[INFO] fetching crate ocsp-stapler 0.4.7...
[INFO] testing ocsp-stapler-0.4.7 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ocsp-stapler 0.4.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ocsp-stapler 0.4.7
[INFO] finished tweaking crates.io crate ocsp-stapler 0.4.7
[INFO] tweaked toml for crates.io crate ocsp-stapler 0.4.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ocsp-stapler 0.4.7 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 ocsp-stapler 0.4.7 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c1b9c1c07c9975d36af58b3a6beaea34ccbfcbe71331e5a861f63f13befa014c
[INFO] running `Command { std: "docker" "start" "-a" "c1b9c1c07c9975d36af58b3a6beaea34ccbfcbe71331e5a861f63f13befa014c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1b9c1c07c9975d36af58b3a6beaea34ccbfcbe71331e5a861f63f13befa014c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b9c1c07c9975d36af58b3a6beaea34ccbfcbe71331e5a861f63f13befa014c", kill_on_drop: false }`
[INFO] [stdout] c1b9c1c07c9975d36af58b3a6beaea34ccbfcbe71331e5a861f63f13befa014c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7fa3162f57b6d10dc0fbd6d7150fbb8d5e329005ba802305f05d9af389058e53
[INFO] running `Command { std: "docker" "start" "-a" "7fa3162f57b6d10dc0fbd6d7150fbb8d5e329005ba802305f05d9af389058e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling typewit_proc_macros v1.8.1
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling typewit v1.11.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling konst_kernel v0.3.15
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling asn1-rs-derive v0.5.1
[INFO] [stderr]    Compiling asn1-rs-impl v0.2.0
[INFO] [stderr]    Compiling readme-rustdocifier v0.1.1
[INFO] [stderr]    Compiling const_panic v0.2.12
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling konst v0.3.16
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling jzon v0.12.5
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]    Compiling webpki-roots v1.0.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling ocsp-stapler v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling asn1-rs v0.6.2
[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=118fb30ca50f3142 -C extra-filename=-507b4ba6c9d1e496 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-854696e6ecb228db.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2fa5dbbdcf3ea8ea.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.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" "7fa3162f57b6d10dc0fbd6d7150fbb8d5e329005ba802305f05d9af389058e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa3162f57b6d10dc0fbd6d7150fbb8d5e329005ba802305f05d9af389058e53", kill_on_drop: false }`
[INFO] [stdout] 7fa3162f57b6d10dc0fbd6d7150fbb8d5e329005ba802305f05d9af389058e53