[INFO] fetching crate pallet-im-online 2.0.0-rc6...
[INFO] checking pallet-im-online-2.0.0-rc6 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate pallet-im-online 2.0.0-rc6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pallet-im-online 2.0.0-rc6 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-im-online 2.0.0-rc6
[INFO] finished tweaking crates.io crate pallet-im-online 2.0.0-rc6
[INFO] tweaked toml for crates.io crate pallet-im-online 2.0.0-rc6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", 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] 22ff378b631c6abe48660473308c15ee71a1001e6057ce0e9eb4fce22fd4829a
[INFO] running `Command { std: "docker" "start" "-a" "22ff378b631c6abe48660473308c15ee71a1001e6057ce0e9eb4fce22fd4829a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22ff378b631c6abe48660473308c15ee71a1001e6057ce0e9eb4fce22fd4829a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ff378b631c6abe48660473308c15ee71a1001e6057ce0e9eb4fce22fd4829a", kill_on_drop: false }`
[INFO] [stdout] 22ff378b631c6abe48660473308c15ee71a1001e6057ce0e9eb4fce22fd4829a
[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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17327a57a10fe467b5c0cf34de9b5d3c5e842c0b8500e516966a537f134c292a
[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" "17327a57a10fe467b5c0cf34de9b5d3c5e842c0b8500e516966a537f134c292a", kill_on_drop: false }`
[INFO] [stderr]     Checking pallet-im-online v2.0.0-rc6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "17327a57a10fe467b5c0cf34de9b5d3c5e842c0b8500e516966a537f134c292a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17327a57a10fe467b5c0cf34de9b5d3c5e842c0b8500e516966a537f134c292a", kill_on_drop: false }`
[INFO] [stdout] 17327a57a10fe467b5c0cf34de9b5d3c5e842c0b8500e516966a537f134c292a