[INFO] updating cached repository https://github.com/riftcom/uart-server
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de36c95c4e402ceb74166d8b3a0d0cf9cd8ca5fc
[INFO] testing riftcom/uart-server against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friftcom%2Fuart-server" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riftcom/uart-server on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/riftcom/uart-server
[INFO] finished tweaking git repo https://github.com/riftcom/uart-server
[INFO] tweaked toml for git repo https://github.com/riftcom/uart-server written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/riftcom/uart-server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] e554974a18d28f4ccca70f54c82262284ea2321f38fdea04c3fae11e84f0a77c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e554974a18d28f4ccca70f54c82262284ea2321f38fdea04c3fae11e84f0a77c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling uart-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `debug`
[INFO] [stderr]   --> src/commands.rs:53:48
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn read_command(port: &mut dyn SerialPort, debug: bool) -> Result<Command, serial::Error> {
[INFO] [stderr]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[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/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.uart_server.6fwv7hak-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9" "/opt/rustwide/target/debug/deps/uart_server-e71a9269be7983d9.2sii6drn5mrt14sy.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libncurses-41d4b9e8e7f4fb8c.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-447df9d8850f95e5.rlib" "/opt/rustwide/target/debug/deps/libclap-20cd9262a79847e4.rlib" "/opt/rustwide/target/debug/deps/libvec_map-423d6945ab3c8d98.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-418dd50d2e9e2af1.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-f2de9f6717fae86f.rlib" "/opt/rustwide/target/debug/deps/libstrsim-ca52d039b46dd335.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a637fa8d282392d5.rlib" "/opt/rustwide/target/debug/deps/libatty-cf930cf44f939e71.rlib" "/opt/rustwide/target/debug/deps/libansi_term-5f50d48905eb9d7a.rlib" "/opt/rustwide/target/debug/deps/libserial-bce01b7648525289.rlib" "/opt/rustwide/target/debug/deps/libserial_unix-da13ecbd99c5b558.rlib" "/opt/rustwide/target/debug/deps/libioctl_rs-ddd5ff8647096299.rlib" "/opt/rustwide/target/debug/deps/libtermios-0788f0acff91fbb7.rlib" "/opt/rustwide/target/debug/deps/libserial_core-17ed9a49129b51db.rlib" "/opt/rustwide/target/debug/deps/libdirs-e5bc905363089967.rlib" "/opt/rustwide/target/debug/deps/liblibc-6d0fe6edaf897237.rlib" "/opt/rustwide/target/debug/deps/libtoml-f9e52e9cf45cd279.rlib" "/opt/rustwide/target/debug/deps/libserde-2989de6c3f00793a.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lncurses" "-ltinfo" "-lc" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libncurses-41d4b9e8e7f4fb8c.rlib(ncurses-41d4b9e8e7f4fb8c.ncurses.7xw1exnn-cgu.0.rcgu.o): in function `ncurses::get_wch':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ncurses-5.99.0/src/lib.rs:323: undefined reference to `get_wch'
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `uart-server`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e554974a18d28f4ccca70f54c82262284ea2321f38fdea04c3fae11e84f0a77c"`
[INFO] running `"docker" "rm" "-f" "e554974a18d28f4ccca70f54c82262284ea2321f38fdea04c3fae11e84f0a77c"`
[INFO] [stdout] e554974a18d28f4ccca70f54c82262284ea2321f38fdea04c3fae11e84f0a77c