[INFO] crate rustcap 0.1.2 is already in cache
[INFO] testing rustcap-0.1.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate rustcap 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rustcap 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustcap 0.1.2
[INFO] finished tweaking crates.io crate rustcap 0.1.2
[INFO] tweaked toml for crates.io crate rustcap 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d7462f0da1b22e7442bad269ecb9967c20609dea5c6a858c56d3f6a7e1ec118
[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" "9d7462f0da1b22e7442bad269ecb9967c20609dea5c6a858c56d3f6a7e1ec118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d7462f0da1b22e7442bad269ecb9967c20609dea5c6a858c56d3f6a7e1ec118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7462f0da1b22e7442bad269ecb9967c20609dea5c6a858c56d3f6a7e1ec118", kill_on_drop: false }`
[INFO] [stdout] 9d7462f0da1b22e7442bad269ecb9967c20609dea5c6a858c56d3f6a7e1ec118
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14eb462f28b62f4af72e9ce2125c7ce93a3a48ed9771b82a49804a31af9ec8e5
[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" "14eb462f28b62f4af72e9ce2125c7ce93a3a48ed9771b82a49804a31af9ec8e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling pcap-sys v0.1.3
[INFO] [stderr]    Compiling rustcap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/core.rs:233:56
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let mut all_devs_buf: *mut ffi::pcap_if = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/core.rs:333:58
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let mut bpf_program: ffi::bpf_program = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tv_sec`
[INFO] [stdout]    --> src/core.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 249 |     tv_sec: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tv_usec`
[INFO] [stdout]    --> src/core.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     tv_usec: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `caplen`
[INFO] [stdout]    --> src/core.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     caplen: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/core.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 252 |     len: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "14eb462f28b62f4af72e9ce2125c7ce93a3a48ed9771b82a49804a31af9ec8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14eb462f28b62f4af72e9ce2125c7ce93a3a48ed9771b82a49804a31af9ec8e5", kill_on_drop: false }`
[INFO] [stdout] 14eb462f28b62f4af72e9ce2125c7ce93a3a48ed9771b82a49804a31af9ec8e5
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb0dbf484fe278dfeaa3bed17945d6b9f415f0769c63cf07d14851718cf24978
[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" "fb0dbf484fe278dfeaa3bed17945d6b9f415f0769c63cf07d14851718cf24978", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/core.rs:233:56
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let mut all_devs_buf: *mut ffi::pcap_if = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/core.rs:333:58
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let mut bpf_program: ffi::bpf_program = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tv_sec`
[INFO] [stdout]    --> src/core.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 249 |     tv_sec: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tv_usec`
[INFO] [stdout]    --> src/core.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     tv_usec: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `caplen`
[INFO] [stdout]    --> src/core.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     caplen: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/core.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 252 |     len: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/core.rs:233:56
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let mut all_devs_buf: *mut ffi::pcap_if = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/core.rs:333:58
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let mut bpf_program: ffi::bpf_program = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tv_sec`
[INFO] [stdout]    --> src/core.rs:249:5
[INFO] [stdout]     |
[INFO] [stdout] 249 |     tv_sec: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tv_usec`
[INFO] [stdout]    --> src/core.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     tv_usec: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `caplen`
[INFO] [stdout]    --> src/core.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     caplen: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/core.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 252 |     len: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b" "/opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.ofvse6icveno0zn.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-12320b97c89568cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-700356192fffd298.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-b7642fe67be89b55.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-5281c8ee01ffdf7b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a4e3948fb2172e36.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib" "/opt/rustwide/target/debug/deps/libpcap_sys-afa709c098c1a09a.rlib" "/opt/rustwide/target/debug/deps/liblibc-1da13201d615d981.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.0.rcgu.o: in function `<rustcap::core::NetworkInterfaceIterator as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/core.rs:147: undefined reference to `pcap_freealldevs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustcap-97d1fc5d0ddafd4b.rustcap.b58uwhh2-cgu.0.rcgu.o: in function `rustcap::core::find_all_devs':
[INFO] [stdout]           /opt/rustwide/workdir/src/core.rs:235: undefined reference to `pcap_findalldevs'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustcap`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "fb0dbf484fe278dfeaa3bed17945d6b9f415f0769c63cf07d14851718cf24978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb0dbf484fe278dfeaa3bed17945d6b9f415f0769c63cf07d14851718cf24978", kill_on_drop: false }`
[INFO] [stdout] fb0dbf484fe278dfeaa3bed17945d6b9f415f0769c63cf07d14851718cf24978