[INFO] cloning repository https://github.com/zacbrown/rusty-netconn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zacbrown/rusty-netconn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacbrown%2Frusty-netconn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacbrown%2Frusty-netconn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0b0c5ea4312002fc4eb75d71b67fd8104f51dd5
[INFO] testing zacbrown/rusty-netconn against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacbrown%2Frusty-netconn" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zacbrown/rusty-netconn on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zacbrown/rusty-netconn
[INFO] finished tweaking git repo https://github.com/zacbrown/rusty-netconn
[INFO] tweaked toml for git repo https://github.com/zacbrown/rusty-netconn written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/zacbrown/rusty-netconn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f536b296e74c403d5a55448b6feb7a4c4538dcba49fc8b0a8284dc102d3e068
[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" "4f536b296e74c403d5a55448b6feb7a4c4538dcba49fc8b0a8284dc102d3e068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f536b296e74c403d5a55448b6feb7a4c4538dcba49fc8b0a8284dc102d3e068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f536b296e74c403d5a55448b6feb7a4c4538dcba49fc8b0a8284dc102d3e068", kill_on_drop: false }`
[INFO] [stdout] 4f536b296e74c403d5a55448b6feb7a4c4538dcba49fc8b0a8284dc102d3e068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 249c972dfb284d89850a62a52076f94d312342c80997021ef3aaf588373d8a24
[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" "249c972dfb284d89850a62a52076f94d312342c80997021ef3aaf588373d8a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling pnet_base v0.21.0
[INFO] [stderr]    Compiling ipnetwork v0.12.8
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]    Compiling pnet v0.21.0
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling encode_unicode v0.3.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling pnet_sys v0.21.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.9
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling pnet_macros_support v0.21.0
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling pnet_datalink v0.21.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.21.0
[INFO] [stderr]    Compiling pnet_transport v0.21.0
[INFO] [stderr]    Compiling rusty-netconns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let mut stats = {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let mut stats = {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut stats = {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:251:13
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let mut stats = {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[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_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.rusty_netconns.90dcb479-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f.5d2291nud6a2f50m.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libprettytable-b8220cc3c90c3f40.rlib" "/opt/rustwide/target/debug/deps/libencode_unicode-e05b448c8767784f.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e7ca4d0d8274d779.rlib" "/opt/rustwide/target/debug/deps/libcsv-b31469b20f1c5a4f.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-efb9cfa92b7c8c8d.rlib" "/opt/rustwide/target/debug/deps/libmemchr-908d0e2a34d88f7e.rlib" "/opt/rustwide/target/debug/deps/libatty-65c1dbb96ec3757a.rlib" "/opt/rustwide/target/debug/deps/libterm-865ce14c6679c06f.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-f58e3dd3a95fa08a.rlib" "/opt/rustwide/target/debug/deps/libpnet-628d22fd80caf8e3.rlib" "/opt/rustwide/target/debug/deps/libpnet_transport-4959cf7452de40a4.rlib" "/opt/rustwide/target/debug/deps/libpnet_packet-9f8e5c4432f35dae.rlib" "/opt/rustwide/target/debug/deps/libpnet_macros_support-f80385bd2c7eef87.rlib" "/opt/rustwide/target/debug/deps/libpnet_datalink-a28e00bcfff0af30.rlib" "/opt/rustwide/target/debug/deps/libpnet_sys-e970e02cc4028df1.rlib" "/opt/rustwide/target/debug/deps/libpnet_base-bf636c20a29a0965.rlib" "/opt/rustwide/target/debug/deps/libipnetwork-ed44c794f7f789ad.rlib" "/opt/rustwide/target/debug/deps/libpcap-d99fbd73d2b83ada.rlib" "/opt/rustwide/target/debug/deps/libtokio_core-de93351405f76fad.rlib" "/opt/rustwide/target/debug/deps/libscoped_tls-d52b8defca9acf06.rlib" "/opt/rustwide/target/debug/deps/libtokio-6ad0923c8d3c038d.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-87561a922ce436a2.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-38edb0719a5648a1.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-2e4de8214f025001.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-c29885d3e73f99c3.rlib" "/opt/rustwide/target/debug/deps/librand-f2c88709eb2b25ff.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-f8b6a32f2342ca66.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-fb4278606c40a90c.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-c8e2819d3365a28b.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-e34e4949c579b6f2.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-9cc4133a3ee3d26a.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-e9af93f9916e0911.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-c269ce288e235580.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-ec106bf659407d4e.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-c9d7a2c0e0741167.rlib" "/opt/rustwide/target/debug/deps/libnodrop-1402547a71e38369.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-af3bc7781f644dab.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-44d28923c04f9c91.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-f104d9169673b9e8.rlib" "/opt/rustwide/target/debug/deps/libbytes-0870f6b2f22dadf4.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-3b23349db2e5f7b5.rlib" "/opt/rustwide/target/debug/deps/libfutures-8ad287a43eaf98eb.rlib" "/opt/rustwide/target/debug/deps/libmio-93cca3aa3b25d415.rlib" "/opt/rustwide/target/debug/deps/liblog-d14ca8c0cc07f0bb.rlib" "/opt/rustwide/target/debug/deps/libslab-48b1de5ea2cc79d3.rlib" "/opt/rustwide/target/debug/deps/libiovec-71c9b878df1aa95a.rlib" "/opt/rustwide/target/debug/deps/libnet2-f9fbba2736744cc1.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-2f147641fde2e50d.rlib" "/opt/rustwide/target/debug/deps/liblazycell-64939402397267ae.rlib" "/opt/rustwide/target/debug/deps/liblibc-9225fd765033d304.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.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/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rusty_netconns-837e2f330f45942f" "-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; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-netconns`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "249c972dfb284d89850a62a52076f94d312342c80997021ef3aaf588373d8a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249c972dfb284d89850a62a52076f94d312342c80997021ef3aaf588373d8a24", kill_on_drop: false }`
[INFO] [stdout] 249c972dfb284d89850a62a52076f94d312342c80997021ef3aaf588373d8a24