[INFO] updating cached repository zacbrown/rusty-netconn [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/zacbrown/rusty-netconn [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/zacbrown/rusty-netconn" "work/ex/beta-1.38-1/sources/1.37.0/gh/zacbrown/rusty-netconn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zacbrown/rusty-netconn'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zacbrown/rusty-netconn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zacbrown/rusty-netconn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zacbrown/rusty-netconn'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f0b0c5ea4312002fc4eb75d71b67fd8104f51dd5 [INFO] sha for GitHub repo zacbrown/rusty-netconn: f0b0c5ea4312002fc4eb75d71b67fd8104f51dd5 [INFO] validating manifest of zacbrown/rusty-netconn on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of zacbrown/rusty-netconn on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing zacbrown/rusty-netconn [INFO] finished frobbing zacbrown/rusty-netconn [INFO] frobbed toml for zacbrown/rusty-netconn written to work/ex/beta-1.38-1/sources/1.37.0/gh/zacbrown/rusty-netconn/Cargo.toml [INFO] started frobbing zacbrown/rusty-netconn [INFO] finished frobbing zacbrown/rusty-netconn [INFO] frobbed toml for zacbrown/rusty-netconn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zacbrown/rusty-netconn/Cargo.toml [INFO] crate zacbrown/rusty-netconn already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing zacbrown/rusty-netconn against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zacbrown/rusty-netconn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] b22804792cfb40e6319aca2ed2f9d4880f6a8261a2aaf612bc1a38a280b6dd58 [INFO] running `"docker" "start" "-a" "b22804792cfb40e6319aca2ed2f9d4880f6a8261a2aaf612bc1a38a280b6dd58"` [INFO] [stderr] Compiling unicode-xid v0.0.3 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling byteorder v1.2.2 [INFO] [stderr] Compiling futures v0.1.21 [INFO] [stderr] Compiling pnet_base v0.21.0 [INFO] [stderr] Compiling pnet v0.21.0 [INFO] [stderr] Compiling ipnetwork v0.12.8 [INFO] [stderr] Compiling pcap v0.7.0 [INFO] [stderr] Compiling scoped-tls v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling syntex_pos v0.42.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling regex-syntax v0.5.5 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling rand v0.4.2 [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 pnet_macros_support v0.21.0 [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 csv v0.15.0 [INFO] [stderr] Compiling crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling syntex_errors v0.42.0 [INFO] [stderr] Compiling prettytable-rs v0.6.7 [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-threadpool v0.1.2 [INFO] [stderr] Compiling tokio-timer v0.2.1 [INFO] [stderr] Compiling syntex_syntax v0.42.0 [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 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/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:129:13 [INFO] [stderr] | [INFO] [stderr] 129 | let mut stats = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:183:13 [INFO] [stderr] | [INFO] [stderr] 183 | let mut stats = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:217:13 [INFO] [stderr] | [INFO] [stderr] 217 | let mut stats = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:251:13 [INFO] [stderr] | [INFO] [stderr] 251 | let mut stats = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.rusty_netconns.79lv6v7f-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267" "/opt/crater/target/debug/deps/rusty_netconns-fec3b730d6072267.4xlw584j14jimvxl.