[INFO] fetching crate substrate-browser-utils 0.8.0-rc2...
[INFO] checking substrate-browser-utils-0.8.0-rc2 against try#1a399c10897767c36d147199696c96f193034e49 for pr-72644
[INFO] extracting crate substrate-browser-utils 0.8.0-rc2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate substrate-browser-utils 0.8.0-rc2 on toolchain 1a399c10897767c36d147199696c96f193034e49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate substrate-browser-utils 0.8.0-rc2
[INFO] finished tweaking crates.io crate substrate-browser-utils 0.8.0-rc2
[INFO] tweaked toml for crates.io crate substrate-browser-utils 0.8.0-rc2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libflate v1.0.1
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dcedd30f8ca651d2b1f44562103f12e1d37e1316b85e0cd48fb0b32fbd7a28f5
[INFO] running `"docker" "start" "-a" "dcedd30f8ca651d2b1f44562103f12e1d37e1316b85e0cd48fb0b32fbd7a28f5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.29
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[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
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[INFO] [stderr]    Compiling tiny-keccak v2.0.2
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[INFO] [stderr]    Compiling crc32fast v1.2.0
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[INFO] [stderr]    Compiling nix v0.17.0
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[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
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[INFO] [stderr]     Checking blake2-rfc v0.2.18
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[INFO] [stderr]    Compiling petgraph v0.5.1
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[INFO] [stderr]     Checking tokio-current-thread v0.1.7
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[INFO] [stderr]     Checking parking_lot_core v0.7.2
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[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
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[INFO] [stderr]     Checking parking_lot v0.10.2
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[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
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[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rayon v1.3.0
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[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling Inflector v0.11.4
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[INFO] [stderr]     Checking string v0.2.1
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[INFO] [stderr]     Checking hmac-drbg v0.2.0
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[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking const-random v0.1.8
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[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking async-std v0.99.12
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking tokio-tcp v0.1.4
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[INFO] [stderr]     Checking tokio-udp v0.1.6
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[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
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[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking trie-db v0.20.1
[INFO] [stderr]     Checking lru v0.4.5
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.1
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc2
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling paste-impl v0.1.15
[INFO] [stderr]    Compiling libp2p-core-derive v0.19.1
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]     Checking ref-cast v1.0.1
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking paste v0.1.15
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
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[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking x25519-dalek v0.6.0
[INFO] [stderr]     Checking tracing v0.1.14
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking sp-tracing v2.0.0-rc2
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking js-sys v0.3.40
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling libp2p-core v0.19.1
[INFO] [stderr]    Compiling libp2p-identify v0.19.1
[INFO] [stderr]    Compiling libp2p-kad v0.19.0
[INFO] [stderr]    Compiling libp2p-noise v0.19.0
[INFO] [stderr]    Compiling sc-network v0.8.0-rc2
[INFO] [stderr]     Checking futures-executor v0.3.5
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[INFO] [stderr]     Checking rw-stream-sink v0.2.1
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[INFO] [stderr]     Checking async-tls v0.7.0
