[INFO] fetching crate z4-engine 0.2.0...
[INFO] testing z4-engine-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate z4-engine 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate z4-engine 0.2.0
[INFO] finished tweaking crates.io crate z4-engine 0.2.0
[INFO] tweaked toml for crates.io crate z4-engine 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate z4-engine 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate z4-engine 0.2.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded z4-types v0.2.0
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[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded unicode-ident v1.0.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c2afecc6e268057ca8952eed0fcefcff19d87f567abecd28d9cd5c8c8048d64
[INFO] running `Command { std: "docker" "start" "-a" "8c2afecc6e268057ca8952eed0fcefcff19d87f567abecd28d9cd5c8c8048d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c2afecc6e268057ca8952eed0fcefcff19d87f567abecd28d9cd5c8c8048d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2afecc6e268057ca8952eed0fcefcff19d87f567abecd28d9cd5c8c8048d64", kill_on_drop: false }`
[INFO] [stdout] 8c2afecc6e268057ca8952eed0fcefcff19d87f567abecd28d9cd5c8c8048d64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2dccf23527a2fd8c50a91d15807241cfba07d1cc6b4ffedd224c88cb824426
[INFO] running `Command { std: "docker" "start" "-a" "3f2dccf23527a2fd8c50a91d15807241cfba07d1cc6b4ffedd224c88cb824426", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cpufeatures v0.2.15
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling cc v1.2.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling rustix v0.38.40
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.95
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling der v0.7.9
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling const-hex v1.13.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling wasm-bindgen v0.2.95
[INFO] [stderr]    Compiling prettyplease v0.2.25
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling tempfile v3.14.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling allocator-api2 v0.2.20
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling bech32 v0.9.1
[INFO] [stderr]    Compiling pem v1.1.1
[INFO] [stderr]    Compiling k256 v0.13.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling blake3 v1.5.4
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.95
[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/1.91.0-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="fold"' --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=5713121a83a09518 -C extra-filename=-13916db2dcd5c22e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0675b66d0f01c884.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cd058cd9015ed023.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4835d08bb271ff8f.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] [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/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.87/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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", "test", "visit", "visit-mut"))' -C metadata=4a282e4295aba250 -C extra-filename=-7ed27831ecd1c9a1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0675b66d0f01c884.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cd058cd9015ed023.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4835d08bb271ff8f.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3f2dccf23527a2fd8c50a91d15807241cfba07d1cc6b4ffedd224c88cb824426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2dccf23527a2fd8c50a91d15807241cfba07d1cc6b4ffedd224c88cb824426", kill_on_drop: false }`
[INFO] [stdout] 3f2dccf23527a2fd8c50a91d15807241cfba07d1cc6b4ffedd224c88cb824426