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libprettytable-8dbced45f76aea54.rlib" "/opt/crater/target/debug/deps/libencode_unicode-b47ce4c28ec5f3ae.rlib" "/opt/crater/target/debug/deps/liblazy_static-0c9d1899e9eae559.rlib" "/opt/crater/target/debug/deps/libcsv-a29954cf9b0c1a1b.rlib" "/opt/crater/target/debug/deps/librustc_serialize-cc29b8ffd74fbfca.rlib" "/opt/crater/target/debug/deps/libmemchr-42b87d978eec6684.rlib" "/opt/crater/target/debug/deps/libatty-3b2b501eb5bd58b5.rlib" "/opt/crater/target/debug/deps/libterm-9e75b73ad1d70dd4.rlib" "/opt/crater/target/debug/deps/libunicode_width-8e49fc9eb4c9dbb0.rlib" "/opt/crater/target/debug/deps/libpnet-b5f36f82eabf74ff.rlib" "/opt/crater/target/debug/deps/libpnet_transport-7d9681ce9897de4f.rlib" "/opt/crater/target/debug/deps/libpnet_packet-cc9b64edbe8c5d82.rlib" "/opt/crater/target/debug/deps/libpnet_macros_support-2a72896bedd13cd0.rlib" "/opt/crater/target/debug/deps/libpnet_datalink-271daccdc0d6d129.rlib" "/opt/crater/target/debug/deps/libpnet_sys-ac51c2758f6f6395.rlib" "/opt/crater/target/debug/deps/libpnet_base-6e7af66cffe18eed.rlib" "/opt/crater/target/debug/deps/libipnetwork-993b251f3c2c59d5.rlib" "/opt/crater/target/debug/deps/libpcap-1addc08d4185976a.rlib" "/opt/crater/target/debug/deps/libtokio_core-abc81fb61e43a499.rlib" "/opt/crater/target/debug/deps/libscoped_tls-c91b8019917fef83.rlib" "/opt/crater/target/debug/deps/libtokio-ff5f219348632fee.rlib" "/opt/crater/target/debug/deps/libtokio_udp-69ce9ec398d8a9c6.rlib" "/opt/crater/target/debug/deps/libtokio_tcp-86b64c9e11ad068c.rlib" "/opt/crater/target/debug/deps/libtokio_timer-4f2e4f0ebc1e2a27.rlib" "/opt/crater/target/debug/deps/libtokio_threadpool-4c71686894d92e53.rlib" "/opt/crater/target/debug/deps/librand-e7c0917706e1ea21.rlib" "/opt/crater/target/debug/deps/libnum_cpus-8cc98da5b4a062ff.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-00e3237adc465132.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-7cc7314482ae70bc.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-6ca512e940b02ab3.rlib" "/opt/crater/target/debug/deps/libscopeguard-316f896e0d3e978a.rlib" "/opt/crater/target/debug/deps/libmemoffset-6c4b37f364c61d2a.rlib" "/opt/crater/target/debug/deps/liblazy_static-544ad40da8f8b589.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-de947fea67225153.rlib" "/opt/crater/target/debug/deps/libarrayvec-a0d6009ed9c5e034.rlib" "/opt/crater/target/debug/deps/libnodrop-4e986c2cb71c811e.rlib" "/opt/crater/target/debug/deps/libtokio_reactor-8c3298337c48f7bc.rlib" "/opt/crater/target/debug/deps/libtokio_executor-376e0657dbf07675.rlib" "/opt/crater/target/debug/deps/libtokio_io-cceac111debb0562.rlib" "/opt/crater/target/debug/deps/libbytes-7555fb7934cf6127.rlib" "/opt/crater/target/debug/deps/libbyteorder-94632e90d2723e82.rlib" "/opt/crater/target/debug/deps/libfutures-3661a280aa742451.rlib" "/opt/crater/target/debug/deps/libmio-1960e2a983bec045.rlib" "/opt/crater/target/debug/deps/liblog-9a4573bfd4d75161.rlib" "/opt/crater/target/debug/deps/libslab-5ba5e0ab3535f558.rlib" "/opt/crater/target/debug/deps/libiovec-230741d0c692cbf5.rlib" "/opt/crater/target/debug/deps/libnet2-83a6e9984adc35ac.rlib" "/opt/crater/target/debug/deps/libcfg_if-f0641b5a9a5cde64.rlib" "/opt/crater/target/debug/deps/liblazycell-4aff62803df25dee.rlib" "/opt/crater/target/debug/deps/liblibc-359335290a215031.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lpcap" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lpcap [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `rusty-netconns`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "b22804792cfb40e6319aca2ed2f9d4880f6a8261a2aaf612bc1a38a280b6dd58"` [INFO] running `"docker" "rm" "-f" "b22804792cfb40e6319aca2ed2f9d4880f6a8261a2aaf612bc1a38a280b6dd58"` [INFO] [stdout] b22804792cfb40e6319aca2ed2f9d4880f6a8261a2aaf612bc1a38a280b6dd58