[INFO] cloning repository https://github.com/ttdonovan/kb-mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ttdonovan/kb-mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttdonovan%2Fkb-mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttdonovan%2Fkb-mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a34227150328c8046c7669a501aac9ff5848627d
[INFO] checking ttdonovan/kb-mcp against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttdonovan%2Fkb-mcp" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ttdonovan/kb-mcp
[INFO] finished tweaking git repo https://github.com/ttdonovan/kb-mcp
[INFO] tweaked toml for git repo https://github.com/ttdonovan/kb-mcp written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ttdonovan/kb-mcp on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ttdonovan/kb-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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.16.2
[INFO] [stderr]   Downloaded utf8-ranges v1.0.5
[INFO] [stderr]   Downloaded oneshot v0.1.13
[INFO] [stderr]   Downloaded tantivy-query-grammar v0.25.0
[INFO] [stderr]   Downloaded rmcp v1.5.0
[INFO] [stderr]   Downloaded smallvec v2.0.0-alpha.10
[INFO] [stderr]   Downloaded tantivy-common v0.10.0
[INFO] [stderr]   Downloaded lz4_flex v0.12.1
[INFO] [stderr]   Downloaded ort v2.0.0-rc.10
[INFO] [stderr]   Downloaded levenshtein_automata v0.2.1
[INFO] [stderr]   Downloaded tantivy-tokenizer-api v0.6.0
[INFO] [stderr]   Downloaded census v0.4.2
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded tantivy-bitpacker v0.9.0
[INFO] [stderr]   Downloaded tantivy-sstable v0.6.0
[INFO] [stderr]   Downloaded ecb v0.1.2
[INFO] [stderr]   Downloaded tantivy-fst v0.5.0
[INFO] [stderr]   Downloaded tantivy v0.25.0
[INFO] [stderr]   Downloaded arc-swap v1.8.2
[INFO] [stderr]   Downloaded murmurhash32 v0.3.1
[INFO] [stderr]   Downloaded ort-sys v2.0.0-rc.10
[INFO] [stderr]   Downloaded ureq v3.2.0
[INFO] [stderr]   Downloaded ureq-proto v0.5.3
[INFO] [stderr]   Downloaded fastdivide v0.4.2
[INFO] [stderr]   Downloaded ownedbytes v0.9.0
[INFO] [stderr]   Downloaded measure_time v0.9.0
[INFO] [stderr]   Downloaded bitpacking v0.9.3
[INFO] [stderr]   Downloaded space v0.17.0
[INFO] [stderr]   Downloaded hyperloglogplus v0.4.1
[INFO] [stderr]   Downloaded nom_locate v5.0.0
[INFO] [stderr]   Downloaded bon-macros v3.9.1
[INFO] [stderr]   Downloaded tantivy-stacker v0.6.0
[INFO] [stderr]   Downloaded hnsw v0.11.0
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded tantivy-columnar v0.6.0
[INFO] [stderr]   Downloaded bon v3.9.1
[INFO] [stderr]   Downloaded calamine v0.22.1
[INFO] [stderr]   Downloaded rmcp-macros v1.5.0
[INFO] [stderr]   Downloaded memvid-core v2.0.139
[INFO] [stderr]   Downloaded rust-stemmers v1.2.0
[INFO] [stderr]   Downloaded lopdf v0.39.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12
[INFO] running `Command { std: "docker" "start" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12", 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" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12", 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" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking ownedbytes v0.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking bitpacking v0.9.3
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking tantivy-fst v0.5.0
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking murmurhash32 v0.3.1
[INFO] [stderr]     Checking tantivy-bitpacker v0.9.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking fastdivide v0.4.2
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking bumpalo v3.20.2
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking quick-xml v0.30.0
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking ecb v0.1.2
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking arc-swap v1.8.2
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking measure_time v0.9.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking census v0.4.2
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking rangemap v1.7.1
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]     Checking oneshot v0.1.13
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking jiff v0.2.23
[INFO] [stderr]     Checking levenshtein_automata v0.2.1
[INFO] [stderr]     Checking fs4 v0.13.1
[INFO] [stderr]     Checking lz4_flex v0.12.1
[INFO] [stderr]     Checking zip v7.2.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking memmap2 v0.9.10
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.30.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rmcp v1.5.0
[INFO] [stderr]    Compiling pastey v0.2.1
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling blake3 v1.8.3
[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/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --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=67c041aeae71e7b8 -C extra-filename=-b66dcf7209d2edaa --out-dir /opt/rustwide/target/debug/build/syn/b66dcf7209d2edaa/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/aa2c5b8519914b46/out/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12", kill_on_drop: false }`
[INFO] [stdout] c6a043429fc356bfaa4e1d8ceb708dd3f6d0bc196c6cb0ad6ba4caa8048aaa12
