[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#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominoTree%2Frs-dns-sniffer" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DominoTree/rs-dns-sniffer on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-13/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded dns-parser v0.7.1
[INFO] [stderr]   Downloaded nom v3.2.1
[INFO] [stderr]   Downloaded arrayref v0.3.4
[INFO] [stderr]   Downloaded pktparse v0.2.2
[INFO] [stderr]   Downloaded af_packet v0.2.6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 79ff0414af3632ac9a957a488308b2969e769e2bdd5dd03ae6128a27c563ce1f
[INFO] running `Command { std: "docker" "start" "-a" "79ff0414af3632ac9a957a488308b2969e769e2bdd5dd03ae6128a27c563ce1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79ff0414af3632ac9a957a488308b2969e769e2bdd5dd03ae6128a27c563ce1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ff0414af3632ac9a957a488308b2969e769e2bdd5dd03ae6128a27c563ce1f", kill_on_drop: false }`
[INFO] [stdout] 79ff0414af3632ac9a957a488308b2969e769e2bdd5dd03ae6128a27c563ce1f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcaafc87a4633b54c11dff91e3a02f7f10966f3d29a80c6579f3610d72a544dc
[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" "dcaafc87a4633b54c11dff91e3a02f7f10966f3d29a80c6579f3610d72a544dc", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking quick-error v1.2.2
[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 pktparse v0.2.2
[INFO] [stderr]     Checking af_packet v0.2.6
[INFO] [stderr]     Checking rs-dns-sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `Command { std: "docker" "inspect" "dcaafc87a4633b54c11dff91e3a02f7f10966f3d29a80c6579f3610d72a544dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcaafc87a4633b54c11dff91e3a02f7f10966f3d29a80c6579f3610d72a544dc", kill_on_drop: false }`
[INFO] [stdout] dcaafc87a4633b54c11dff91e3a02f7f10966f3d29a80c6579f3610d72a544dc