[INFO] fetching crate rattler_build_core 0.2.19...
[INFO] testing rattler_build_core-0.2.19 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rattler_build_core 0.2.19 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rattler_build_core 0.2.19
[INFO] finished tweaking crates.io crate rattler_build_core 0.2.19
[INFO] tweaked toml for crates.io crate rattler_build_core 0.2.19 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rattler_build_core 0.2.19 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] crate crates.io crate rattler_build_core 0.2.19 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" "+1.100.0-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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25
[INFO] running `Command { std: "docker" "start" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25", 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" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25" "/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" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25", 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" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling futures-io v0.3.34
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling http-body-util v0.1.5
[INFO] [stderr]    Compiling writeable v0.6.4
[INFO] [stderr]    Compiling litemap v0.8.3
[INFO] [stderr]    Compiling aws-lc-rs v1.18.2
[INFO] [stderr]    Compiling base64 v0.23.1
[INFO] [stderr]    Compiling rustls v0.23.45
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ipnet v2.12.2
[INFO] [stderr]    Compiling zstd-safe v8.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling zlib-rs v0.6.8
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling core_detect v1.0.0
[INFO] [stderr]    Compiling ctutils v0.4.3
[INFO] [stderr]    Compiling encoding_rs v0.8.42
[INFO] [stderr]    Compiling compression-core v0.4.33
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling unicase v2.10.0
[INFO] [stderr]    Compiling multiversion_no_op v1.0.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling sha2 v0.11.1
[INFO] [stderr]    Compiling powerfmt v0.2.1
[INFO] [stderr]    Compiling deranged v0.5.9
[INFO] [stderr]    Compiling jiff-core v0.1.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling bytes-utils v0.1.4
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling pin-utils v0.1.1
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling md-5 v0.11.0
[INFO] [stderr]    Compiling chacha20 v0.10.2
[INFO] [stderr]    Compiling fs-err v3.3.2
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling jiff v0.2.38
[INFO] [stderr]    Compiling time v0.3.55
[INFO] [stderr]    Compiling cc v1.4.7
[INFO] [stderr]    Compiling itertools v0.15.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling socket2 v0.6.5
[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="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=9d38b54a166f1fc7 -C extra-filename=-a84c2ce682ceddd9 --out-dir /opt/rustwide/target/release/build/syn/a84c2ce682ceddd9/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" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25", kill_on_drop: false }`
[INFO] [stdout] 68e25d0cbf4e41a1f9f966b734e57e8db89b198e0d9788df97f5b0abac7c0d25
