[INFO] cloning repository https://github.com/eresende/pitlane-mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eresende/pitlane-mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feresende%2Fpitlane-mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feresende%2Fpitlane-mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6079885b1db2f15a113ae6149a094d7917e4835
[INFO] checking eresende/pitlane-mcp against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feresende%2Fpitlane-mcp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eresende/pitlane-mcp
[INFO] finished tweaking git repo https://github.com/eresende/pitlane-mcp
[INFO] tweaked toml for git repo https://github.com/eresende/pitlane-mcp written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eresende/pitlane-mcp on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eresende/pitlane-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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]    --> Cargo.toml:122:1
[INFO] [stderr]     |
[INFO] [stderr] 122 | readme = "README.md"
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: binary `memory_bench` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../memory_bench
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `memory-bench`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "memory_bench"
[INFO] [stderr] 18 + name = "memory-bench"
[INFO] [stderr]    |
[INFO] [stderr] warning: `pitlane-mcp` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24
[INFO] running `Command { std: "docker" "start" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24", 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" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24", 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 --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]    --> Cargo.toml:122:1
[INFO] [stderr]     |
[INFO] [stderr] 122 | readme = "README.md"
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: binary `memory_bench` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../memory_bench
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `memory-bench`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "memory_bench"
[INFO] [stderr] 18 + name = "memory-bench"
[INFO] [stderr]    |
[INFO] [stderr] warning: `pitlane-mcp` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling tree-sitter-language v0.1.8
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking futures-task v0.3.34
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking num-conv v0.2.1
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.47
[INFO] [stderr]     Checking ownedbytes v0.9.0
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]     Checking bitpacking v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking ipnet v2.12.0
[INFO] [stderr]     Checking tantivy-bitpacker v0.10.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling cc v1.4.5
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling typetag v0.2.21
[INFO] [stderr]     Checking murmurhash32 v0.3.1
[INFO] [stderr]     Checking rustls-native-certs v0.8.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking clap_builder v4.6.6
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking zerofrom v0.1.7
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking webpki-roots v1.0.6
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking tantivy-fst v0.5.0
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]    Compiling typetag-impl v0.2.21
[INFO] [stderr]     Checking downcast-rs v2.0.2
[INFO] [stderr]     Checking fastdivide v0.4.2
[INFO] [stderr]     Checking inventory v0.3.24
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling rmcp v3.1.2
[INFO] [stderr]    Compiling pulldown-cmark v0.13.4
[INFO] [stderr]     Checking iri-string v0.7.12
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[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/40527f3e444fde1deb361751bdef9b9e11d1b971/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="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=10b7c9cbda4fd3ea -C extra-filename=-d1c52feee85d248f --out-dir /opt/rustwide/target/debug/build/syn/d1c52feee85d248f/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/8de8e1b8418f28f4/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/a0e7040ffc91db0d/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/8de8e1b8418f28f4/out/libproc_macro2-8de8e1b8418f28f4.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/24cbe51d23129fd2/out/libquote-24cbe51d23129fd2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/a0e7040ffc91db0d/out/libunicode_ident-a0e7040ffc91db0d.rmeta --cap-lints allow --cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments --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" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24", kill_on_drop: false }`
[INFO] [stdout] 3fc51f763054e191f5e5494391e1aa94a760c5475205fd9ff7f281b49bda5d24
