[INFO] fetching crate sticker2 0.5.1...
[INFO] testing sticker2-0.5.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate sticker2 0.5.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sticker2 0.5.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sticker2 0.5.1
[INFO] finished tweaking crates.io crate sticker2 0.5.1
[INFO] tweaked toml for crates.io crate sticker2 0.5.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.6.7
[INFO] [stderr]   Downloaded ndarray-rand v0.11.0
[INFO] [stderr]   Downloaded fst v0.4.7
[INFO] [stderr]   Downloaded wordpieces v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0550a425b7cec428ac4f04c8c90422fd83f0aace85a9de3e6b119ec57cd6841
[INFO] running `Command { std: "docker" "start" "-a" "e0550a425b7cec428ac4f04c8c90422fd83f0aace85a9de3e6b119ec57cd6841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0550a425b7cec428ac4f04c8c90422fd83f0aace85a9de3e6b119ec57cd6841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0550a425b7cec428ac4f04c8c90422fd83f0aace85a9de3e6b119ec57cd6841", kill_on_drop: false }`
[INFO] [stdout] e0550a425b7cec428ac4f04c8c90422fd83f0aace85a9de3e6b119ec57cd6841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27df3424a49f88c383fcd268dc7c1a87edfd90d4cd6c596fa345fea1f1f94f8b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "27df3424a49f88c383fcd268dc7c1a87edfd90d4cd6c596fa345fea1f1f94f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.43
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]    Compiling seqalign v0.2.2
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling protobuf v2.17.0
[INFO] [stderr]    Compiling sentencepiece v0.4.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.53+curl-7.82.0
[INFO] [stderr]    Compiling sentencepiece-sys v0.4.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling hdf5-sys v0.6.1
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling hdf5-derive v0.6.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling hdf5-types v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling numberer v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling wordpieces v0.4.1
[INFO] [stderr]    Compiling conllu v0.5.1
[INFO] [stderr]    Compiling edit_tree v0.1.2
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling zip v0.5.13
[INFO] [stderr]    Compiling ohnomore v0.2.2
[INFO] [stderr]    Compiling hdf5 v0.6.1
[INFO] [stderr]    Compiling sticker-encoders v0.5.1
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.17.0/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 -C metadata=a0cdfba0491aa6a0 -C extra-filename=-a0cdfba0491aa6a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "27df3424a49f88c383fcd268dc7c1a87edfd90d4cd6c596fa345fea1f1f94f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27df3424a49f88c383fcd268dc7c1a87edfd90d4cd6c596fa345fea1f1f94f8b", kill_on_drop: false }`
[INFO] [stdout] 27df3424a49f88c383fcd268dc7c1a87edfd90d4cd6c596fa345fea1f1f94f8b