[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-1.37-6/sources/1.36.0/gh/zacbrown/rusty-netconn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/zacbrown/rusty-netconn'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zacbrown/rusty-netconn" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/zacbrown/rusty-netconn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of zacbrown/rusty-netconn on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing zacbrown/rusty-netconn against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] acf207c57c86ae9c159df4531b91fdc411484bddf76413acf9cd39618954535b [INFO] running `"docker" "start" "-a" "acf207c57c86ae9c159df4531b91fdc411484bddf76413acf9cd39618954535b"` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling ucd-util v0.1.1 [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 scoped-tls v0.1.1 [INFO] [stderr] Compiling pnet v0.21.0 [INFO] [stderr] Compiling pcap v0.7.0 [INFO] [stderr] Compiling ipnetwork v0.12.8 [INFO] [stderr] Compiling encode_unicode v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling syntex_pos v0.42.0 [INFO] [stderr] Compiling pnet_macros_support v0.21.0 [INFO] [stderr] Compiling regex-syntax v0.5.5 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling iovec v0.1.2 [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 memchr v1.0.2 [INFO] [stderr] Compiling pnet_sys v0.21.0 [INFO] [stderr] Compiling atty v0.2.9 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling syntex_errors v0.42.0 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling csv v0.15.0 [INFO] [stderr] Compiling pnet_datalink v0.21.0 [INFO] [stderr] Compiling crossbeam-deque v0.3.0 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling prettytable-rs v0.6.7 [INFO] [stderr] Compiling tokio-io v0.1.6 [INFO] [stderr] Compiling tokio-executor v0.1.2 [INFO] [stderr] Compiling syntex_syntax v0.42.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.2 [INFO] [stderr] Compiling tokio-timer v0.2.1 [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/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.rusty_netconns.cs7ahsbh-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae" "/opt/crater/target/debug/deps/rusty_netconns-e9b5a89050aa8eae.5frrzb0q7pu1ey9f.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libprettytable-c4d47a552b757413.rlib" "/opt/crater/target/debug/deps/libencode_unicode-797577924405c1c7.rlib" "/opt/crater/target/debug/deps/liblazy_static-318544a807a94655.rlib" "/opt/crater/target/debug/deps/libcsv-a9a0a8804c85a512.rlib" "/opt/crater/target/debug/deps/librustc_serialize-04f5d71c016b4cf1.rlib" "/opt/crater/target/debug/deps/libmemchr-dcb417d23e6d3325.rlib" "/opt/crater/target/debug/deps/libatty-9d977f61bbeac6a7.rlib" "/opt/crater/target/debug/deps/libterm-aa255f668bb8d576.rlib" "/opt/crater/target/debug/deps/libunicode_width-003ecf1eefa64fd0.rlib" "/opt/crater/target/debug/deps/libpnet-77eb18df9c22554a.rlib" "/opt/crater/target/debug/deps/libpnet_transport-63b4ea7d38d832c3.rlib" "/opt/crater/target/debug/deps/libpnet_packet-d34647e7c3ce1803.rlib" "/opt/crater/target/debug/deps/libpnet_macros_support-ba3aef04080f11d0.rlib" "/opt/crater/target/debug/deps/libpnet_datalink-ec528c5aa17e4cac.rlib" "/opt/crater/target/debug/deps/libpnet_sys-ac32a30b62cf5095.rlib" "/opt/crater/target/debug/deps/libpnet_base-9c9341887ba77216.rlib" "/opt/crater/target/debug/deps/libipnetwork-8dfd02339facfdf4.rlib" "/opt/crater/target/debug/deps/libpcap-d6a0defbf1224e5b.rlib" "/opt/crater/target/debug/deps/libtokio_core-39a0c9286d5a797d.rlib" "/opt/crater/target/debug/deps/libscoped_tls-5a49a65d2dc26040.rlib" "/opt/crater/target/debug/deps/libtokio-db2eeb72740f5ce2.rlib" "/opt/crater/target/debug/deps/libtokio_udp-f85251168963afc9.rlib" "/opt/crater/target/debug/deps/libtokio_tcp-3572f407c4a7c0a6.rlib" "/opt/crater/target/debug/deps/libtokio_timer-a764e58c7f6a7f42.rlib" "/opt/crater/target/debug/deps/libtokio_threadpool-aedb055c2a1ad72a.rlib" "/opt/crater/target/debug/deps/librand-03c23d22d3e9361a.rlib" "/opt/crater/target/debug/deps/libnum_cpus-9e8fb2901e5dce2c.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-56c83801775e4eed.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-e169616610d8fe99.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-1668394e1dadf09f.rlib" "/opt/crater/target/debug/deps/libscopeguard-f1a5efe88a6d7a2c.rlib" "/opt/crater/target/debug/deps/libmemoffset-97aaddce60f38adf.rlib" "/opt/crater/target/debug/deps/liblazy_static-2b2ddc91fce7b550.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-0223c5acbf308361.rlib" "/opt/crater/target/debug/deps/libarrayvec-dd884d2ab1ff983a.rlib" "/opt/crater/target/debug/deps/libnodrop-b35cecb68ede0f00.rlib" "/opt/crater/target/debug/deps/libtokio_reactor-f452609be65fa8a5.rlib" "/opt/crater/target/debug/deps/libtokio_executor-0d3ab5a712ade411.rlib" "/opt/crater/target/debug/deps/libtokio_io-abebcc1820a7c4f5.rlib" "/opt/crater/target/debug/deps/libbytes-773773b5673232b7.rlib" "/opt/crater/target/debug/deps/libbyteorder-50f05d22b853007a.rlib" "/opt/crater/target/debug/deps/libfutures-0bd0e6e2b113adb8.rlib" "/opt/crater/target/debug/deps/libmio-d5033fae888b5599.rlib" "/opt/crater/target/debug/deps/liblog-e993413252190225.rlib" "/opt/crater/target/debug/deps/libslab-ef134a6ae2719ce7.rlib" "/opt/crater/target/debug/deps/libiovec-b460d2f328140646.rlib" "/opt/crater/target/debug/deps/libnet2-36b564e8541bb8c6.rlib" "/opt/crater/target/debug/deps/libcfg_if-d91c3b4a47d9636f.rlib" "/opt/crater/target/debug/deps/liblazycell-c48654298ffda433.rlib" "/opt/crater/target/debug/deps/liblibc-69fb33ee0a761606.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.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" "acf207c57c86ae9c159df4531b91fdc411484bddf76413acf9cd39618954535b"` [INFO] running `"docker" "rm" "-f" "acf207c57c86ae9c159df4531b91fdc411484bddf76413acf9cd39618954535b"` [INFO] [stdout] acf207c57c86ae9c159df4531b91fdc411484bddf76413acf9cd39618954535b