[INFO] fetching crate winping 0.10.0...
[INFO] checking winping-0.10.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate winping 0.10.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate winping 0.10.0 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 winping 0.10.0
[INFO] finished tweaking crates.io crate winping 0.10.0
[INFO] tweaked toml for crates.io crate winping 0.10.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate winping 0.10.0 already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7f08ddcb41df965ea3526014b8a5e6e09b0be678ae13a2fdb1328c4047e8bf53
[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" "7f08ddcb41df965ea3526014b8a5e6e09b0be678ae13a2fdb1328c4047e8bf53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f08ddcb41df965ea3526014b8a5e6e09b0be678ae13a2fdb1328c4047e8bf53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f08ddcb41df965ea3526014b8a5e6e09b0be678ae13a2fdb1328c4047e8bf53", kill_on_drop: false }`
[INFO] [stdout] 7f08ddcb41df965ea3526014b8a5e6e09b0be678ae13a2fdb1328c4047e8bf53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 426cc5e51867240842c84cfa83b40651fc7f24b10f0495887347dfe396d6e879
[INFO] running `Command { std: "docker" "start" "-a" "426cc5e51867240842c84cfa83b40651fc7f24b10f0495887347dfe396d6e879", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling winapi_forked_icmpapi v0.3.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking winping v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.55s
[INFO] running `Command { std: "docker" "inspect" "426cc5e51867240842c84cfa83b40651fc7f24b10f0495887347dfe396d6e879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426cc5e51867240842c84cfa83b40651fc7f24b10f0495887347dfe396d6e879", kill_on_drop: false }`
[INFO] [stdout] 426cc5e51867240842c84cfa83b40651fc7f24b10f0495887347dfe396d6e879