[INFO] cloning repository https://github.com/mark-liu/webguard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mark-liu/webguard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmark-liu%2Fwebguard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmark-liu%2Fwebguard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80c4c35031af604dbb89390b785235f38eade523
[INFO] testing mark-liu/webguard against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmark-liu%2Fwebguard" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mark-liu/webguard
[INFO] finished tweaking git repo https://github.com/mark-liu/webguard
[INFO] tweaked toml for git repo https://github.com/mark-liu/webguard written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mark-liu/webguard on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mark-liu/webguard 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 928068f1471b04ebe551c33b457d9bfccc23e862ad1a7b4da0c531ed9b01de2c
[INFO] running `Command { std: "docker" "start" "-a" "928068f1471b04ebe551c33b457d9bfccc23e862ad1a7b4da0c531ed9b01de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "928068f1471b04ebe551c33b457d9bfccc23e862ad1a7b4da0c531ed9b01de2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928068f1471b04ebe551c33b457d9bfccc23e862ad1a7b4da0c531ed9b01de2c", kill_on_drop: false }`
[INFO] [stdout] 928068f1471b04ebe551c33b457d9bfccc23e862ad1a7b4da0c531ed9b01de2c
[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=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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f4205333d14e415edf3cfe7f0d05abf96e17328125f2c80dbccb39a903d8883
[INFO] running `Command { std: "docker" "start" "-a" "7f4205333d14e415edf3cfe7f0d05abf96e17328125f2c80dbccb39a903d8883", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling dtoa v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]    Compiling markup5ever v0.14.1
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling cssparser v0.34.0
[INFO] [stderr]    Compiling servo_arc v0.4.3
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling match_token v0.1.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling rmcp v1.3.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling indexmap v2.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]    Compiling ego-tree v0.10.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling pastey v0.2.1
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/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 -C debuginfo=2 --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "libc", "memchr", "portable-atomic", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=ff24a129398540b1 -C extra-filename=-b26ab9105e2fc4b9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-5b21ff7336169a40.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-3f2014b84910caad.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-db39768d7d04483a.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-4c1e14384db19f39.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-972a6e6f22232cfe.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-16f44b435b6f0168.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-19f85ccd2b063f07.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-dbd15b1f007a2c34.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-7ad47f73f86d1b08.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.10/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 -C debuginfo=2 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=7bb3ee42bbb41fa9 -C extra-filename=-2cfdfc3e5cb17812 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7f4205333d14e415edf3cfe7f0d05abf96e17328125f2c80dbccb39a903d8883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4205333d14e415edf3cfe7f0d05abf96e17328125f2c80dbccb39a903d8883", kill_on_drop: false }`
[INFO] [stdout] 7f4205333d14e415edf3cfe7f0d05abf96e17328125f2c80dbccb39a903d8883