[INFO] cloning repository https://github.com/GuilhermeFortuna/sift-mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GuilhermeFortuna/sift-mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuilhermeFortuna%2Fsift-mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuilhermeFortuna%2Fsift-mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a7d7c13d85d585cea9806f0d0a47e9299a7f634
[INFO] checking GuilhermeFortuna/sift-mcp against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuilhermeFortuna%2Fsift-mcp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/GuilhermeFortuna/sift-mcp
[INFO] finished tweaking git repo https://github.com/GuilhermeFortuna/sift-mcp
[INFO] tweaked toml for git repo https://github.com/GuilhermeFortuna/sift-mcp written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GuilhermeFortuna/sift-mcp on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/GuilhermeFortuna/sift-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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648
[INFO] running `Command { std: "docker" "start" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648", 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" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648", 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" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking smallvec v1.16.0
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking gix-trace v0.1.21
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.16
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking simd-adler32 v0.3.10
[INFO] [stderr]     Checking bytesize v2.7.0
[INFO] [stderr]     Checking human_format v1.2.1
[INFO] [stderr]     Checking bytesize v1.3.3
[INFO] [stderr]     Checking miniz_oxide v0.9.1
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking jiff-core v0.1.0
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]     Checking winnow v0.6.26
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling tree-sitter-language v0.1.8
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking prodash v29.0.2
[INFO] [stderr]     Checking either v1.18.0
[INFO] [stderr]     Checking litemap v0.8.3
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking writeable v0.6.4
[INFO] [stderr]     Checking jiff v0.2.35
[INFO] [stderr]     Checking flate2 v1.1.10
[INFO] [stderr]     Checking kstring v2.0.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]    Compiling icu_properties_data v2.3.0
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.3.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking ownedbytes v0.7.0
[INFO] [stderr]    Compiling pastey v0.2.3
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking bitpacking v0.9.3
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking gix-sec v0.10.12
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.3
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking unicode-segmentation v1.13.3
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking tantivy-fst v0.5.0
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking tantivy-bitpacker v0.6.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking macro_rules_attribute v0.2.3
[INFO] [stderr]     Checking bstr v1.13.1
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking unicode-normalization-alignments v0.1.12
[INFO] [stderr]     Checking murmurhash32 v0.3.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling blake3 v1.8.7
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking gix-utils v0.1.14
[INFO] [stderr]    Compiling onig_sys v69.9.3
[INFO] [stderr]    Compiling esaxx-rs v0.1.10
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking uuid v1.26.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking filetime v0.2.29
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking fastdivide v0.4.2
[INFO] [stderr]     Checking measure_time v0.8.3
[INFO] [stderr]     Checking tantivy-query-grammar v0.22.0
[INFO] [stderr]     Checking fs4 v0.8.4
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking levenshtein_automata v0.2.1
[INFO] [stderr]     Checking census v0.4.2
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking lz4_flex v0.11.6
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking oneshot v0.1.13
[INFO] [stderr]     Checking uluru v3.1.0
[INFO] [stderr]     Checking rayon-cond v0.4.0
[INFO] [stderr]    Compiling tree-sitter-python v0.25.0
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.2
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tree-sitter-c v0.24.2
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-go v0.25.0
[INFO] [stderr]    Compiling tree-sitter-javascript v0.25.0
[INFO] [stderr]     Checking io-close v0.3.7
[INFO] [stderr]     Checking jiff v0.1.29
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking globset v0.4.20
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking ignore v0.4.33
[INFO] [stderr]     Checking console v0.16.4
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.34
[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/3154cc1a3e6424e44f438a95007d043ed5ceaaf6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.4/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-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=1607370a27ba1637 -C extra-filename=-ed54b80032307ce6 --out-dir /opt/rustwide/target/debug/build/syn/ed54b80032307ce6/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out/libproc_macro2-ee684499ef27f3b8.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/97307b84563a2c10/out/libquote-97307b84563a2c10.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] [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/3154cc1a3e6424e44f438a95007d043ed5ceaaf6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/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="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=197bcc89ecb20593 -C extra-filename=-cf9a9978d9be874a --out-dir /opt/rustwide/target/debug/build/syn/cf9a9978d9be874a/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out/libproc_macro2-ee684499ef27f3b8.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/97307b84563a2c10/out/libquote-97307b84563a2c10.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] running `Command { std: "docker" "inspect" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648", kill_on_drop: false }`
[INFO] [stdout] 4af099862c6ab227f7cda58cc8e1d598ab1d8320f6bb6dc51869a40ce5676648