[INFO] fetching crate libp2prs-mdns 0.2.2...
[INFO] checking libp2prs-mdns-0.2.2 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate libp2prs-mdns 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libp2prs-mdns 0.2.2 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2prs-mdns 0.2.2
[INFO] finished tweaking crates.io crate libp2prs-mdns 0.2.2
[INFO] tweaked toml for crates.io crate libp2prs-mdns 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate libp2prs-mdns 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dns-parser v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] 5411aa91fe27f9028fd5b9c9ae2bc81cf5ea8b4e1b085d7881ca03a2ae34556a
[INFO] running `Command { std: "docker" "start" "-a" "5411aa91fe27f9028fd5b9c9ae2bc81cf5ea8b4e1b085d7881ca03a2ae34556a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5411aa91fe27f9028fd5b9c9ae2bc81cf5ea8b4e1b085d7881ca03a2ae34556a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5411aa91fe27f9028fd5b9c9ae2bc81cf5ea8b4e1b085d7881ca03a2ae34556a", kill_on_drop: false }`
[INFO] [stdout] 5411aa91fe27f9028fd5b9c9ae2bc81cf5ea8b4e1b085d7881ca03a2ae34556a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 438661151a5a80a2aad78195ef08cdaf5727e4e045b25703a1725dbb4d2bfb58
[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" "438661151a5a80a2aad78195ef08cdaf5727e4e045b25703a1725dbb4d2bfb58", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking libp2prs-traits v0.2.2
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking libp2prs-runtime v0.2.2
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling libp2prs-core v0.2.2
[INFO] [stderr]     Checking libp2prs-mdns v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `libp2prs_runtime::net`, `libp2prs_runtime::task`
[INFO] [stdout]   --> src/service.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 | use libp2prs_runtime::{net::UdpSocket, task};
[INFO] [stdout]    |                        ^^^             ^^^^ no `task` in the root
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        could not find `net` in `libp2prs_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `libp2prs_runtime::net`, `libp2prs_runtime::task`
[INFO] [stdout]   --> src/service.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 | use libp2prs_runtime::{net::UdpSocket, task};
[INFO] [stdout]    |                        ^^^             ^^^^ no `task` in the root
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        could not find `net` in `libp2prs_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2prs-mdns`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "438661151a5a80a2aad78195ef08cdaf5727e4e045b25703a1725dbb4d2bfb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438661151a5a80a2aad78195ef08cdaf5727e4e045b25703a1725dbb4d2bfb58", kill_on_drop: false }`
[INFO] [stdout] 438661151a5a80a2aad78195ef08cdaf5727e4e045b25703a1725dbb4d2bfb58