[INFO] fetching crate zccache-watcher 1.12.14...
[INFO] documenting zccache-watcher-1.12.14 against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] extracting crate zccache-watcher 1.12.14 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate zccache-watcher 1.12.14
[INFO] finished tweaking crates.io crate zccache-watcher 1.12.14
[INFO] tweaked toml for crates.io crate zccache-watcher 1.12.14 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zccache-watcher 1.12.14 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zccache-watcher 1.12.14 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa
[INFO] running `Command { std: "docker" "start" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa", 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" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking filetime v0.2.27
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling petgraph v0.8.3
[INFO] [stderr]    Compiling pyo3-build-config v0.23.5
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-aarch_64 v3.2.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.44
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]    Compiling protoc-bin-vendored-macos-aarch_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-ppcle_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-macos-x86_64 v3.2.0
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-s390_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-win32 v3.2.0
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-x86_32 v3.2.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-x86_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored v3.2.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking nom v7.1.3
[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/1.99.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -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=cc64b5592db1569a -C extra-filename=-c3ddb4f2d88afdfd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-154be7f81f34ed1b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a87dd5cb7e80719c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-86faa6b6bcc5b157.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="rc"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=17e6205ec5a41ea7 -C extra-filename=-7217ff9d13795b0a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa", kill_on_drop: false }`
[INFO] [stdout] 5a8c5c90a275da839d730eb880830238765451a6a9ff605e1694fe181f8e2efa
