[INFO] fetching crate kkcloud 0.0.4...
[INFO] checking kkcloud-0.0.4 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate kkcloud 0.0.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate kkcloud 0.0.4 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kkcloud 0.0.4
[INFO] finished tweaking crates.io crate kkcloud 0.0.4
[INFO] tweaked toml for crates.io crate kkcloud 0.0.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate kkcloud 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 256410bbb62f9bd3da9fb7374cc7bf58f1ad84e9eb5483e6f3d7e8b3ad541d80
[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" "256410bbb62f9bd3da9fb7374cc7bf58f1ad84e9eb5483e6f3d7e8b3ad541d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "256410bbb62f9bd3da9fb7374cc7bf58f1ad84e9eb5483e6f3d7e8b3ad541d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256410bbb62f9bd3da9fb7374cc7bf58f1ad84e9eb5483e6f3d7e8b3ad541d80", kill_on_drop: false }`
[INFO] [stdout] 256410bbb62f9bd3da9fb7374cc7bf58f1ad84e9eb5483e6f3d7e8b3ad541d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c29b51f4c991914e79dc7a356ee0e48d5d7a3da775dad02ead115e44f3d8174
[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" "2c29b51f4c991914e79dc7a356ee0e48d5d7a3da775dad02ead115e44f3d8174", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking ruc v0.4.1
[INFO] [stderr]     Checking kkcloud-engine v0.1.0
[INFO] [stderr]     Checking kkcloud-client v0.1.0
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking kkcloud-framework v0.0.4
[INFO] [stderr]     Checking kkcloud-server v0.1.0
[INFO] [stderr]     Checking kkcloud v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.34s
[INFO] running `Command { std: "docker" "inspect" "2c29b51f4c991914e79dc7a356ee0e48d5d7a3da775dad02ead115e44f3d8174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c29b51f4c991914e79dc7a356ee0e48d5d7a3da775dad02ead115e44f3d8174", kill_on_drop: false }`
[INFO] [stdout] 2c29b51f4c991914e79dc7a356ee0e48d5d7a3da775dad02ead115e44f3d8174