[INFO] fetching crate webrtc-mdns 0.2.3...
[INFO] checking webrtc-mdns-0.2.3 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate webrtc-mdns 0.2.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate webrtc-mdns 0.2.3 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 webrtc-mdns 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate webrtc-mdns 0.2.3
[INFO] tweaked toml for crates.io crate webrtc-mdns 0.2.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate webrtc-mdns 0.2.3 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] 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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceb5d1118b4be78849b59d3e87e6eb650e39ca48e00c60929bf075cd38a85cdc
[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" "ceb5d1118b4be78849b59d3e87e6eb650e39ca48e00c60929bf075cd38a85cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceb5d1118b4be78849b59d3e87e6eb650e39ca48e00c60929bf075cd38a85cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb5d1118b4be78849b59d3e87e6eb650e39ca48e00c60929bf075cd38a85cdc", kill_on_drop: false }`
[INFO] [stdout] ceb5d1118b4be78849b59d3e87e6eb650e39ca48e00c60929bf075cd38a85cdc
[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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2af95b10a8ae18833d7014f8454dfb602fa8aa1d2d42caed4505f779b867462
[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" "a2af95b10a8ae18833d7014f8454dfb602fa8aa1d2d42caed4505f779b867462", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking ff v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking group v0.8.0
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking elliptic-curve v0.8.4
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking p256 v0.7.1
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking rcgen v0.8.9
[INFO] [stderr]     Checking ifaces v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking x509-parser v0.9.0
[INFO] [stderr]     Checking webrtc-util v0.1.6
[INFO] [stderr]     Checking webrtc-mdns v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.65s
[INFO] running `Command { std: "docker" "inspect" "a2af95b10a8ae18833d7014f8454dfb602fa8aa1d2d42caed4505f779b867462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2af95b10a8ae18833d7014f8454dfb602fa8aa1d2d42caed4505f779b867462", kill_on_drop: false }`
[INFO] [stdout] a2af95b10a8ae18833d7014f8454dfb602fa8aa1d2d42caed4505f779b867462