[INFO] fetching crate bookmark 0.1.4...
[INFO] testing bookmark-0.1.4 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate bookmark 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate bookmark 0.1.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate bookmark 0.1.4
[INFO] tweaked toml for crates.io crate bookmark 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bookmark 0.1.4 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bookmark 0.1.4 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 468c63d49a09ecd8ab85e5424b94a43f949950ec073413d97fc32e907412c8e3
[INFO] running `Command { std: "docker" "start" "-a" "468c63d49a09ecd8ab85e5424b94a43f949950ec073413d97fc32e907412c8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "468c63d49a09ecd8ab85e5424b94a43f949950ec073413d97fc32e907412c8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468c63d49a09ecd8ab85e5424b94a43f949950ec073413d97fc32e907412c8e3", kill_on_drop: false }`
[INFO] [stdout] 468c63d49a09ecd8ab85e5424b94a43f949950ec073413d97fc32e907412c8e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcf455dd1c8966777099864110daa9375261210b74c5b5dcfa8ea10bd39abae9
[INFO] running `Command { std: "docker" "start" "-a" "fcf455dd1c8966777099864110daa9375261210b74c5b5dcfa8ea10bd39abae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling zmij v1.0.20
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling is-docker v0.2.0
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling clap_builder v4.5.57
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling is-wsl v0.4.0
[INFO] [stderr]    Compiling quick-xml v0.38.4
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling jiff v0.2.19
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling shell-words v1.1.1
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling open v5.3.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling tempfile v3.25.0
[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/beta-2026-03-05-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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"' --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=66559c45bff60dfd -C extra-filename=-3673d311e48714ca --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1e331dc2e8a26c2d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-54ef93acc434b927.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-30e59debf56449ec.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" "fcf455dd1c8966777099864110daa9375261210b74c5b5dcfa8ea10bd39abae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf455dd1c8966777099864110daa9375261210b74c5b5dcfa8ea10bd39abae9", kill_on_drop: false }`
[INFO] [stdout] fcf455dd1c8966777099864110daa9375261210b74c5b5dcfa8ea10bd39abae9
