[INFO] cloning repository https://github.com/hongkongkiwi/research-master-mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hongkongkiwi/research-master-mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhongkongkiwi%2Fresearch-master-mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhongkongkiwi%2Fresearch-master-mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92eb3e40d8ed47a253da4f419917c9296a109917
[INFO] testing hongkongkiwi/research-master-mcp/92eb3e40d8ed47a253da4f419917c9296a109917 against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhongkongkiwi%2Fresearch-master-mcp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hongkongkiwi/research-master-mcp
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/hongkongkiwi/research-master-mcp
[INFO] tweaked toml for git repo https://github.com/hongkongkiwi/research-master-mcp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hongkongkiwi/research-master-mcp on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hongkongkiwi/research-master-mcp 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flate2 v1.1.8
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[INFO] [stderr]   Downloaded bzip2-sys v0.1.13+1.0.8
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[INFO] [stderr]   Downloaded openssl-src v300.5.4+3.5.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e
[INFO] running `Command { std: "docker" "start" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e", 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" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling flate2 v1.1.8
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling cc v1.2.54
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling string_cache_codegen v0.6.1
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling openssl-src v300.5.4+3.5.4
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling compression-core v0.4.31
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling web_atoms v0.2.4
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling pest v2.8.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.98.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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 debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=958aff788e9179f0 -C extra-filename=-e03f98a4c8b5c2c9 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-a5cf236265928930.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-724e17c52ff56868.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-c79326c9fe5e1db9.rmeta --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 `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.98.0-beta.8-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-0.8.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -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=b821817b9a2fd876 -C extra-filename=-3f2dd4f0badfd6e9 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e", kill_on_drop: false }`
[INFO] [stdout] 1b542f9574db44cd8ba80dff7665e9f75e11453e0f8d214da24168fc1661e62e
