[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0b0c5ea4312002fc4eb75d71b67fd8104f51dd5
[INFO] testing zacbrown/rusty-netconn against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacbrown%2Frusty-netconn" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zacbrown/rusty-netconn on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", 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-13/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" "+1.45.2" "fetch" "--locked" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3712e521eb5323f4187bdad93f2d0b9075f8407dc518a7ac09c4eb3be672a3c2
[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" "3712e521eb5323f4187bdad93f2d0b9075f8407dc518a7ac09c4eb3be672a3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3712e521eb5323f4187bdad93f2d0b9075f8407dc518a7ac09c4eb3be672a3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3712e521eb5323f4187bdad93f2d0b9075f8407dc518a7ac09c4eb3be672a3c2", kill_on_drop: false }`
[INFO] [stdout] 3712e521eb5323f4187bdad93f2d0b9075f8407dc518a7ac09c4eb3be672a3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 968787477c3ba895af212051c6ba545c9e7505dea067ea76956ac725038ed2ba
[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" "968787477c3ba895af212051c6ba545c9e7505dea067ea76956ac725038ed2ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling pnet_base v0.21.0
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling pnet v0.21.0
[INFO] [stderr]    Compiling ipnetwork v0.12.8
[INFO] [stderr]    Compiling encode_unicode v0.3.1
[INFO] [stderr]    Compiling pnet_sys v0.21.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling pnet_macros_support v0.21.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling pnet_datalink v0.21.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling regex v0.2.10
[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 code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.rusty_netconns.4f7tx7rd-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd" "/opt/rustwide/target/debug/deps/rusty_netconns-448d29d600f953dd.8d6glzz55su9etn.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libprettytable-6437f4c5ba42a6e0.rlib" "/opt/rustwide/target/debug/deps/libencode_unicode-55f06acac4049f51.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-cbf4e74d25b393ff.rlib" "/opt/rustwide/target/debug/deps/libcsv-bb6d93cdaed400db.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-f61ed616208b2c25.rlib" "/opt/rustwide/target/debug/deps/libmemchr-7d8620fc20a2a2e3.rlib" "/opt/rustwide/target/debug/deps/libatty-f0ddf6611a776c11.rlib" "/opt/rustwide/target/debug/deps/libterm-2baf0aa689e2c720.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-9d682460e2369d61.rlib" "/opt/rustwide/target/debug/deps/libpnet-6d03aeefde44239a.rlib" "/opt/rustwide/target/debug/deps/libpnet_transport-7cbc0d85baa3f269.rlib" "/opt/rustwide/target/debug/deps/libpnet_packet-70fd3ff0ff072e29.rlib" "/opt/rustwide/target/debug/deps/libpnet_macros_support-9dfbef2d3511d63c.rlib" "/opt/rustwide/target/debug/deps/libpnet_datalink-fc3a8213d41f0cba.rlib" "/opt/rustwide/target/debug/deps/libpnet_sys-81d2a3c2ff91c7c1.rlib" "/opt/rustwide/target/debug/deps/libpnet_base-dd45ef3826989db6.rlib" "/opt/rustwide/target/debug/deps/libipnetwork-7f29178de63a0c14.rlib" "/opt/rustwide/target/debug/deps/libpcap-a4fb46f5537bc2d2.rlib" "/opt/rustwide/target/debug/deps/libtokio_core-2fd26d2bc033546f.rlib" "/opt/rustwide/target/debug/deps/libscoped_tls-a6ec519e1c69dff6.rlib" "/opt/rustwide/target/debug/deps/libtokio-21e5b2edf0d526d4.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-417d69d8a7acb5ba.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-300c686a9aed788c.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-2276b0bcb24d54fa.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-517a26068b2356f8.rlib" "/opt/rustwide/target/debug/deps/librand-8e0dbc322781737d.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-bebd8829d0f9891c.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-0da8be9f9b4440b1.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-6ab48f496fe61728.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-18b9a807d249ae59.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-89809229cb7bd47b.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-3af188f211913eba.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-897ee67e7edd2a70.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-37607fa5eb0805e0.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-caa685c345286390.rlib" "/opt/rustwide/target/debug/deps/libnodrop-8d5765761d3030b5.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-b1f98677a8dff945.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-b13f8ef7bd9aa08f.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-4e00a8b88816e567.rlib" "/opt/rustwide/target/debug/deps/libbytes-c9aed67081223d9e.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-d7921e7152de29e8.rlib" "/opt/rustwide/target/debug/deps/libfutures-3ec6604fb9fe77cd.rlib" "/opt/rustwide/target/debug/deps/libmio-927d953348ecb266.rlib" "/opt/rustwide/target/debug/deps/liblog-88497907a8ea688d.rlib" "/opt/rustwide/target/debug/deps/libslab-a69d43c2acc95199.rlib" "/opt/rustwide/target/debug/deps/libiovec-68162176fc998238.rlib" "/opt/rustwide/target/debug/deps/libnet2-90e93caf88b67cc2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-08627290fac14f15.rlib" "/opt/rustwide/target/debug/deps/liblazycell-886d1013688d1bd8.rlib" "/opt/rustwide/target/debug/deps/liblibc-be87648c668c21c6.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8bb11f807a7b6b4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-ca8087507780d964.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-259c92b387c1c166.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-16e0a2fbbb8e14b3.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-8a1651b8e23d2aaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-23bdd98b0574083e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-855a92055ec33e2e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-24c70dd44fbacdfb.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-b326273841bae587.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ac3c1f0e16507051.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5729542b65954aa.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-09bd1119ab1cad7d.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9a787681bfbeaf61.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-5a0398ee67f74664.rlib" "-Wl,-Bdynamic" "-lpcap" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[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" "968787477c3ba895af212051c6ba545c9e7505dea067ea76956ac725038ed2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968787477c3ba895af212051c6ba545c9e7505dea067ea76956ac725038ed2ba", kill_on_drop: false }`
[INFO] [stdout] 968787477c3ba895af212051c6ba545c9e7505dea067ea76956ac725038ed2ba