[INFO] fetching crate savant_core 0.2.21...
[INFO] testing savant_core-0.2.21 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate savant_core 0.2.21 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate savant_core 0.2.21
[INFO] finished tweaking crates.io crate savant_core 0.2.21
[INFO] tweaked toml for crates.io crate savant_core 0.2.21 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate savant_core 0.2.21 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate savant_core 0.2.21 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded http v0.2.11
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] babe489420d4cfca1d4b431d2c8f10ac4ff315f61544f630a7ae7249b9d8c727
[INFO] running `Command { std: "docker" "start" "-a" "babe489420d4cfca1d4b431d2c8f10ac4ff315f61544f630a7ae7249b9d8c727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "babe489420d4cfca1d4b431d2c8f10ac4ff315f61544f630a7ae7249b9d8c727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "babe489420d4cfca1d4b431d2c8f10ac4ff315f61544f630a7ae7249b9d8c727", kill_on_drop: false }`
[INFO] [stdout] babe489420d4cfca1d4b431d2c8f10ac4ff315f61544f630a7ae7249b9d8c727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6af5a9047cd24d92379e0201a7edf94a6929abcb7a482c9ab254f195959d86d
[INFO] running `Command { std: "docker" "start" "-a" "a6af5a9047cd24d92379e0201a7edf94a6929abcb7a482c9ab254f195959d86d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling winnow v0.6.1
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[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling cfg-expr v0.15.7
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling tempfile v3.10.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling prettyplease v0.2.16
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling deunicode v1.4.3
[INFO] [stderr]    Compiling ordered-float v4.2.0
[INFO] [stderr]    Compiling slug v0.1.5
[INFO] [stderr]    Compiling thread-id v4.2.1
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling toml_edit v0.22.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rstar v0.11.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling zmq v0.10.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling chrono v0.4.34
[INFO] [stderr]    Compiling geo-types v0.7.12
[INFO] [stderr]    Compiling thrift v0.17.0
[INFO] [stderr]    Compiling geographiclib-rs v0.2.4
[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/562dee4820c458d823175268e41601d4c060588a/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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=cdb9535057ee7e80 -C extra-filename=-8256ec1ec6924c86 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e7d3e92e30a3d9d9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5074db85a98360d4.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (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/562dee4820c458d823175268e41601d4c060588a/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.49/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"' --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=8b2be59b2670a8a1 -C extra-filename=-0668c53b65ac16f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e7d3e92e30a3d9d9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5074db85a98360d4.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a6af5a9047cd24d92379e0201a7edf94a6929abcb7a482c9ab254f195959d86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6af5a9047cd24d92379e0201a7edf94a6929abcb7a482c9ab254f195959d86d", kill_on_drop: false }`
[INFO] [stdout] a6af5a9047cd24d92379e0201a7edf94a6929abcb7a482c9ab254f195959d86d