunicode v1.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling macro_rules_attribute v0.2.0
[INFO] [stderr]    Compiling slug v0.1.5
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling globset v0.4.14
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling unicode-normalization-alignments v0.1.12
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling rayon-cond v0.3.0
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling ignore v0.4.21
[INFO] [stderr]    Compiling onig v6.4.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling monostate-impl v0.1.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[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-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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=9262989ffaae8610 -C extra-filename=-8231aa6048a4168d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7b28ff085ba2a513.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5fd3838ac6f32445.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-772f13ecc3fc189a.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "927f1c1267788981afc3d4507ee36c10d9b6cf464703969b558d3d4f988e9ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927f1c1267788981afc3d4507ee36c10d9b6cf464703969b558d3d4f988e9ce4", kill_on_drop: false }`
[INFO] [stdout] 927f1c1267788981afc3d4507ee36c10d9b6cf464703969b558d3d4f988e9ce4
