[INFO] cloning repository https://github.com/DominoTree/rs-dns-sniffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DominoTree/rs-dns-sniffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominoTree%2Frs-dns-sniffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominoTree%2Frs-dns-sniffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12b3d0f970d55739048ca9f65fdeb8ecbd53b5ed
[INFO] checking DominoTree/rs-dns-sniffer against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominoTree%2Frs-dns-sniffer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DominoTree/rs-dns-sniffer on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DominoTree/rs-dns-sniffer
[INFO] finished tweaking git repo https://github.com/DominoTree/rs-dns-sniffer
[INFO] tweaked toml for git repo https://github.com/DominoTree/rs-dns-sniffer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DominoTree/rs-dns-sniffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pktparse v0.2.2
[INFO] [stderr]   Downloaded dns-parser v0.7.1
[INFO] [stderr]   Downloaded af_packet v0.2.6
[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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c162e294fe1868da00a32fbdbe0e691cb47193c0bc344ecce9addb0fc74e9f
[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" "b6c162e294fe1868da00a32fbdbe0e691cb47193c0bc344ecce9addb0fc74e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c162e294fe1868da00a32fbdbe0e691cb47193c0bc344ecce9addb0fc74e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c162e294fe1868da00a32fbdbe0e691cb47193c0bc344ecce9addb0fc74e9f", kill_on_drop: false }`
[INFO] [stdout] b6c162e294fe1868da00a32fbdbe0e691cb47193c0bc344ecce9addb0fc74e9f
[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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d2a822a70ce1fb49162df91c68bd4aeb45397ffa0d796b8638cb66acaf852d4
[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" "0d2a822a70ce1fb49162df91c68bd4aeb45397ffa0d796b8638cb66acaf852d4", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking dns-parser v0.7.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking af_packet v0.2.6
[INFO] [stderr]     Checking pktparse v0.2.2
[INFO] [stderr]     Checking rs-dns-sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "0d2a822a70ce1fb49162df91c68bd4aeb45397ffa0d796b8638cb66acaf852d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2a822a70ce1fb49162df91c68bd4aeb45397ffa0d796b8638cb66acaf852d4", kill_on_drop: false }`
[INFO] [stdout] 0d2a822a70ce1fb49162df91c68bd4aeb45397ffa0d796b8638cb66acaf852d4