[INFO] fetching crate rebuildctl 0.26.0...
[INFO] testing rebuildctl-0.26.0 against master#c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af for pr-154756
[INFO] extracting crate rebuildctl 0.26.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rebuildctl 0.26.0
[INFO] finished tweaking crates.io crate rebuildctl 0.26.0
[INFO] tweaked toml for crates.io crate rebuildctl 0.26.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rebuildctl 0.26.0 on toolchain c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rebuildctl 0.26.0 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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.114
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.114
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.114
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.114
[INFO] [stderr]   Downloaded js-sys v0.3.91
[INFO] [stderr]   Downloaded serde_spanned v1.1.0
[INFO] [stderr]   Downloaded tree_magic_mini v3.2.2
[INFO] [stderr]   Downloaded env_filter v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.64
[INFO] [stderr]   Downloaded toml_writer v1.1.0+spec-1.1.0
[INFO] [stderr]   Downloaded env_logger v0.11.10
[INFO] [stderr]   Downloaded toml_parser v1.1.0+spec-1.1.0
[INFO] [stderr]   Downloaded clap_complete v4.6.0
[INFO] [stderr]   Downloaded jiff-static v0.2.23
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.47
[INFO] [stderr]   Downloaded serde-xml-rs v0.8.2
[INFO] [stderr]   Downloaded toml v1.1.0+spec-1.1.0
[INFO] [stderr]   Downloaded xml v1.2.1
[INFO] [stderr]   Downloaded iri-string v0.7.11
[INFO] [stderr]   Downloaded winnow v1.0.0
[INFO] [stderr]   Downloaded rebuilderd-common v0.26.0
[INFO] [stderr]   Downloaded tokio-macros v2.6.1
[INFO] [stderr]   Downloaded toml_datetime v1.1.0+spec-1.1.0
[INFO] [stderr]   Downloaded zerocopy v0.8.47
[INFO] [stderr]   Downloaded web-sys v0.3.91
[INFO] [stderr]   Downloaded jiff v0.2.23
[INFO] [stderr]   Downloaded petgraph v0.8.3
[INFO] [stderr]   Downloaded aws-lc-sys v0.39.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b18a51b7508843b86accd856bdfbbe15961e5b9717126340f5436741a690c4f
[INFO] running `Command { std: "docker" "start" "-a" "5b18a51b7508843b86accd856bdfbbe15961e5b9717126340f5436741a690c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b18a51b7508843b86accd856bdfbbe15961e5b9717126340f5436741a690c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b18a51b7508843b86accd856bdfbbe15961e5b9717126340f5436741a690c4f", kill_on_drop: false }`
[INFO] [stdout] 5b18a51b7508843b86accd856bdfbbe15961e5b9717126340f5436741a690c4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44db5dd9caee7732de56d9e04f594f6b1cc2cad3fc7c8bbfa764aac7607eb384
[INFO] running `Command { std: "docker" "start" "-a" "44db5dd9caee7732de56d9e04f594f6b1cc2cad3fc7c8bbfa764aac7607eb384", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling aws-lc-rs v1.16.2
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling winnow v1.0.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling iri-string v0.7.11
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling toml_parser v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde_spanned v1.1.0
[INFO] [stderr]    Compiling toml_datetime v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling toml_writer v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling toml v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling libbz2-rs-sys v0.2.2
[INFO] [stderr]    Compiling jiff v0.2.23
[INFO] [stderr]    Compiling colored v3.1.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling cc v1.2.58
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling petgraph v0.8.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling filetime v0.2.27
[INFO] [stderr]    Compiling xml v1.2.1
[INFO] [stderr]    Compiling bzip2 v0.6.1
[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/c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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=38efe9c620ca8d0f -C extra-filename=-ae6c806947fc9697 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c98a1a0e58216a9.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" "44db5dd9caee7732de56d9e04f594f6b1cc2cad3fc7c8bbfa764aac7607eb384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44db5dd9caee7732de56d9e04f594f6b1cc2cad3fc7c8bbfa764aac7607eb384", kill_on_drop: false }`
[INFO] [stdout] 44db5dd9caee7732de56d9e04f594f6b1cc2cad3fc7c8bbfa764aac7607eb384