[INFO] fetching crate kaldav 0.4.0...
[INFO] building kaldav-0.4.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate kaldav 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kaldav 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kaldav 0.4.0
[INFO] tweaked toml for crates.io crate kaldav 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kaldav 0.4.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kaldav 0.4.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa47159c48abb3fc7c38c89d8fa6dbb0c6f92e8388e21dc1240e3c6f886563d3
[INFO] running `Command { std: "docker" "start" "-a" "fa47159c48abb3fc7c38c89d8fa6dbb0c6f92e8388e21dc1240e3c6f886563d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa47159c48abb3fc7c38c89d8fa6dbb0c6f92e8388e21dc1240e3c6f886563d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa47159c48abb3fc7c38c89d8fa6dbb0c6f92e8388e21dc1240e3c6f886563d3", kill_on_drop: false }`
[INFO] [stdout] fa47159c48abb3fc7c38c89d8fa6dbb0c6f92e8388e21dc1240e3c6f886563d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3de85a1c0e3e57e5fc885567329a3e6ebfe56bf22eb8651cd3166e4d335e6a4f
[INFO] running `Command { std: "docker" "start" "-a" "3de85a1c0e3e57e5fc885567329a3e6ebfe56bf22eb8651cd3166e4d335e6a4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling openssl v0.10.70
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling winnow v0.7.2
[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.4
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling peresil v0.3.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling sxd-document v0.3.2
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling sxd-xpath v0.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.105
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling nom-language v0.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling kaldav-derive v0.2.0
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling ikal-derive v0.4.0
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling ikal v0.4.0
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling attohttpc v0.28.5
[INFO] [stderr]    Compiling kaldav v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.33s
[INFO] running `Command { std: "docker" "inspect" "3de85a1c0e3e57e5fc885567329a3e6ebfe56bf22eb8651cd3166e4d335e6a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de85a1c0e3e57e5fc885567329a3e6ebfe56bf22eb8651cd3166e4d335e6a4f", kill_on_drop: false }`
[INFO] [stdout] 3de85a1c0e3e57e5fc885567329a3e6ebfe56bf22eb8651cd3166e4d335e6a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bba0e0f23416e48cad48004df4b0a411175ae3c6886660df0ebac2cfa33eb5a6
[INFO] running `Command { std: "docker" "start" "-a" "bba0e0f23416e48cad48004df4b0a411175ae3c6886660df0ebac2cfa33eb5a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling value-bag v1.10.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling string_cache v0.8.8
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.98/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=5d05daf318e3d778 -C extra-filename=-b4a81243d07e427b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ba1164ef8c5072f6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-45812ef4b8688a30.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a3690edd3a41f0e2.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" "bba0e0f23416e48cad48004df4b0a411175ae3c6886660df0ebac2cfa33eb5a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba0e0f23416e48cad48004df4b0a411175ae3c6886660df0ebac2cfa33eb5a6", kill_on_drop: false }`
[INFO] [stdout] bba0e0f23416e48cad48004df4b0a411175ae3c6886660df0ebac2cfa33eb5a6