[INFO] fetching crate libp2prs-dns 0.1.0...
[INFO] checking libp2prs-dns-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate libp2prs-dns 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libp2prs-dns 0.1.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2prs-dns 0.1.0
[INFO] finished tweaking crates.io crate libp2prs-dns 0.1.0
[INFO] tweaked toml for crates.io crate libp2prs-dns 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2530f9e4ce1bf72e754e42e491f45437e76ffc0bdbb2d32fcbda7e52162e44a
[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" "f2530f9e4ce1bf72e754e42e491f45437e76ffc0bdbb2d32fcbda7e52162e44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2530f9e4ce1bf72e754e42e491f45437e76ffc0bdbb2d32fcbda7e52162e44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2530f9e4ce1bf72e754e42e491f45437e76ffc0bdbb2d32fcbda7e52162e44a", kill_on_drop: false }`
[INFO] [stdout] f2530f9e4ce1bf72e754e42e491f45437e76ffc0bdbb2d32fcbda7e52162e44a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87a1edddeddc22fc2c4563239585ca244969015d7f5f719873e3d16559d92399
[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" "87a1edddeddc22fc2c4563239585ca244969015d7f5f719873e3d16559d92399", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking ring v0.16.16
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking libp2prs-traits v0.1.0
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling libp2prs-core v0.1.0
[INFO] [stderr]     Checking libp2prs-tcp v0.1.0
[INFO] [stderr]     Checking libp2prs-dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.98s
[INFO] running `Command { std: "docker" "inspect" "87a1edddeddc22fc2c4563239585ca244969015d7f5f719873e3d16559d92399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a1edddeddc22fc2c4563239585ca244969015d7f5f719873e3d16559d92399", kill_on_drop: false }`
[INFO] [stdout] 87a1edddeddc22fc2c4563239585ca244969015d7f5f719873e3d16559d92399