[INFO] fetching crate sc-consensus-uncles 0.8.1...
[INFO] checking sc-consensus-uncles-0.8.1 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate sc-consensus-uncles 0.8.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sc-consensus-uncles 0.8.1 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-consensus-uncles 0.8.1
[INFO] finished tweaking crates.io crate sc-consensus-uncles 0.8.1
[INFO] tweaked toml for crates.io crate sc-consensus-uncles 0.8.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-authorship v2.0.1
[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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d60794d3576ffff6cef429b7f53f58e56cc464be3ccc15757d128cb882c12b8c
[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" "d60794d3576ffff6cef429b7f53f58e56cc464be3ccc15757d128cb882c12b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d60794d3576ffff6cef429b7f53f58e56cc464be3ccc15757d128cb882c12b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60794d3576ffff6cef429b7f53f58e56cc464be3ccc15757d128cb882c12b8c", kill_on_drop: false }`
[INFO] [stdout] d60794d3576ffff6cef429b7f53f58e56cc464be3ccc15757d128cb882c12b8c
[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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bc565d03fd3bd9fc56da98d318e4df4d2319a7f62d3fcdf6cac6ad66ee98489
[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" "9bc565d03fd3bd9fc56da98d318e4df4d2319a7f62d3fcdf6cac6ad66ee98489", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.5.2
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[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
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[INFO] [stderr]     Checking sp-utils v2.0.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.70
[INFO] [stderr]    Compiling libp2p-core v0.22.1
[INFO] [stderr]     Checking slog v2.7.0
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[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.1
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[INFO] [stderr]     Checking sc-telemetry v2.0.1
[INFO] [stderr]     Checking substrate-prometheus-endpoint v0.8.1
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[INFO] [stderr]     Checking sp-storage v2.0.1
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[INFO] [stderr]     Checking sp-keyring v2.0.1
[INFO] [stderr]     Checking sp-authorship v2.0.1
[INFO] [stderr]     Checking sp-api v2.0.1
[INFO] [stderr]     Checking sp-consensus v0.8.1
[INFO] [stderr]     Checking sp-block-builder v2.0.1
[INFO] [stderr]     Checking sc-executor v0.8.1
[INFO] [stderr]     Checking sp-blockchain v2.0.1
[INFO] [stderr]     Checking sp-transaction-pool v2.0.1
[INFO] [stderr]     Checking sc-client-api v2.0.1
[INFO] [stderr]     Checking sc-consensus-uncles v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 54s
[INFO] running `Command { std: "docker" "inspect" "9bc565d03fd3bd9fc56da98d318e4df4d2319a7f62d3fcdf6cac6ad66ee98489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc565d03fd3bd9fc56da98d318e4df4d2319a7f62d3fcdf6cac6ad66ee98489", kill_on_drop: false }`
[INFO] [stdout] 9bc565d03fd3bd9fc56da98d318e4df4d2319a7f62d3fcdf6cac6ad66ee98489