[INFO] fetching crate stylo_taffy 0.3.0-alpha.2...
[INFO] testing stylo_taffy-0.3.0-alpha.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate stylo_taffy 0.3.0-alpha.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate stylo_taffy 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate stylo_taffy 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate stylo_taffy 0.3.0-alpha.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stylo_taffy 0.3.0-alpha.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stylo_taffy 0.3.0-alpha.2 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stylo_atoms v0.16.0
[INFO] [stderr]   Downloaded web_atoms v0.2.4
[INFO] [stderr]   Downloaded smallbitvec v2.6.0
[INFO] [stderr]   Downloaded app_units v0.7.8
[INFO] [stderr]   Downloaded malloc_size_of_derive v0.1.3
[INFO] [stderr]   Downloaded to_shmem v0.3.0
[INFO] [stderr]   Downloaded stylo_static_prefs v0.16.0
[INFO] [stderr]   Downloaded strum v0.28.0
[INFO] [stderr]   Downloaded atomic_refcell v0.1.14
[INFO] [stderr]   Downloaded stylo_dom v0.16.0
[INFO] [stderr]   Downloaded stylo_malloc_size_of v0.16.0
[INFO] [stderr]   Downloaded idna_adapter v1.0.0
[INFO] [stderr]   Downloaded to_shmem_derive v0.1.0
[INFO] [stderr]   Downloaded grid v1.0.1
[INFO] [stderr]   Downloaded uluru v3.1.0
[INFO] [stderr]   Downloaded stylo_derive v0.16.0
[INFO] [stderr]   Downloaded strum_macros v0.28.0
[INFO] [stderr]   Downloaded taffy v0.10.1
[INFO] [stderr]   Downloaded stylo_traits v0.16.0
[INFO] [stderr]   Downloaded icu_locale v2.2.0
[INFO] [stderr]   Downloaded euclid v0.22.14
[INFO] [stderr]   Downloaded icu_locale_data v2.2.0
[INFO] [stderr]   Downloaded stylo v0.16.0
[INFO] [stderr]   Downloaded icu_segmenter v2.2.0
[INFO] [stderr]   Downloaded icu_segmenter_data v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 002784f98519953faf286d17078db339ef33e6b9653e0dab90fc272426677ccb
[INFO] running `Command { std: "docker" "start" "-a" "002784f98519953faf286d17078db339ef33e6b9653e0dab90fc272426677ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002784f98519953faf286d17078db339ef33e6b9653e0dab90fc272426677ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002784f98519953faf286d17078db339ef33e6b9653e0dab90fc272426677ccb", kill_on_drop: false }`
[INFO] [stdout] 002784f98519953faf286d17078db339ef33e6b9653e0dab90fc272426677ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644df0d92680047689b1815e3455f49984bf1c2a12a17e6be8b8f81018d51480
[INFO] running `Command { std: "docker" "start" "-a" "644df0d92680047689b1815e3455f49984bf1c2a12a17e6be8b8f81018d51480", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling dtoa v1.0.11
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling smallbitvec v2.6.0
[INFO] [stderr]    Compiling thin-vec v0.2.16
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling icu_locale_data v2.2.0
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling icu_segmenter_data v2.2.0
[INFO] [stderr]    Compiling idna_adapter v1.0.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling strum_macros v0.28.0
[INFO] [stderr]    Compiling uluru v3.1.0
[INFO] [stderr]    Compiling stylo v0.16.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling servo_arc v0.4.3
[INFO] [stderr]    Compiling app_units v0.7.8
[INFO] [stderr]    Compiling euclid v0.22.14
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling grid v1.0.1
[INFO] [stderr]    Compiling atomic_refcell v0.1.14
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]    Compiling string_cache_codegen v0.6.1
[INFO] [stderr]    Compiling selectors v0.37.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling stylo_static_prefs v0.16.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling strum v0.28.0
[INFO] [stderr]    Compiling stylo_atoms v0.16.0
[INFO] [stderr]    Compiling web_atoms v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling taffy v0.10.1
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling cssparser v0.36.0
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling string_cache v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling to_shmem v0.3.0
[INFO] [stderr]    Compiling to_shmem_derive v0.1.0
[INFO] [stderr]    Compiling stylo_derive v0.16.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling icu_locale v2.2.0
[INFO] [stderr]    Compiling stylo_malloc_size_of v0.16.0
[INFO] [stderr]    Compiling stylo_dom v0.16.0
[INFO] [stderr]    Compiling stylo_traits v0.16.0
[INFO] [stderr]    Compiling icu_segmenter v2.2.0
