[INFO] fetching crate PacketDog 0.1.0...
[INFO] testing PacketDog-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate PacketDog 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate PacketDog 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate PacketDog 0.1.0
[INFO] finished tweaking crates.io crate PacketDog 0.1.0
[INFO] tweaked toml for crates.io crate PacketDog 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate PacketDog 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcap v0.7.0
[INFO] [stderr]   Downloaded pktparse v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 9de5920a9295a5e9c2b7bbb5be6f0ef7bddbc5b9404bc50cd5548378e6c69d40
[INFO] running `Command { std: "docker" "start" "-a" "9de5920a9295a5e9c2b7bbb5be6f0ef7bddbc5b9404bc50cd5548378e6c69d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9de5920a9295a5e9c2b7bbb5be6f0ef7bddbc5b9404bc50cd5548378e6c69d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de5920a9295a5e9c2b7bbb5be6f0ef7bddbc5b9404bc50cd5548378e6c69d40", kill_on_drop: false }`
[INFO] [stdout] 9de5920a9295a5e9c2b7bbb5be6f0ef7bddbc5b9404bc50cd5548378e6c69d40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69352844f630b8b0698ef3260e7c248b7370cbe97e625891023973d799acedc2
[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" "69352844f630b8b0698ef3260e7c248b7370cbe97e625891023973d799acedc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling pktparse v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling PacketDog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `PacketDog` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `packet_dog`
[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/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.PacketDog.8c96bb9c-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174.26mffrdoucmqc0kg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libclap-50371a60d1cf69e9.rlib" "/opt/rustwide/target/debug/deps/libvec_map-dab3909866655c61.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-5fec79f426ca26e0.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-6da279cd4f865ec2.rlib" "/opt/rustwide/target/debug/deps/libstrsim-c0d73e3d44b574a0.rlib" "/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rlib" "/opt/rustwide/target/debug/deps/libatty-513348f39936171e.rlib" "/opt/rustwide/target/debug/deps/libansi_term-76ca62e328105e50.rlib" "/opt/rustwide/target/debug/deps/libpktparse-18f666341ea7fa47.rlib" "/opt/rustwide/target/debug/deps/libserde-006c34ed9e3737b2.rlib" "/opt/rustwide/target/debug/deps/libnom-28fe902b3557a712.rlib" "/opt/rustwide/target/debug/deps/libmemchr-6209d273682779f3.rlib" "/opt/rustwide/target/debug/deps/libpcap-17fccff804da7049.rlib" "/opt/rustwide/target/debug/deps/liblibc-272172f988856a81.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lpcap" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/PacketDog-ceabab03abcce174" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-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 `PacketDog` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "69352844f630b8b0698ef3260e7c248b7370cbe97e625891023973d799acedc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69352844f630b8b0698ef3260e7c248b7370cbe97e625891023973d799acedc2", kill_on_drop: false }`
[INFO] [stdout] 69352844f630b8b0698ef3260e7c248b7370cbe97e625891023973d799acedc2