[INFO] cloning repository https://github.com/knitli/recoco
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knitli/recoco" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknitli%2Frecoco", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknitli%2Frecoco'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8878d192cd32ecc03860ff0f6d90714fdf809033
[INFO] checking knitli/recoco 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%2Fknitli%2Frecoco" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/knitli/recoco
[INFO] finished tweaking git repo https://github.com/knitli/recoco
[INFO] tweaked toml for git repo https://github.com/knitli/recoco written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/knitli/recoco 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/knitli/recoco 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: unused workspace dependency `env_logger`
[INFO] [stderr]   --> Cargo.toml:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | env_logger = "0.11.8"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `env_logger`
[INFO] [stderr] warning: unused workspace dependency `recoco`
[INFO] [stderr]    --> Cargo.toml:130:25
[INFO] [stderr]     |
[INFO] [stderr] 130 | [workspace.dependencies.recoco]
[INFO] [stderr]     |                         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider removing the workspace dependency `recoco`
[INFO] [stderr] warning: unused field `exclude` in `workspace.package`
[INFO] [stderr]    --> Cargo.toml:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | exclude = ["examples/*", "tests/*"]
[INFO] [stderr]     | ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.exclude`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/recoco-splitters/Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | 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: `recoco-splitters` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/recoco-core/Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | 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: `recoco-core` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/recoco-utils/Cargo.toml:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | 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: `recoco-utils` (manifest) generated 1 warning
[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-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] c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943
[INFO] running `Command { std: "docker" "start" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943", 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" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943", 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" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `env_logger`
[INFO] [stderr]   --> Cargo.toml:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | env_logger = "0.11.8"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `env_logger`
[INFO] [stderr] warning: unused workspace dependency `recoco`
[INFO] [stderr]    --> Cargo.toml:130:25
[INFO] [stderr]     |
[INFO] [stderr] 130 | [workspace.dependencies.recoco]
[INFO] [stderr]     |                         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider removing the workspace dependency `recoco`
[INFO] [stderr] warning: unused field `exclude` in `workspace.package`
[INFO] [stderr]    --> Cargo.toml:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | exclude = ["examples/*", "tests/*"]
[INFO] [stderr]     | ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.exclude`
[INFO] [stderr] warning: workspace (manifest) generated 3 warnings
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/recoco-core/Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | 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: `recoco-core` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/recoco-utils/Cargo.toml:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | 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: `recoco-utils` (manifest) generated 1 warning
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> crates/recoco-splitters/Cargo.toml:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | 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: `recoco-splitters` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling aws-lc-rs v1.15.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking rustls-pki-types v1.14.0
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling cc v1.2.54
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking webpki-roots v1.0.5
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]     Checking ryu v1.0.22
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]     Checking unicase v2.9.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tree-sitter-language v0.1.7
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]     Checking rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking iri-string v0.7.10
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[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-2.0.114/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 opt-level=3 -C embed-bitcode=no -C debug-assertions=on --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=4d3c0c9b91bbf616 -C extra-filename=-4731c5d0a9737e69 --out-dir /opt/rustwide/target/debug/build/syn/4731c5d0a9737e69/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/158a1bb027050131/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/bf0e2ee6bc0cf8a6/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/158a1bb027050131/out/libproc_macro2-158a1bb027050131.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/b549d7076092238a/out/libquote-b549d7076092238a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/bf0e2ee6bc0cf8a6/out/libunicode_ident-bf0e2ee6bc0cf8a6.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" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943", kill_on_drop: false }`
[INFO] [stdout] c53ca6d7c84f22f8439b5b5dac52aa1a2d74e43c1c52726fbe9a49a37f09a943
