[INFO] fetching crate sunshine-identity-ffi 0.2.3...
[INFO] testing sunshine-identity-ffi-0.2.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate sunshine-identity-ffi 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sunshine-identity-ffi 0.2.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sunshine-identity-ffi 0.2.3
[INFO] finished tweaking crates.io crate sunshine-identity-ffi 0.2.3
[INFO] tweaked toml for crates.io crate sunshine-identity-ffi 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fail v0.4.0
[INFO] [stderr]   Downloaded keybase-keystore v0.2.0
[INFO] [stderr]   Downloaded libipld-cbor v0.3.0
[INFO] [stderr]   Downloaded soketto v0.3.2
[INFO] [stderr]   Downloaded strobe-rs v0.5.4
[INFO] [stderr]   Downloaded jsonrpsee v0.1.0
[INFO] [stderr]   Downloaded allo-isolate v0.1.7
[INFO] [stderr]   Downloaded jsonrpc-core-client v14.2.0
[INFO] [stderr]   Downloaded jsonrpc-core v14.2.0
[INFO] [stderr]   Downloaded jsonrpc-derive v14.2.2
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.2.0
[INFO] [stderr]   Downloaded jsonrpsee-proc-macros v0.1.0
[INFO] [stderr]   Downloaded jsonrpc-client-transports v14.2.1
[INFO] [stderr]   Downloaded secrecy v0.7.0
[INFO] [stderr]   Downloaded cached v0.12.0
[INFO] [stderr]   Downloaded sunshine-core v0.2.0
[INFO] [stderr]   Downloaded libipld-json v0.3.0
[INFO] [stderr]   Downloaded libipld-cbor-derive v0.3.0
[INFO] [stderr]   Downloaded sunshine-identity-client v0.2.3
[INFO] [stderr]   Downloaded pallet-indices v2.0.0-rc4
[INFO] [stderr]   Downloaded sp-rpc v2.0.0-rc4
[INFO] [stderr]   Downloaded sc-rpc-api v0.8.0-rc4
[INFO] [stderr]   Downloaded sunshine-faucet-client v0.2.0
[INFO] [stderr]   Downloaded frame-metadata v11.0.0-rc4
[INFO] [stderr]   Downloaded ipld-block-builder v0.4.1
[INFO] [stderr]   Downloaded substrate-subxt-proc-macro v0.9.0
[INFO] [stderr]   Downloaded frame-system v2.0.0-rc4
[INFO] [stderr]   Downloaded frame-support v2.0.0-rc4
[INFO] [stderr]   Downloaded substrate-prometheus-endpoint v0.8.0-rc4
[INFO] [stderr]   Downloaded substrate-subxt v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e828d97834b78c98b656b519c9dde9bdb4533fb9c9ab8e82cfb75e4ed84b459
[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" "3e828d97834b78c98b656b519c9dde9bdb4533fb9c9ab8e82cfb75e4ed84b459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e828d97834b78c98b656b519c9dde9bdb4533fb9c9ab8e82cfb75e4ed84b459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e828d97834b78c98b656b519c9dde9bdb4533fb9c9ab8e82cfb75e4ed84b459", kill_on_drop: false }`
[INFO] [stdout] 3e828d97834b78c98b656b519c9dde9bdb4533fb9c9ab8e82cfb75e4ed84b459
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] 48f212de7e15d30c0239746a847307ac2974d7f4c7607ccf37f1d3f6ec36f68b
[INFO] running `Command { std: "docker" "start" "-a" "48f212de7e15d30c0239746a847307ac2974d7f4c7607ccf37f1d3f6ec36f68b", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-util-mem v0.6.1
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling protobuf v2.19.0
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling allo-isolate v0.1.7
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling strobe-rs v0.5.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]    Compiling libp2p-core-derive v0.19.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling libipld-cbor-derive v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling cached v0.12.0
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling jsonrpsee-proc-macros v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling ahash v0.2.19
[INFO] [stderr]    Compiling impl-serde v0.2.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling fail v0.4.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling sp-chain-spec v2.0.0
[INFO] [stderr]    Compiling secrecy v0.7.0
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling multihash v0.11.4
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling webpki-roots v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.21.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling jsonrpc-derive v14.2.2
[INFO] [stderr]    Compiling substrate-subxt-proc-macro v0.9.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling once_cell v0.1.8
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling data-encoding-macro v0.1.10
[INFO] [stderr]    Compiling libp2p-core v0.19.2
[INFO] [stderr]    Compiling parity-multiaddr v0.9.6
[INFO] [stderr]    Compiling trie-db v0.21.0
[INFO] [stderr]    Compiling lru v0.4.3
[INFO] [stderr]    Compiling jsonrpc-pubsub v14.2.0
[INFO] [stderr]    Compiling multibase v0.8.0
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="blocking"' --cfg 'feature="default"' --cfg 'feature="fnv"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="rt-core"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' -C metadata=90aa9bcf0fcac867 -C extra-filename=-90aa9bcf0fcac867 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-ae8e0e99d586d290.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-e1d50a3838b98cf5.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-a367eb310a89d20f.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e5604f0874edb5fe.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-42baaaf982e22ec0.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-8024acad22cac6af.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-f568091877b30548.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: build failed
[INFO] running `Command { std: "docker" "inspect" "48f212de7e15d30c0239746a847307ac2974d7f4c7607ccf37f1d3f6ec36f68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f212de7e15d30c0239746a847307ac2974d7f4c7607ccf37f1d3f6ec36f68b", kill_on_drop: false }`
[INFO] [stdout] 48f212de7e15d30c0239746a847307ac2974d7f4c7607ccf37f1d3f6ec36f68b