[INFO] fetching crate kaldav 0.2.0...
[INFO] testing kaldav-0.2.0 against 1.81.0 for beta-1.82-1
[INFO] extracting crate kaldav 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate kaldav 0.2.0 on toolchain 1.81.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kaldav 0.2.0
[INFO] finished tweaking crates.io crate kaldav 0.2.0
[INFO] tweaked toml for crates.io crate kaldav 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate kaldav 0.2.0 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" "+1.81.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peresil v0.3.0
[INFO] [stderr]   Downloaded value-bag v1.8.1
[INFO] [stderr]   Downloaded kaldav-derive v0.2.0
[INFO] [stderr]   Downloaded basic-cookies v0.1.5
[INFO] [stderr]   Downloaded event-listener-strategy v0.5.1
[INFO] [stderr]   Downloaded sxd-xpath v0.4.2
[INFO] [stderr]   Downloaded attohttpc v0.27.0
[INFO] [stderr]   Downloaded async-executor v1.9.1
[INFO] [stderr]   Downloaded httpmock v0.7.0
[INFO] [stderr]   Downloaded async-object-pool v0.1.4
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded sxd-document v0.3.2
[INFO] [stderr]   Downloaded ikal-derive v0.2.0
[INFO] [stderr]   Downloaded ikal v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bec38a7f6305aed099f094a643705db38405d4902097f644f63ea64cab0409dd
[INFO] running `Command { std: "docker" "start" "-a" "bec38a7f6305aed099f094a643705db38405d4902097f644f63ea64cab0409dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec38a7f6305aed099f094a643705db38405d4902097f644f63ea64cab0409dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec38a7f6305aed099f094a643705db38405d4902097f644f63ea64cab0409dd", kill_on_drop: false }`
[INFO] [stdout] bec38a7f6305aed099f094a643705db38405d4902097f644f63ea64cab0409dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f331e7cf07a47b3c0935a8b384da5350bd2fd0a663d5e340e52c94817221d5
[INFO] running `Command { std: "docker" "start" "-a" "49f331e7cf07a47b3c0935a8b384da5350bd2fd0a663d5e340e52c94817221d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling peresil v0.3.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling sxd-document v0.3.2
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling sxd-xpath v0.4.2
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.37
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling ikal-derive v0.2.0
[INFO] [stderr]    Compiling kaldav-derive v0.2.0
[INFO] [stderr]    Compiling ikal v0.2.0
[INFO] [stderr]    Compiling attohttpc v0.27.0
[INFO] [stderr]    Compiling kaldav v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "49f331e7cf07a47b3c0935a8b384da5350bd2fd0a663d5e340e52c94817221d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f331e7cf07a47b3c0935a8b384da5350bd2fd0a663d5e340e52c94817221d5", kill_on_drop: false }`
[INFO] [stdout] 49f331e7cf07a47b3c0935a8b384da5350bd2fd0a663d5e340e52c94817221d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9493e036835ce3efbf548d5328ffcf66b892c8eeb498e2c707113cea86ef7698
[INFO] running `Command { std: "docker" "start" "-a" "9493e036835ce3efbf548d5328ffcf66b892c8eeb498e2c707113cea86ef7698", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling value-bag v1.8.1
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling event-listener v5.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling waker-fn v1.1.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling event-listener-strategy v0.4.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.1
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling async-lock v3.3.0
[INFO] [stderr]    Compiling async-task v4.7.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling async-channel v2.2.0
[INFO] [stderr]    Compiling piper v0.2.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling blocking v1.5.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling async-executor v1.9.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling event-listener v3.1.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.16.0
[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/1.81.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.57/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="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=7ac156650123aba0 -C extra-filename=-7ac156650123aba0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d56db02bea36ef9b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f6479386afedc305.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9718b2370c14f9de.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9493e036835ce3efbf548d5328ffcf66b892c8eeb498e2c707113cea86ef7698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9493e036835ce3efbf548d5328ffcf66b892c8eeb498e2c707113cea86ef7698", kill_on_drop: false }`
[INFO] [stdout] 9493e036835ce3efbf548d5328ffcf66b892c8eeb498e2c707113cea86ef7698