[INFO] cloning repository https://github.com/jflewis/rusty-data-hound
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jflewis/rusty-data-hound" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjflewis%2Frusty-data-hound", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjflewis%2Frusty-data-hound'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e40b4bc6c4c5bf79d1b9da9c681e8cd9436974c7
[INFO] testing jflewis/rusty-data-hound against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjflewis%2Frusty-data-hound" "/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/jflewis/rusty-data-hound on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jflewis/rusty-data-hound
[INFO] finished tweaking git repo https://github.com/jflewis/rusty-data-hound
[INFO] tweaked toml for git repo https://github.com/jflewis/rusty-data-hound written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jflewis/rusty-data-hound already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dns-lookup v0.8.1
[INFO] [stderr]   Downloaded socket2 v0.2.4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] f702d6193d2d51945d1fb2cfc77d60bf550fa305cff2f71aee16e93e7b3272c1
[INFO] running `Command { std: "docker" "start" "-a" "f702d6193d2d51945d1fb2cfc77d60bf550fa305cff2f71aee16e93e7b3272c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f702d6193d2d51945d1fb2cfc77d60bf550fa305cff2f71aee16e93e7b3272c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f702d6193d2d51945d1fb2cfc77d60bf550fa305cff2f71aee16e93e7b3272c1", kill_on_drop: false }`
[INFO] [stdout] f702d6193d2d51945d1fb2cfc77d60bf550fa305cff2f71aee16e93e7b3272c1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a47f5afdce10872453a3fa27e56005e647dbfe675b764257c592f9b7fb5434d4
[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" "a47f5afdce10872453a3fa27e56005e647dbfe675b764257c592f9b7fb5434d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]    Compiling socket2 v0.2.4
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling dns-lookup v0.8.1
[INFO] [stderr]    Compiling rusty-data-hound v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `destination_ip`
[INFO] [stdout]   --> src/main.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 |    fn destination_ip(&self) -> String {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.rusty_data_hound.0fd10c8c-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c.3vc83h1d3w2wxf4u.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libdns_lookup-8729c1cfec993208.rlib" "/opt/rustwide/target/debug/deps/libsocket2-33299cd61e58101e.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ba9e854e41f15abc.rlib" "/opt/rustwide/target/debug/deps/libtermion-f6d9fcc1ab7e058a.rlib" "/opt/rustwide/target/debug/deps/libpcap-85c4803616eab73d.rlib" "/opt/rustwide/target/debug/deps/liblibc-e445f3aa891a8bd2.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7387d118fba15d64.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-dd8bf3fda2fc2c51.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-b69fd8507c8409af.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-2dff396b99681a6b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a78bd5aa183c7115.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-846c64d5a2fbc5ee.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-24c09062b6dc787b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ce93f351ca41a57b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-e42af02528f038fc.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-514cb174319eb6d4.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-37c1534c42bc4f8c.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-06d0f7780fda2fd9.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4228e28a8f7a03ba.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-88bb1ba4dd271224.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-0b5a376b429677a6.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-eecefd843a0dbc02.rlib" "-Wl,-Bdynamic" "-lpcap" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rusty_data_hound-4f4d41d23829cf2c" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lpcap
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-data-hound` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a47f5afdce10872453a3fa27e56005e647dbfe675b764257c592f9b7fb5434d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47f5afdce10872453a3fa27e56005e647dbfe675b764257c592f9b7fb5434d4", kill_on_drop: false }`
[INFO] [stdout] a47f5afdce10872453a3fa27e56005e647dbfe675b764257c592f9b7fb5434d4