[INFO] cloning repository https://github.com/ctison/nu_plugin_mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctison/nu_plugin_mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctison%2Fnu_plugin_mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctison%2Fnu_plugin_mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3ac37d0c7a293f80a0c4c3540c998e0c923018d
[INFO] checking ctison/nu_plugin_mcp against 8006091eb71ae7d9e9bccb66c6122c9d68af4466 for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctison%2Fnu_plugin_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] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/ctison/nu_plugin_mcp
[INFO] finished tweaking git repo https://github.com/ctison/nu_plugin_mcp
[INFO] tweaked toml for git repo https://github.com/ctison/nu_plugin_mcp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ctison/nu_plugin_mcp on toolchain 8006091eb71ae7d9e9bccb66c6122c9d68af4466
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ctison/nu_plugin_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" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-mcp-transport v1.0.0
[INFO] [stderr]   Downloaded fluent v0.17.0
[INFO] [stderr]   Downloaded buf-trait v0.4.1
[INFO] [stderr]   Downloaded wild v2.2.1
[INFO] [stderr]   Downloaded unic-langid v0.9.6
[INFO] [stderr]   Downloaded intl_pluralrules v7.0.2
[INFO] [stderr]   Downloaded fluent-langneg v0.13.1
[INFO] [stderr]   Downloaded uucore_procs v0.9.0
[INFO] [stderr]   Downloaded intl-memoizer v0.5.3
[INFO] [stderr]   Downloaded byteyarn v0.5.1
[INFO] [stderr]   Downloaded nu-experimental v0.114.1
[INFO] [stderr]   Downloaded os_display v0.1.4
[INFO] [stderr]   Downloaded fluent-syntax v0.12.0
[INFO] [stderr]   Downloaded lscolors v0.21.0
[INFO] [stderr]   Downloaded pwd v1.4.0
[INFO] [stderr]   Downloaded omnipath v0.1.6
[INFO] [stderr]   Downloaded nu-derive-value v0.114.1
[INFO] [stderr]   Downloaded rust-mcp-sdk v1.0.1
[INFO] [stderr]   Downloaded nu-path v0.114.1
[INFO] [stderr]   Downloaded nu-utils v0.114.1
[INFO] [stderr]   Downloaded lean_string v0.6.1
[INFO] [stderr]   Downloaded fluent-bundle v0.16.0
[INFO] [stderr]   Downloaded mach2 v0.6.0
[INFO] [stderr]   Downloaded nu-system v0.114.1
[INFO] [stderr]   Downloaded nu-glob v0.114.1
[INFO] [stderr]   Downloaded libproc v0.14.11
[INFO] [stderr]   Downloaded unic-langid-impl v0.9.6
[INFO] [stderr]   Downloaded nu-plugin-test-support v0.114.1
[INFO] [stderr]   Downloaded nu-plugin-protocol v0.114.1
[INFO] [stderr]   Downloaded similar v3.1.2
[INFO] [stderr]   Downloaded nu-plugin-engine v0.114.1
[INFO] [stderr]   Downloaded nu-plugin-core v0.114.1
[INFO] [stderr]   Downloaded nu-plugin v0.114.1
[INFO] [stderr]   Downloaded is_debug v1.1.0
[INFO] [stderr]   Downloaded nu-cmd-base v0.114.1
[INFO] [stderr]   Downloaded nu-cmd-lang v0.114.1
[INFO] [stderr]   Downloaded shadow-rs v2.0.0
[INFO] [stderr]   Downloaded nu-engine v0.114.1
[INFO] [stderr]   Downloaded rust-mcp-axum v1.0.1
[INFO] [stderr]   Downloaded uucore v0.9.0
[INFO] [stderr]   Downloaded interprocess v2.4.3
[INFO] [stderr]   Downloaded nu-parser v0.114.1
[INFO] [stderr]   Downloaded referencing v0.49.8
[INFO] [stderr]   Downloaded nu-protocol v0.114.1
[INFO] [stderr]   Downloaded jsonschema-value v0.49.8
[INFO] [stderr]   Downloaded jsonschema-regex v0.49.8
[INFO] [stderr]   Downloaded jsonschema v0.49.8
[INFO] [stderr]   Downloaded rust-mcp-schema v0.10.3
[INFO] [stderr]   Downloaded fancy-regex v0.19.0
[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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4
[INFO] running `Command { std: "docker" "start" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4", 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" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4", 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" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "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 bitflags v2.13.1
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking futures-core v0.3.33
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling find-msvc-tools v0.1.10
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]     Checking futures-sink v0.3.33
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]     Checking rustc-hash v2.1.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking type-map v0.5.1
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking pure-rust-locales v0.8.2
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking futures-channel v0.3.33
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking simd-adler32 v0.3.10
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]     Checking self_cell v1.3.0
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking vte v0.14.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling procfs v0.18.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]    Compiling uucore v0.9.0
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]     Checking buf-trait v0.4.1
[INFO] [stderr]     Checking futures-io v0.3.33
[INFO] [stderr]     Checking futures-task v0.3.33
[INFO] [stderr]     Checking byteyarn v0.5.1
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking strip-ansi-escapes v0.2.1
[INFO] [stderr]     Checking lscolors v0.21.0
[INFO] [stderr]    Compiling cc v1.4.2
[INFO] [stderr]     Checking alloc-stdlib v0.2.4
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking os_display v0.1.4
[INFO] [stderr]    Compiling uucore_procs v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking sys-locale v0.3.2
[INFO] [stderr]    Compiling typetag v0.2.23
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking supports-color v3.0.2
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking brotli-decompressor v5.0.3
[INFO] [stderr]     Checking anyhow v1.0.104
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]     Checking sysinfo v0.39.6
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking inventory v0.3.24
[INFO] [stderr]     Checking supports-hyperlinks v3.2.0
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking os_pipe v1.2.3
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking humantime v2.4.0
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking ipnet v2.12.1
[INFO] [stderr]    Compiling rustls v0.23.43
[INFO] [stderr]    Compiling doctest-file v1.1.1
[INFO] [stderr]    Compiling cookie v0.18.1
[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/8006091eb71ae7d9e9bccb66c6122c9d68af4466/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.3/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="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=3679e8608425f9af -C extra-filename=-d301d5e5064dd165 --out-dir /opt/rustwide/target/debug/build/syn/d301d5e5064dd165/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] running `Command { std: "docker" "inspect" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4", kill_on_drop: false }`
[INFO] [stdout] 39a54819efd4c39cecbbded5db05611a30a3d11cecb42592cdbbd4067278a2d4