[INFO] fetching crate polywrap_client_builder 0.1.11...
[INFO] testing polywrap_client_builder-0.1.11 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate polywrap_client_builder 0.1.11 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate polywrap_client_builder 0.1.11
[INFO] finished tweaking crates.io crate polywrap_client_builder 0.1.11
[INFO] tweaked toml for crates.io crate polywrap_client_builder 0.1.11 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polywrap_client_builder 0.1.11 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 361 packages to highest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding psm v0.1.24 (available: v0.1.32)
[INFO] [stderr]       Adding wat v1.0.71 (available: v1.262.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6
[INFO] running `Command { std: "docker" "start" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling rustls-pki-types v1.15.1
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling stacker v0.1.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling rkyv v0.7.46
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]    Compiling pest v2.9.4
[INFO] [stderr]    Compiling uriparse v0.6.4
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling leb128 v0.2.7
[INFO] [stderr]    Compiling cranelift-entity v0.91.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling rustls v0.23.46
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling webpki-roots v1.0.9
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling num-iter v0.1.46
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling xxhash-rust v0.8.19
[INFO] [stderr]    Compiling time-core v0.1.9
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.28
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.42
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regalloc2 v0.5.1
[INFO] [stderr]    Compiling pest_meta v2.9.4
[INFO] [stderr]    Compiling region v3.0.2
[INFO] [stderr]    Compiling time-macros v0.2.32
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.9/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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", "test", "visit", "visit-mut"))' -C metadata=8a167bb251703375 -C extra-filename=-20dfefaacc3f6604 --out-dir /opt/rustwide/target/release/build/syn/20dfefaacc3f6604/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/bfa7a6aafdfba675/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/2ee003426a225cef/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/bfa7a6aafdfba675/out/libproc_macro2-bfa7a6aafdfba675.rmeta --extern quote=/opt/rustwide/target/release/build/quote/44c84b9315bcd971/out/libquote-44c84b9315bcd971.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/2ee003426a225cef/out/libunicode_ident-2ee003426a225cef.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6", kill_on_drop: false }`
[INFO] [stdout] e6bbe0145c5d290789cdd511371d1f625e5b1294b13b4679a128edf492a34ce6
