[INFO] fetching crate rustcap 0.1.2...
[INFO] testing rustcap-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rustcap 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate rustcap 0.1.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ac2aed02bb53e720501c31599bc87a61b256d0f9870adfffb24cc9a90ff9e750
[INFO] running `Command { std: "docker" "start" "-a" "ac2aed02bb53e720501c31599bc87a61b256d0f9870adfffb24cc9a90ff9e750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac2aed02bb53e720501c31599bc87a61b256d0f9870adfffb24cc9a90ff9e750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2aed02bb53e720501c31599bc87a61b256d0f9870adfffb24cc9a90ff9e750", kill_on_drop: false }`
[INFO] [stdout] ac2aed02bb53e720501c31599bc87a61b256d0f9870adfffb24cc9a90ff9e750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8d692050745a75a6ef4507c713ec19b89c9b7440bc3af947102e5e6f06f8ca7
[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" "b8d692050745a75a6ef4507c713ec19b89c9b7440bc3af947102e5e6f06f8ca7", 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 function `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 function `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 2.71s
[INFO] running `Command { std: "docker" "inspect" "b8d692050745a75a6ef4507c713ec19b89c9b7440bc3af947102e5e6f06f8ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d692050745a75a6ef4507c713ec19b89c9b7440bc3af947102e5e6f06f8ca7", kill_on_drop: false }`
[INFO] [stdout] b8d692050745a75a6ef4507c713ec19b89c9b7440bc3af947102e5e6f06f8ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8d70e677792a1c6d573ad47a31024aec4e213bc629587c871f66fed6b215141
[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" "f8d70e677792a1c6d573ad47a31024aec4e213bc629587c871f66fed6b215141", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `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 function `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 function `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 function `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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a" "/opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.3jjhii7hpt3n4v4j.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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-c99ebba9851136ef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-190ecd0479955c2e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-10cf7eacb763a707.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-5f0069e1a0595222.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-176a753cf8833059.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/libpcap_sys-a1c60a66e16bd5ea.rlib" "/opt/rustwide/target/debug/deps/liblibc-77d6541a42757d2c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rustcap-566a5709de46d15a.rustcap.2myo33b7-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-566a5709de46d15a.rustcap.2myo33b7-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" "f8d70e677792a1c6d573ad47a31024aec4e213bc629587c871f66fed6b215141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d70e677792a1c6d573ad47a31024aec4e213bc629587c871f66fed6b215141", kill_on_drop: false }`
[INFO] [stdout] f8d70e677792a1c6d573ad47a31024aec4e213bc629587c871f66fed6b215141