[INFO] fetching crate yas_scanner 0.1.13...
[INFO] testing yas_scanner-0.1.13 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate yas_scanner 0.1.13 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate yas_scanner 0.1.13
[INFO] finished tweaking crates.io crate yas_scanner 0.1.13
[INFO] tweaked toml for crates.io crate yas_scanner 0.1.13 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yas_scanner 0.1.13 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yas_scanner 0.1.13 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20d0645c8e95fb8c905c17b757422523d777506ff59b50644a4923a4fa54536c
[INFO] running `Command { std: "docker" "start" "-a" "20d0645c8e95fb8c905c17b757422523d777506ff59b50644a4923a4fa54536c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20d0645c8e95fb8c905c17b757422523d777506ff59b50644a4923a4fa54536c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d0645c8e95fb8c905c17b757422523d777506ff59b50644a4923a4fa54536c", kill_on_drop: false }`
[INFO] [stdout] 20d0645c8e95fb8c905c17b757422523d777506ff59b50644a4923a4fa54536c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f0f1c81a5472ff7ff8b9f56ca167368981204d297553b03821f167ed79e10e
[INFO] running `Command { std: "docker" "start" "-a" "e2f0f1c81a5472ff7ff8b9f56ca167368981204d297553b03821f167ed79e10e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling anymap2 v0.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling dyn-clone v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling filetime v0.2.19
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling libdbus-sys v0.2.3
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling xcb v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling nom v7.1.2
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling rayon v1.6.1
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling enigo v0.0.14
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling screenshots v0.5.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling png v0.17.8
[INFO] [stderr]    Compiling dbus v0.9.7
[INFO] [stderr]    Compiling mapr v0.8.0
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling ipnet v2.7.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling proc-quote v0.4.0
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tokio-util v0.7.4
[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-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.107/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"' --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=b02df1a024ecb27a -C extra-filename=-80fe9ccd0be975f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a91b632d0bfa5d6f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0413fc4b48ead16d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-15a8d05db1e3bc92.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" "e2f0f1c81a5472ff7ff8b9f56ca167368981204d297553b03821f167ed79e10e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f0f1c81a5472ff7ff8b9f56ca167368981204d297553b03821f167ed79e10e", kill_on_drop: false }`
[INFO] [stdout] e2f0f1c81a5472ff7ff8b9f56ca167368981204d297553b03821f167ed79e10e
