[INFO] fetching crate myc-core 8.3.1-rc.1...
[INFO] checking myc-core-8.3.1-rc.1 against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418
[INFO] extracting crate myc-core 8.3.1-rc.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate myc-core 8.3.1-rc.1
[INFO] finished tweaking crates.io crate myc-core 8.3.1-rc.1
[INFO] tweaked toml for crates.io crate myc-core 8.3.1-rc.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate myc-core 8.3.1-rc.1 on toolchain ad93f57d532978d6739002a21bc66b45ed22f998
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate myc-core 8.3.1-rc.1 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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db6a58e38942a6d51e39a506248c14b3758a1801e5f5738e7b37da5ca531c2de
[INFO] running `Command { std: "docker" "start" "-a" "db6a58e38942a6d51e39a506248c14b3758a1801e5f5738e7b37da5ca531c2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db6a58e38942a6d51e39a506248c14b3758a1801e5f5738e7b37da5ca531c2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6a58e38942a6d51e39a506248c14b3758a1801e5f5738e7b37da5ca531c2de", kill_on_drop: false }`
[INFO] [stdout] db6a58e38942a6d51e39a506248c14b3758a1801e5f5738e7b37da5ca531c2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b522beed706b5122a3b10189f1f4a4a706a6a4032eae2d717693a5f87113fa
[INFO] running `Command { std: "docker" "start" "-a" "b3b522beed706b5122a3b10189f1f4a4a706a6a4032eae2d717693a5f87113fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pxfm v0.1.27
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling aws-lc-rs v1.15.2
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling aws-lc-sys v0.35.0
[INFO] [stderr]    Compiling ring v0.17.14
[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/ad93f57d532978d6739002a21bc66b45ed22f998/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.8/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 --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=3b8e24c8cb77ffa5 -C extra-filename=-136ea113a11b1d7e --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] running `Command { std: "docker" "inspect" "b3b522beed706b5122a3b10189f1f4a4a706a6a4032eae2d717693a5f87113fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b522beed706b5122a3b10189f1f4a4a706a6a4032eae2d717693a5f87113fa", kill_on_drop: false }`
[INFO] [stdout] b3b522beed706b5122a3b10189f1f4a4a706a6a4032eae2d717693a5f87113fa