[INFO] cloning repository https://github.com/tetcoin-staging/stateless-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin-staging/stateless-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Fstateless-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Fstateless-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fe450e6b28329f35f09903154c09727d888f9da
[INFO] checking tetcoin-staging/stateless-blockchain against try#1b0139f5bdae7328e6d232947a8112333bb44eeb for pr-93394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Fstateless-blockchain" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcoin-staging/stateless-blockchain on toolchain 1b0139f5bdae7328e6d232947a8112333bb44eeb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin-staging/stateless-blockchain
[INFO] finished tweaking git repo https://github.com/tetcoin-staging/stateless-blockchain
[INFO] tweaked toml for git repo https://github.com/tetcoin-staging/stateless-blockchain written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcoin-staging/stateless-blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ws v0.9.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v13.1.0
[INFO] [stderr]   Downloaded multistream-select v0.5.1
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded tokio-udp v0.1.4
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded substrate-wasm-builder-runner v1.0.3
[INFO] [stderr]   Downloaded jsonrpc-ws-server v13.1.0
[INFO] [stderr]   Downloaded rpassword v3.0.2
[INFO] [stderr]   Downloaded hashmap_core v0.1.11
[INFO] [stderr]   Downloaded libp2p-yamux v0.12.0
[INFO] [stderr]   Downloaded slog-scope v4.1.2
[INFO] [stderr]   Downloaded libp2p v0.12.0
[INFO] [stderr]   Downloaded jsonrpc-derive v13.1.0
[INFO] [stderr]   Downloaded libp2p-core v0.12.0
[INFO] [stderr]   Downloaded protobuf v2.8.0
[INFO] [stderr]   Downloaded ipnet v2.0.0
[INFO] [stderr]   Downloaded wasm-timer v0.1.2
[INFO] [stderr]   Downloaded tokio-rustls v0.10.0-alpha.4
[INFO] [stderr]   Downloaded libp2p-uds v0.12.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.12.0
[INFO] [stderr]   Downloaded libp2p-dns v0.12.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.12.0
[INFO] [stderr]   Downloaded futures-timer v0.2.1
[INFO] [stderr]   Downloaded libp2p-deflate v0.4.0
[INFO] [stderr]   Downloaded jsonrpc-http-server v13.1.0
[INFO] [stderr]   Downloaded jsonrpc-core v13.1.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.12.0
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] [stderr]   Downloaded jsonrpc-client-transports v13.1.0
[INFO] [stderr]   Downloaded sysinfo v0.9.1
[INFO] [stderr]   Downloaded jsonrpc-core-client v13.1.0
[INFO] [stderr]   Downloaded merlin v1.2.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.2.0
[INFO] [stderr]   Downloaded slog_derive v0.1.1
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded libp2p-identify v0.12.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.5.0
[INFO] [stderr]   Downloaded bs58 v0.2.4
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.0.2
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded libp2p-ping v0.12.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v13.1.0
[INFO] [stderr]   Downloaded libp2p-ratelimit v0.12.0
[INFO] [stderr]   Downloaded libp2p-secio v0.12.0
[INFO] [stderr]   Downloaded libp2p-kad v0.12.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.12.0
[INFO] [stderr]   Downloaded finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded libp2p-noise v0.10.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.12.0
[INFO] [stderr]   Downloaded libp2p-core-derive v0.12.0
[INFO] [stderr]   Downloaded yamux v0.2.1
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded libp2p-websocket v0.12.0
[INFO] [stderr]   Downloaded ahash v0.2.12
[INFO] [stderr]   Downloaded bstr v0.2.7
[INFO] [stderr]   Downloaded asn1_der v0.6.2
[INFO] [stderr]   Downloaded snow v0.5.2
[INFO] [stderr]   Downloaded librocksdb-sys v5.18.3
[INFO] [stderr]   Downloaded bindgen v0.47.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b35ca5ffb765b446e6c30c7bd22484dd0eae79ac6dc642b18bf8f053453f6ebf
[INFO] running `Command { std: "docker" "start" "-a" "b35ca5ffb765b446e6c30c7bd22484dd0eae79ac6dc642b18bf8f053453f6ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b35ca5ffb765b446e6c30c7bd22484dd0eae79ac6dc642b18bf8f053453f6ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b35ca5ffb765b446e6c30c7bd22484dd0eae79ac6dc642b18bf8f053453f6ebf", kill_on_drop: false }`
[INFO] [stdout] b35ca5ffb765b446e6c30c7bd22484dd0eae79ac6dc642b18bf8f053453f6ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 456c03820108b9e180190dedce7568ad0aa862ce3db9e7bf4fcda1000110a208
[INFO] running `Command { std: "docker" "start" "-a" "456c03820108b9e180190dedce7568ad0aa862ce3db9e7bf4fcda1000110a208", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling subtle v2.2.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]     Checking byte-slice-cast v0.3.2
[INFO] [stderr]     Checking bitvec v0.14.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking environmental v1.0.2
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]     Checking bs58 v0.2.4
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.51
[INFO] [stderr]    Compiling bumpalo v2.6.0
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling wasm-bindgen v0.2.51
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking ipnet v2.0.0
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.3
[INFO] [stderr]    Compiling sysinfo v0.9.1
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking hashmap_core v0.1.11
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking trie-root v0.15.2
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stdout] error[E0635]: unknown feature `alloc_prelude`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bit-vec-0.6.1/src/lib.rs:87:43
[INFO] [stdout]    |
[INFO] [stdout] 87 | #![cfg_attr(not(feature = "std"), feature(alloc_prelude))]
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bit-vec` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "456c03820108b9e180190dedce7568ad0aa862ce3db9e7bf4fcda1000110a208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456c03820108b9e180190dedce7568ad0aa862ce3db9e7bf4fcda1000110a208", kill_on_drop: false }`
[INFO] [stdout] 456c03820108b9e180190dedce7568ad0aa862ce3db9e7bf4fcda1000110a208