[INFO] fetching crate untangle 0.1.0...
[INFO] checking untangle-0.1.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate untangle 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate untangle 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate untangle 0.1.0
[INFO] tweaked toml for crates.io crate untangle 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate untangle 0.1.0 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 crates.io crate untangle 0.1.0 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:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | 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: `untangle` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0
[INFO] running `Command { std: "docker" "start" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0", 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" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0", 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" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0" "/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:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | 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: `untangle` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling tree-sitter-language v0.1.7
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]     Checking clap_builder v4.5.58
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking supports-color v3.0.2
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking supports-hyperlinks v3.2.0
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling assert_cmd v2.1.2
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking petgraph v0.8.3
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking yansi v1.0.1
[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/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.115/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=b6fab114e5a759d2 -C extra-filename=-1d504672488000d9 --out-dir /opt/rustwide/target/debug/build/syn/1d504672488000d9/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/f4734695a93f2f11/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/47f425a8e001978c/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/f4734695a93f2f11/out/libproc_macro2-f4734695a93f2f11.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/be83ecc97cf05dfd/out/libquote-be83ecc97cf05dfd.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/47f425a8e001978c/out/libunicode_ident-47f425a8e001978c.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" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0", kill_on_drop: false }`
[INFO] [stdout] 4aa52aac3b4b9a35b570c467106bb3c3c7601c90ed3749dcc8f7e2d28fd7b7a0
