[INFO] fetching crate vfox 2025.9.15...
[INFO] building vfox-2025.9.15 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate vfox 2025.9.15 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate vfox 2025.9.15
[INFO] finished tweaking crates.io crate vfox 2025.9.15
[INFO] tweaked toml for crates.io crate vfox 2025.9.15 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vfox 2025.9.15 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vfox 2025.9.15 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca5e74d96043bc1fc23c3d5092dd601266951c1ac0d88870225967c80ef6ab57
[INFO] running `Command { std: "docker" "start" "-a" "ca5e74d96043bc1fc23c3d5092dd601266951c1ac0d88870225967c80ef6ab57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca5e74d96043bc1fc23c3d5092dd601266951c1ac0d88870225967c80ef6ab57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5e74d96043bc1fc23c3d5092dd601266951c1ac0d88870225967c80ef6ab57", kill_on_drop: false }`
[INFO] [stdout] ca5e74d96043bc1fc23c3d5092dd601266951c1ac0d88870225967c80ef6ab57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4546e860c4724b077fc50a39777ec9f96470747ba97d7668cebd649f50a6ecf
[INFO] running `Command { std: "docker" "start" "-a" "c4546e860c4724b077fc50a39777ec9f96470747ba97d7668cebd649f50a6ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling env_home v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cc v1.2.38
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling lzma-rs v0.3.0
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling xattr v1.5.1
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/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 -C debuginfo=2 --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=0ccb40c3d747b8d6 -C extra-filename=-6f17bd2e203d8837 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-fc6bb1738f00fc87.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-19b3aba2be9e7ae8.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-bedc6e0acd72ff2a.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-9a5791cba021167a.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-8c0cbfb396425d81.rmeta --cap-lints allow --cap-lints=forbid` (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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.225/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 -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=39559493a4ea29cb -C extra-filename=-18b96c43aed145d6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --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" "c4546e860c4724b077fc50a39777ec9f96470747ba97d7668cebd649f50a6ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4546e860c4724b077fc50a39777ec9f96470747ba97d7668cebd649f50a6ecf", kill_on_drop: false }`
[INFO] [stdout] c4546e860c4724b077fc50a39777ec9f96470747ba97d7668cebd649f50a6ecf