[INFO] fetching crate phalus 0.7.0...
[INFO] testing phalus-0.7.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate phalus 0.7.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate phalus 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate phalus 0.7.0
[INFO] tweaked toml for crates.io crate phalus 0.7.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate phalus 0.7.0 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 crates.io crate phalus 0.7.0 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" "+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] b934f4b9137aeb184ff364734073e84a6fa8e57575d3983cc251e474662861be
[INFO] running `Command { std: "docker" "start" "-a" "b934f4b9137aeb184ff364734073e84a6fa8e57575d3983cc251e474662861be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b934f4b9137aeb184ff364734073e84a6fa8e57575d3983cc251e474662861be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b934f4b9137aeb184ff364734073e84a6fa8e57575d3983cc251e474662861be", kill_on_drop: false }`
[INFO] [stdout] b934f4b9137aeb184ff364734073e84a6fa8e57575d3983cc251e474662861be
[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] 11a7b0b4759b6064de8d5fa264e3247d661ad697abb764801fd377e9a898ed6f
[INFO] running `Command { std: "docker" "start" "-a" "11a7b0b4759b6064de8d5fa264e3247d661ad697abb764801fd377e9a898ed6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling ipnet v2.12.0
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling tree-sitter-language v0.1.7
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling iri-string v0.7.11
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling libz-sys v1.1.25
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_core` (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 serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/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="alloc"' --cfg 'feature="default"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=1cb49db4003be216 -C extra-filename=-106a30f641d26d10 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "11a7b0b4759b6064de8d5fa264e3247d661ad697abb764801fd377e9a898ed6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a7b0b4759b6064de8d5fa264e3247d661ad697abb764801fd377e9a898ed6f", kill_on_drop: false }`
[INFO] [stdout] 11a7b0b4759b6064de8d5fa264e3247d661ad697abb764801fd377e9a898ed6f
