[INFO] fetching crate sc-authority-discovery 0.8.0...
[INFO] testing sc-authority-discovery-0.8.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate sc-authority-discovery 0.8.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sc-authority-discovery 0.8.0 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 sc-authority-discovery 0.8.0
[INFO] finished tweaking crates.io crate sc-authority-discovery 0.8.0
[INFO] tweaked toml for crates.io crate sc-authority-discovery 0.8.0 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[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 sp-authority-discovery v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b1b4f096bde237193c9b809bf93acd2e8aa4992dab0ecba07e41d4bdde818cf2
[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" "b1b4f096bde237193c9b809bf93acd2e8aa4992dab0ecba07e41d4bdde818cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1b4f096bde237193c9b809bf93acd2e8aa4992dab0ecba07e41d4bdde818cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b4f096bde237193c9b809bf93acd2e8aa4992dab0ecba07e41d4bdde818cf2", kill_on_drop: false }`
[INFO] [stdout] b1b4f096bde237193c9b809bf93acd2e8aa4992dab0ecba07e41d4bdde818cf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 2e6f459bac92a4f87518cdc89f53cec7fd5b38bf26c86eff08b821a88b614a10
[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" "2e6f459bac92a4f87518cdc89f53cec7fd5b38bf26c86eff08b821a88b614a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling minicbor-derive v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling dyn-clonable v0.9.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling merlin v2.0.0
[INFO] [stderr]    Compiling secrecy v0.6.0
[INFO] [stderr]    Compiling chacha20 v0.5.0
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling strum v0.16.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.6.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling x25519-dalek v1.1.0
[INFO] [stderr]    Compiling schnorrkel v0.9.1
[INFO] [stderr]    Compiling x25519-dalek v0.6.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]    Compiling tiny-bip39 v0.7.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling erased-serde v0.3.13
[INFO] [stderr]    Compiling substrate-bip39 v0.4.2
[INFO] [stderr]    Compiling minicbor v0.5.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling libp2p-core v0.22.1
[INFO] [stderr]    Compiling libp2p-noise v0.24.0
[INFO] [stderr]    Compiling libp2p-kad v0.23.0
[INFO] [stderr]    Compiling libp2p-identify v0.22.0
[INFO] [stderr]    Compiling sc-network v0.8.0
[INFO] [stderr]    Compiling sc-authority-discovery v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling sp-serializer v2.0.0
[INFO] [stderr]    Compiling multihash v0.11.4
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.19
[INFO] [stderr]    Compiling futures_codec v0.4.1
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling multistream-select v0.8.5
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling yamux v0.8.0
[INFO] [stderr]    Compiling soketto v0.4.2
[INFO] [stderr]    Compiling sp-utils v2.0.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0
[INFO] [stderr]    Compiling unsigned-varint v0.4.0
[INFO] [stderr]    Compiling parity-multiaddr v0.9.6
[INFO] [stderr] error: could not compile `async-std`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_std --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.8.0/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="alloc"' --cfg 'feature="async-channel"' --cfg 'feature="async-global-executor"' --cfg 'feature="async-io"' --cfg 'feature="async-mutex"' --cfg 'feature="async-process"' --cfg 'feature="blocking"' --cfg 'feature="crossbeam-utils"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-core"' --cfg 'feature="futures-io"' --cfg 'feature="futures-lite"' --cfg 'feature="gloo-timers"' --cfg 'feature="kv-log-macro"' --cfg 'feature="log"' --cfg 'feature="memchr"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="pin-project-lite"' --cfg 'feature="pin-utils"' --cfg 'feature="slab"' --cfg 'feature="std"' --cfg 'feature="unstable"' --cfg 'feature="wasm-bindgen-futures"' -C metadata=d6032ccaf380ae0f -C extra-filename=-d6032ccaf380ae0f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_channel=/opt/rustwide/target/debug/deps/libasync_channel-529248944e07b88f.rmeta --extern async_global_executor=/opt/rustwide/target/debug/deps/libasync_global_executor-2252f074aa453c4b.rmeta --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-1deae1b9abf3f83d.rmeta --extern async_mutex=/opt/rustwide/target/debug/deps/libasync_mutex-7919a1ff8bde325b.rmeta --extern async_process=/opt/rustwide/target/debug/deps/libasync_process-aa9123adee56f23f.rmeta --extern blocking=/opt/rustwide/target/debug/deps/libblocking-5a3eb08674f1162c.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-87834de79fb55493.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-e1d50a3838b98cf5.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-f57a2a15fac7a591.rmeta --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-773b2fc68690b4af.rmeta --extern kv_log_macro=/opt/rustwide/target/debug/deps/libkv_log_macro-31a640d787c1143d.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-9eadb0415de29753.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e5604f0874edb5fe.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-4883df461f3bebf3.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2050ac6bce0a715d.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-401cff4b7fa21e36.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-16ce9e91f7781613.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" "2e6f459bac92a4f87518cdc89f53cec7fd5b38bf26c86eff08b821a88b614a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6f459bac92a4f87518cdc89f53cec7fd5b38bf26c86eff08b821a88b614a10", kill_on_drop: false }`
[INFO] [stdout] 2e6f459bac92a4f87518cdc89f53cec7fd5b38bf26c86eff08b821a88b614a10