[INFO] fetching crate multicast-socket 0.2.0...
[INFO] checking multicast-socket-0.2.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate multicast-socket 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate multicast-socket 0.2.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multicast-socket 0.2.0
[INFO] finished tweaking crates.io crate multicast-socket 0.2.0
[INFO] tweaked toml for crates.io crate multicast-socket 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate multicast-socket 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "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] e2528c6937bc89d994931b0c7d99c163c7cf6c039851f85f56bc2915d0f375ae
[INFO] running `Command { std: "docker" "start" "-a" "e2528c6937bc89d994931b0c7d99c163c7cf6c039851f85f56bc2915d0f375ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2528c6937bc89d994931b0c7d99c163c7cf6c039851f85f56bc2915d0f375ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2528c6937bc89d994931b0c7d99c163c7cf6c039851f85f56bc2915d0f375ae", kill_on_drop: false }`
[INFO] [stdout] e2528c6937bc89d994931b0c7d99c163c7cf6c039851f85f56bc2915d0f375ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3063019e43f1eaeef7c6393eb8692f081d29238b732702bc52b6b255809fdf39
[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" "3063019e43f1eaeef7c6393eb8692f081d29238b732702bc52b6b255809fdf39", kill_on_drop: false }`
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking multicast-socket v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "3063019e43f1eaeef7c6393eb8692f081d29238b732702bc52b6b255809fdf39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3063019e43f1eaeef7c6393eb8692f081d29238b732702bc52b6b255809fdf39", kill_on_drop: false }`
[INFO] [stdout] 3063019e43f1eaeef7c6393eb8692f081d29238b732702bc52b6b255809fdf39