[INFO] [stderr]     Checking soketto v0.3.2
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[INFO] [stderr]     Checking sp-utils v2.0.0-rc2
[INFO] [stderr]     Checking intervalier v0.4.0
[INFO] [stderr]     Checking exit-future v0.2.0
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[INFO] [stderr]     Checking unsigned-varint v0.3.3
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[INFO] [stderr]     Checking multihash v0.11.2
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[INFO] [stderr]     Checking impl-serde v0.3.1
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[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking erased-serde v0.3.11
[INFO] [stderr]     Checking parity-multiaddr v0.7.3
[INFO] [stderr]     Checking parity-multiaddr v0.9.0
[INFO] [stderr]     Checking sp-storage v2.0.0-rc2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking sp-serializer v2.0.0-rc2
[INFO] [stderr]     Checking jsonrpc-core v14.1.0
[INFO] [stderr]     Checking sp-chain-spec v2.0.0-rc2
[INFO] [stderr]     Checking futures-diagnose v1.0.1
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[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]     Checking jsonrpc-core-client v14.1.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.0
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-rc2
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[INFO] [stderr]    Compiling jsonrpc-derive v14.0.5
[INFO] [stderr]    Compiling sc-chain-spec-derive v2.0.0-rc2
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[INFO] [stderr]     Checking sp-inherents v2.0.0-rc2
[INFO] [stderr]     Checking sp-allocator v2.0.0-rc2
[INFO] [stderr]     Checking sp-rpc v2.0.0-rc2
[INFO] [stderr]     Checking sc-executor-common v0.8.0-rc2
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc2
[INFO] [stderr]     Checking sc-executor-wasmi v0.8.0-rc2
[INFO] [stderr]     Checking sp-io v2.0.0-rc2
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc2
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc2
[INFO] [stderr]     Checking sc-keystore v2.0.0-rc2
[INFO] [stderr]     Checking sp-version v2.0.0-rc2
[INFO] [stderr]     Checking sp-keyring v2.0.0-rc2
[INFO] [stderr]     Checking sp-staking v2.0.0-rc2
[INFO] [stderr]     Checking sc-rpc-server v2.0.0-rc2
[INFO] [stderr]     Checking sp-api v2.0.0-rc2
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc2
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc2
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-rc2
[INFO] [stderr]     Checking sc-executor v0.8.0-rc2
[INFO] [stderr]     Checking sp-offchain v2.0.0-rc2
[INFO] [stderr]     Checking sp-session v2.0.0-rc2
[INFO] [stderr]     Checking sc-rpc-api v0.8.0-rc2
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc2
[INFO] [stderr]     Checking sc-client-api v2.0.0-rc2
[INFO] [stderr]     Checking sc-transaction-graph v2.0.0-rc2
[INFO] [stderr]     Checking sc-block-builder v0.8.0-rc2
[INFO] [stderr]     Checking sc-state-db v0.8.0-rc2
[INFO] [stderr]     Checking sc-transaction-pool v2.0.0-rc2
[INFO] [stderr]     Checking sc-rpc v2.0.0-rc2
[INFO] [stderr]     Checking sc-client-db v0.8.0-rc2
[INFO] [stderr]     Checking sc-chain-spec v2.0.0-rc2
[INFO] [stderr]     Checking sc-offchain v2.0.0-rc2
[INFO] [stderr] error[E0004]: non-exhaustive patterns: `Done(_)` not covered
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-offchain-2.0.0-rc2/src/api/http.rs:183:10
[INFO] [stderr]     |
[INFO] [stderr] 183 |             match when_ready {
[INFO] [stderr]     |                   ^^^^^^^^^^ pattern `Done(_)` not covered
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.5/src/future/maybe_done.rs:18:5
[INFO] [stderr]     |
[INFO] [stderr] 18  |     Done(Fut::Output),
[INFO] [stderr]     |     ---- not covered
[INFO] [stderr]     |
[INFO] [stderr]     = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
[INFO] [stderr]     = note: the matched value is of type `futures_util::future::maybe_done::MaybeDone<futures_util::future::poll_fn::PollFn<[closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-offchain-2.0.0-rc2/src/api/http.rs:181:60: 181:86 sender:&mut &mut hyper::body::body::Sender]>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0004`.
[INFO] [stderr] error: could not compile `sc-offchain`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "dcedd30f8ca651d2b1f44562103f12e1d37e1316b85e0cd48fb0b32fbd7a28f5"`
[INFO] running `"docker" "rm" "-f" "dcedd30f8ca651d2b1f44562103f12e1d37e1316b85e0cd48fb0b32fbd7a28f5"`
[INFO] [stdout] dcedd30f8ca651d2b1f44562103f12e1d37e1316b85e0cd48fb0b32fbd7a28f5