[INFO] fetching crate frontend-toolkit 0.1.7...
[INFO] checking frontend-toolkit-0.1.7 against try#fceb2de603f0807f9049222f3f612ed51ed8f9dc for pr-157576
[INFO] extracting crate frontend-toolkit 0.1.7 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate frontend-toolkit 0.1.7
[INFO] finished tweaking crates.io crate frontend-toolkit 0.1.7
[INFO] tweaked toml for crates.io crate frontend-toolkit 0.1.7 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate frontend-toolkit 0.1.7 on toolchain fceb2de603f0807f9049222f3f612ed51ed8f9dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate frontend-toolkit 0.1.7 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" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850
[INFO] running `Command { std: "docker" "start" "9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850" "/opt/rustwide/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850" "/opt/rustwide/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling cc v1.2.38
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking compression-core v0.4.29
[INFO] [stderr]    Compiling dary_heap v0.3.8
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking deranged v0.5.3
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling digest v0.10.7
[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/fceb2de603f0807f9049222f3f612ed51ed8f9dc/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.6/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="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=7cff8d058d2c0feb -C extra-filename=-c65950e42a980085 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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/fceb2de603f0807f9049222f3f612ed51ed8f9dc/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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=5f731e558554654e -C extra-filename=-323aa5e72fd3a9b6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850", kill_on_drop: false }`
[INFO] [stdout] 9398cccfaff141602d675eb6f8062d84f4fa73e81385dcfb222c15269b3f4850