[INFO] [stderr] error: could not compile `stylo` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/bin/rustc --crate-name style --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stylo-0.16.0/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 --cfg 'feature="default"' --cfg 'feature="encoding_rs"' --cfg 'feature="mime"' --cfg 'feature="serde"' --cfg 'feature="servo"' --cfg 'feature="string_cache"' --cfg 'feature="stylo_atoms"' --cfg 'feature="url"' --cfg 'feature="web_atoms"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bindgen", "default", "encoding_rs", "gecko", "gecko_debug", "gecko_refcount_logging", "mime", "mozbuild", "nsstring", "regex", "serde", "servo", "string_cache", "stylo_atoms", "toml", "url", "web_atoms"))' -C metadata=3a58990ccb9664a0 -C extra-filename=-580fe447ba1465a2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern app_units=/opt/rustwide/target/debug/deps/libapp_units-14d0bd81e26d4696.rmeta --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-78e6687af5fcd84b.rmeta --extern atomic_refcell=/opt/rustwide/target/debug/deps/libatomic_refcell-c56a7b5ab490f74c.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-45a928a3ec6c34f3.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-7912a666fa871683.rmeta --extern cssparser=/opt/rustwide/target/debug/deps/libcssparser-cfb7a76a3650c665.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-9a5f98c3b44baf0d.rmeta --extern encoding_rs=/opt/rustwide/target/debug/deps/libencoding_rs-e36cbb4cff8cacd8.rmeta --extern euclid=/opt/rustwide/target/debug/deps/libeuclid-fb7db57238e2cf5f.rmeta --extern icu_segmenter=/opt/rustwide/target/debug/deps/libicu_segmenter-f232f734e0fa1acd.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-37881c669a6ab1f5.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-84be9d5d7f440bba.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-0d0a278c06e14513.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-a4263a0971f08dad.rmeta --extern malloc_size_of_derive=/opt/rustwide/target/debug/deps/libmalloc_size_of_derive-e16aaf126ea95a9d.so --extern mime=/opt/rustwide/target/debug/deps/libmime-7cbfcc84299bf52b.rmeta --extern debug_unreachable=/opt/rustwide/target/debug/deps/libdebug_unreachable-f7b9f09a34de90c3.rmeta --extern num_derive=/opt/rustwide/target/debug/deps/libnum_derive-f01f2191e189e169.so --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-252eb0f4239551a5.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-efae0973d6a22ee7.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-379b9efa7e6ab0a9.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-36e4e82993b9d35c.rmeta --extern precomputed_hash=/opt/rustwide/target/debug/deps/libprecomputed_hash-941acba0b7c1b90b.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-8340fb0cb1d9c83b.rmeta --extern rayon_core=/opt/rustwide/target/debug/deps/librayon_core-d152b73abe94b6c2.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-cc6790c576ad2a41.rmeta --extern selectors=/opt/rustwide/target/debug/deps/libselectors-3be83f17d206af17.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1a4827367154e422.rmeta --extern servo_arc=/opt/rustwide/target/debug/deps/libservo_arc-5c8ccfc565d70a51.rmeta --extern smallbitvec=/opt/rustwide/target/debug/deps/libsmallbitvec-81bbd33599642df6.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-8ab267bfdb1838ba.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-acd18841cc36d7c2.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-bea30e38f8a714be.rmeta --extern strum=/opt/rustwide/target/debug/deps/libstrum-292d967c4f97d416.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-3cf596bbac28f8ee.so --extern stylo_atoms=/opt/rustwide/target/debug/deps/libstylo_atoms-03d6863d4b05dd48.rmeta --extern style_derive=/opt/rustwide/target/debug/deps/libstylo_derive-cdedc4eb5089b3fd.so --extern dom=/opt/rustwide/target/debug/deps/libstylo_dom-35eafa0ec28e2a48.rmeta --extern malloc_size_of=/opt/rustwide/target/debug/deps/libstylo_malloc_size_of-1fbf0dd207977564.rmeta --extern static_prefs=/opt/rustwide/target/debug/deps/libstylo_static_prefs-1ee9d12479a9ba4b.rmeta --extern style_traits=/opt/rustwide/target/debug/deps/libstyle_traits-e1755fca233c82f5.rmeta --extern thin_vec=/opt/rustwide/target/debug/deps/libthin_vec-d14915cdcf131153.rmeta --extern to_shmem=/opt/rustwide/target/debug/deps/libto_shmem-e5af164a189f1fc0.rmeta --extern to_shmem_derive=/opt/rustwide/target/debug/deps/libto_shmem_derive-2aaa9e615820eeab.so --extern uluru=/opt/rustwide/target/debug/deps/libuluru-fa2c5bf44fa3d275.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-173c66fe323d26ec.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-31eaa1dcdb9d2674.rmeta --extern web_atoms=/opt/rustwide/target/debug/deps/libweb_atoms-c03cf10aec534783.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "644df0d92680047689b1815e3455f49984bf1c2a12a17e6be8b8f81018d51480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644df0d92680047689b1815e3455f49984bf1c2a12a17e6be8b8f81018d51480", kill_on_drop: false }`
[INFO] [stdout] 644df0d92680047689b1815e3455f49984bf1c2a12a17e6be8b8f81018d51480
