[INFO] fetching crate sc-consensus-pow 0.8.0-rc6...
[INFO] checking sc-consensus-pow-0.8.0-rc6 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate sc-consensus-pow 0.8.0-rc6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sc-consensus-pow 0.8.0-rc6 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-consensus-pow 0.8.0-rc6
[INFO] finished tweaking crates.io crate sc-consensus-pow 0.8.0-rc6
[INFO] tweaked toml for crates.io crate sc-consensus-pow 0.8.0-rc6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-consensus-pow v0.8.0-rc6
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 298039c2b26f255ae0ed7b09d4f6283bd293d799036058dbe0af4386596c4ea8
[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" "298039c2b26f255ae0ed7b09d4f6283bd293d799036058dbe0af4386596c4ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "298039c2b26f255ae0ed7b09d4f6283bd293d799036058dbe0af4386596c4ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298039c2b26f255ae0ed7b09d4f6283bd293d799036058dbe0af4386596c4ea8", kill_on_drop: false }`
[INFO] [stdout] 298039c2b26f255ae0ed7b09d4f6283bd293d799036058dbe0af4386596c4ea8
[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=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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1502a1233597077f552a98e299071250f457adba8afa1cf3370e73d9135529e1
[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" "1502a1233597077f552a98e299071250f457adba8afa1cf3370e73d9135529e1", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.5.1
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[INFO] [stderr]    Compiling pin-project-internal v0.4.23
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[INFO] [stderr]    Compiling prost v0.6.1
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[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.18
[INFO] [stderr]     Checking slog v2.5.2
[INFO] [stderr]    Compiling libp2p-core v0.20.1
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking sp-serializer v2.0.0-rc6
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
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[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-rc6
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc6
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[INFO] [stderr]     Checking sp-storage v2.0.0-rc6
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[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc6
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]     Checking sp-externalities v0.8.0-rc6
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[INFO] [stderr]     Checking sc-telemetry v2.0.0-rc6
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[INFO] [stderr]     Checking parity-util-mem v0.7.0
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc6
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[INFO] [stderr]     Checking sp-allocator v2.0.0-rc6
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[INFO] [stderr]     Checking sp-io v2.0.0-rc6
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[INFO] [stderr]     Checking sp-keyring v2.0.0-rc6
[INFO] [stderr]     Checking sp-api v2.0.0-rc6
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc6
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc6
[INFO] [stderr]     Checking sc-executor v0.8.0-rc6
[INFO] [stderr]     Checking sp-consensus-pow v0.8.0-rc6
[INFO] [stderr]     Checking sp-timestamp v2.0.0-rc6
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc6
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-rc6
[INFO] [stderr]     Checking sc-client-api v2.0.0-rc6
[INFO] [stderr]     Checking sc-consensus-pow v0.8.0-rc6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 25s
[INFO] running `Command { std: "docker" "inspect" "1502a1233597077f552a98e299071250f457adba8afa1cf3370e73d9135529e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1502a1233597077f552a98e299071250f457adba8afa1cf3370e73d9135529e1", kill_on_drop: false }`
[INFO] [stdout] 1502a1233597077f552a98e299071250f457adba8afa1cf3370e73d9135529e1
