[INFO] fetching crate zebra-test 1.0.0-beta.31...
[INFO] testing zebra-test-1.0.0-beta.31 against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825
[INFO] extracting crate zebra-test 1.0.0-beta.31 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate zebra-test 1.0.0-beta.31 on toolchain ff2c56344c764af598ad33027e9c7a48881808ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zebra-test 1.0.0-beta.31
[INFO] finished tweaking crates.io crate zebra-test 1.0.0-beta.31
[INFO] tweaked toml for crates.io crate zebra-test 1.0.0-beta.31 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded eyre v0.6.11
[INFO] [stderr]   Downloaded spandoc v0.2.2
[INFO] [stderr]   Downloaded spandoc-attribute v0.1.1
[INFO] [stderr]   Downloaded color-spantrace v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e88a7f8024ff76f7a92fb37708916d01e9420d86bed43bed54caef99e2975e9
[INFO] running `Command { std: "docker" "start" "-a" "8e88a7f8024ff76f7a92fb37708916d01e9420d86bed43bed54caef99e2975e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e88a7f8024ff76f7a92fb37708916d01e9420d86bed43bed54caef99e2975e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e88a7f8024ff76f7a92fb37708916d01e9420d86bed43bed54caef99e2975e9", kill_on_drop: false }`
[INFO] [stdout] 8e88a7f8024ff76f7a92fb37708916d01e9420d86bed43bed54caef99e2975e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 555c47ac771f332123c0554d5342ed82e8c44c93b57fa3178c257838ac5f7c37
[INFO] running `Command { std: "docker" "start" "-a" "555c47ac771f332123c0554d5342ed82e8c44c93b57fa3178c257838ac5f7c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling object v0.32.1
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tempfile v3.8.1
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling similar v2.3.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[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/ff2c56344c764af598ad33027e9c7a48881808ef/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.41/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-mut"' -C metadata=6670dbfbc5d7ec37 -C extra-filename=-6670dbfbc5d7ec37 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-90f63ccd04acb0cd.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e42a5656a0600e1d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f8d62a079c79a15a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "555c47ac771f332123c0554d5342ed82e8c44c93b57fa3178c257838ac5f7c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555c47ac771f332123c0554d5342ed82e8c44c93b57fa3178c257838ac5f7c37", kill_on_drop: false }`
[INFO] [stdout] 555c47ac771f332123c0554d5342ed82e8c44c93b57fa3178c257838ac5f7c37