[INFO] fetching crate lib_vtop 1.0.0...
[INFO] building lib_vtop-1.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate lib_vtop 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lib_vtop 1.0.0
[INFO] finished tweaking crates.io crate lib_vtop 1.0.0
[INFO] tweaked toml for crates.io crate lib_vtop 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lib_vtop 1.0.0 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 lib_vtop 1.0.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6ebafdd52da922b3efd2d39d2971656fd9f079c7e0bc08f0bb2667c4fc20aa7b
[INFO] running `Command { std: "docker" "start" "-a" "6ebafdd52da922b3efd2d39d2971656fd9f079c7e0bc08f0bb2667c4fc20aa7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ebafdd52da922b3efd2d39d2971656fd9f079c7e0bc08f0bb2667c4fc20aa7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebafdd52da922b3efd2d39d2971656fd9f079c7e0bc08f0bb2667c4fc20aa7b", kill_on_drop: false }`
[INFO] [stdout] 6ebafdd52da922b3efd2d39d2971656fd9f079c7e0bc08f0bb2667c4fc20aa7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9727be0c6fa5e6a599d1779e8b36796661858c71ed85f5545e3717687479ea05
[INFO] running `Command { std: "docker" "start" "-a" "9727be0c6fa5e6a599d1779e8b36796661858c71ed85f5545e3717687479ea05", kill_on_drop: false }`
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling rustls v0.23.29
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling psl-types v2.0.11
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling markup5ever v0.14.1
[INFO] [stderr]    Compiling build-target v0.4.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling match_token v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling flutter_rust_bridge v2.11.1
[INFO] [stderr]    Compiling cssparser v0.34.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling servo_arc v0.4.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.29/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=cd17d075d659bdd8 -C extra-filename=-24aa8ff707fa6991 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.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_derive` (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_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.219/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=5b20dcd0c4c5acb1 -C extra-filename=-9b88d8f6551bbec8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-03a10d391cb0970f.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9727be0c6fa5e6a599d1779e8b36796661858c71ed85f5545e3717687479ea05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9727be0c6fa5e6a599d1779e8b36796661858c71ed85f5545e3717687479ea05", kill_on_drop: false }`
[INFO] [stdout] 9727be0c6fa5e6a599d1779e8b36796661858c71ed85f5545e3717687479ea05