[INFO] fetching crate grin_miner_config 0.5.2...
[INFO] checking grin_miner_config-0.5.2 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate grin_miner_config 0.5.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate grin_miner_config 0.5.2 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin_miner_config 0.5.2
[INFO] finished tweaking crates.io crate grin_miner_config 0.5.2
[INFO] tweaked toml for crates.io crate grin_miner_config 0.5.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fbcfdf37937d1dcd5e52489180836050a5e0fd51f2bd7818be46f669ba50757
[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" "7fbcfdf37937d1dcd5e52489180836050a5e0fd51f2bd7818be46f669ba50757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fbcfdf37937d1dcd5e52489180836050a5e0fd51f2bd7818be46f669ba50757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbcfdf37937d1dcd5e52489180836050a5e0fd51f2bd7818be46f669ba50757", kill_on_drop: false }`
[INFO] [stdout] 7fbcfdf37937d1dcd5e52489180836050a5e0fd51f2bd7818be46f669ba50757
[INFO] running `Command { std: "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" "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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b77b1beec55b31e7175fa1060233c440fea1edc4f5055ed2cbf37967ddc251bf
[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" "b77b1beec55b31e7175fa1060233c440fea1edc4f5055ed2cbf37967ddc251bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking grin_miner_util v0.5.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling cuckoo_miner v0.5.2
[INFO] [stderr]     Checking grin_miner_plugin v0.5.2
[INFO] [stderr]     Checking grin_miner_config v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "b77b1beec55b31e7175fa1060233c440fea1edc4f5055ed2cbf37967ddc251bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77b1beec55b31e7175fa1060233c440fea1edc4f5055ed2cbf37967ddc251bf", kill_on_drop: false }`
[INFO] [stdout] b77b1beec55b31e7175fa1060233c440fea1edc4f5055ed2cbf37967ddc251bf