[INFO] fetching crate sc-rpc 2.0.0...
[INFO] checking sc-rpc-2.0.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate sc-rpc 2.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sc-rpc 2.0.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-rpc 2.0.0
[INFO] finished tweaking crates.io crate sc-rpc 2.0.0
[INFO] tweaked toml for crates.io crate sc-rpc 2.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71ae9d833d751e14fa271703327ceb60258401572a67d57b566b27a8ec52a649
[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" "71ae9d833d751e14fa271703327ceb60258401572a67d57b566b27a8ec52a649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71ae9d833d751e14fa271703327ceb60258401572a67d57b566b27a8ec52a649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ae9d833d751e14fa271703327ceb60258401572a67d57b566b27a8ec52a649", kill_on_drop: false }`
[INFO] [stdout] 71ae9d833d751e14fa271703327ceb60258401572a67d57b566b27a8ec52a649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--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] 7759b55942a6d2b8966604f0142c4c95635b84a377f467a7efcf18576aac3a2f
[INFO] running `Command { std: "docker" "start" "-a" "7759b55942a6d2b8966604f0142c4c95635b84a377f467a7efcf18576aac3a2f", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.68
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking futures-task v0.3.7
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking sp-serializer v2.0.0
[INFO] [stderr]     Checking jsonrpc-core v15.1.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.68
[INFO] [stderr]     Checking parity-multiaddr v0.9.3
[INFO] [stderr]     Checking sp-storage v2.0.0
[INFO] [stderr]     Checking sp-arithmetic v2.0.0
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking async-io v1.1.10
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking jsonrpc-pubsub v15.1.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking sp-externalities v0.8.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9
[INFO] [stdout]      |
[INFO] [stdout] 541  |                   let accuracy = P::ACCURACY.saturated_into();
[INFO] [stdout]      |                       ^^^^^^^^ consider giving `accuracy` a type
[INFO] [stdout] ...
[INFO] [stdout] 1595 | / implement_fixed!(
[INFO] [stdout] 1596 | |     FixedI64,
[INFO] [stdout] 1597 | |     test_fixed_i64,
[INFO] [stdout] 1598 | |     i64,
[INFO] [stdout] ...    |
[INFO] [stdout] 1601 | |     "_Fixed Point 64 bits signed, range = [-9223372036.854775808, 9223372036.854775807]_",
[INFO] [stdout] 1602 | | );
[INFO] [stdout]      | |__- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9
[INFO] [stdout]      |
[INFO] [stdout] 541  |                   let accuracy = P::ACCURACY.saturated_into();
[INFO] [stdout]      |                       ^^^^^^^^ consider giving `accuracy` a type
[INFO] [stdout] ...
[INFO] [stdout] 1604 | / implement_fixed!(
[INFO] [stdout] 1605 | |     FixedI128,
[INFO] [stdout] 1606 | |     test_fixed_i128,
[INFO] [stdout] 1607 | |     i128,
[INFO] [stdout] ...    |
[INFO] [stdout] 1611 | |         [-170141183460469231731.687303715884105728, 170141183460469231731.687303715884105727]_",
[INFO] [stdout] 1612 | | );
[INFO] [stdout]      | |__- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-arithmetic-2.0.0/src/fixed_point.rs:541:9
[INFO] [stdout]      |
[INFO] [stdout] 541  |                   let accuracy = P::ACCURACY.saturated_into();
[INFO] [stdout]      |                       ^^^^^^^^ consider giving `accuracy` a type
[INFO] [stdout] ...
[INFO] [stdout] 1614 | / implement_fixed!(
[INFO] [stdout] 1615 | |     FixedU128,
[INFO] [stdout] 1616 | |     test_fixed_u128,
[INFO] [stdout] 1617 | |     u128,
[INFO] [stdout] ...    |
[INFO] [stdout] 1621 | |         [0.000000000000000000, 340282366920938463463.374607431768211455]_",
[INFO] [stdout] 1622 | | );
[INFO] [stdout]      | |__- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sp-arithmetic`
[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 `Command { std: "docker" "inspect" "7759b55942a6d2b8966604f0142c4c95635b84a377f467a7efcf18576aac3a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7759b55942a6d2b8966604f0142c4c95635b84a377f467a7efcf18576aac3a2f", kill_on_drop: false }`
[INFO] [stdout] 7759b55942a6d2b8966604f0142c4c95635b84a377f467a7efcf18576aac3a2f