[INFO] fetching crate csskit_transform 0.0.14-canary.b7ca659d62...
[INFO] testing csskit_transform-0.0.14-canary.b7ca659d62 against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989
[INFO] extracting crate csskit_transform 0.0.14-canary.b7ca659d62 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate csskit_transform 0.0.14-canary.b7ca659d62
[INFO] finished tweaking crates.io crate csskit_transform 0.0.14-canary.b7ca659d62
[INFO] tweaked toml for crates.io crate csskit_transform 0.0.14-canary.b7ca659d62 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csskit_transform 0.0.14-canary.b7ca659d62 on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate csskit_transform 0.0.14-canary.b7ca659d62 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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15046fc9d24fe5476270050314462afc36c6a464a70ae7245ad8fce23c8fe249
[INFO] running `Command { std: "docker" "start" "-a" "15046fc9d24fe5476270050314462afc36c6a464a70ae7245ad8fce23c8fe249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15046fc9d24fe5476270050314462afc36c6a464a70ae7245ad8fce23c8fe249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15046fc9d24fe5476270050314462afc36c6a464a70ae7245ad8fce23c8fe249", kill_on_drop: false }`
[INFO] [stdout] 15046fc9d24fe5476270050314462afc36c6a464a70ae7245ad8fce23c8fe249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95b992db3bc0edb69bd24c3b8d71ec4840c54d228c4480078682b15a6cf82cb4
[INFO] running `Command { std: "docker" "start" "-a" "95b992db3bc0edb69bd24c3b8d71ec4840c54d228c4480078682b15a6cf82cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling bumpalo v3.19.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling grep-matcher v0.1.8
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling bitmask-enum v2.2.5
[INFO] [stderr]    Compiling derive_atom_set v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling csskit_derives v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling css_lexer v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling css_parse v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling css_value_definition_parser v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling csskit_proc_macro v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling grep-regex v0.1.14
[INFO] [stderr]    Compiling grep-searcher v0.1.16
[INFO] [stderr]    Compiling csskit_source_finder v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling css_ast v0.0.14-canary.fac2d44a37
[INFO] [stderr]    Compiling csskit_transform v0.0.14-canary.b7ca659d62 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `css_ast` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/bin/rustc --crate-name css_ast --edition=2024 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/css_ast-0.0.14-canary.fac2d44a37/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 --cfg 'feature="default"' --cfg 'feature="visitable"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("_dhat-heap-testing", "chromashift", "css_feature_data", "default", "dynamic-atoms", "fancy", "miette", "serde", "visitable"))' -C metadata=6654e7ba1e546735 -C extra-filename=-7771fe2983c7a87e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitmask_enum=/opt/rustwide/target/debug/deps/libbitmask_enum-5f49a0dcb6fb23c4.so --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-87a859b991da0e03.rmeta --extern css_lexer=/opt/rustwide/target/debug/deps/libcss_lexer-fde3db15b529f05e.rmeta --extern css_parse=/opt/rustwide/target/debug/deps/libcss_parse-a01240c0852f9923.rmeta --extern csskit_derives=/opt/rustwide/target/debug/deps/libcsskit_derives-c16086e84fb554dd.so --extern csskit_proc_macro=/opt/rustwide/target/debug/deps/libcsskit_proc_macro-42f547fb7d08ad78.so --extern derive_atom_set=/opt/rustwide/target/debug/deps/libderive_atom_set-bf7ab8e56d225525.so --extern miette=/opt/rustwide/target/debug/deps/libmiette-d8a24f8748bf896d.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-45f6e3b8047adea1.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-4ca87fdcc6041ec8.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "95b992db3bc0edb69bd24c3b8d71ec4840c54d228c4480078682b15a6cf82cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b992db3bc0edb69bd24c3b8d71ec4840c54d228c4480078682b15a6cf82cb4", kill_on_drop: false }`
[INFO] [stdout] 95b992db3bc0edb69bd24c3b8d71ec4840c54d228c4480078682b15a6cf82cb4