[INFO] cloning repository https://github.com/jvff/rust-things-gateway-adapter-ipc-test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jvff/rust-things-gateway-adapter-ipc-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvff%2Frust-things-gateway-adapter-ipc-test"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvff%2Frust-things-gateway-adapter-ipc-test'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a7d6fb20e3ed86389e381f7cffe0cea38819c35f
[INFO] testing jvff/rust-things-gateway-adapter-ipc-test against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvff%2Frust-things-gateway-adapter-ipc-test" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jvff/rust-things-gateway-adapter-ipc-test 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/jvff/rust-things-gateway-adapter-ipc-test
[INFO] finished tweaking git repo https://github.com/jvff/rust-things-gateway-adapter-ipc-test
[INFO] tweaked toml for git repo https://github.com/jvff/rust-things-gateway-adapter-ipc-test written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jvff/rust-things-gateway-adapter-ipc-test 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanomsg v0.7.2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c5f7db075ed348e778cb20e57b3d31d06879729c210843bb2773d003796099e
[INFO] running `"docker" "start" "-a" "7c5f7db075ed348e778cb20e57b3d31d06879729c210843bb2773d003796099e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling nanomsg-sys v0.7.2
[INFO] [stderr]    Compiling nanomsg v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling rust-gateway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 108 | /     loop {
[INFO] [stderr] 109 | |         socket
[INFO] [stderr] 110 | |             .read_to_string(&mut message)
[INFO] [stderr] 111 | |             .expect("Failed to read from socket");
[INFO] [stderr] ...   |
[INFO] [stderr] 133 | |         message.clear();
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 135 | 
[INFO] [stderr] 136 |       endpoint.shutdown();
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 146 | /     loop {
[INFO] [stderr] 147 | |         socket
[INFO] [stderr] 148 | |             .read_to_string(&mut message)
[INFO] [stderr] 149 | |             .expect("Failed to read from plugin socket");
[INFO] [stderr] ...   |
[INFO] [stderr] 156 | |         message.clear();
[INFO] [stderr] 157 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 158 | 
[INFO] [stderr] 159 |       endpoint.shutdown();
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `endpoint`
[INFO] [stderr]    --> src/main.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let mut endpoint = socket
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endpoint`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `endpoint`
[INFO] [stderr]    --> src/main.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let mut endpoint = socket
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endpoint`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let mut endpoint = socket
[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:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let mut endpoint = socket
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         socket.write_all(reply_message.as_bytes());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     endpoint.shutdown();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     endpoint.shutdown();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.rust_gateway.256ja9e7-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a" "/opt/rustwide/target/debug/deps/rust_gateway-841882fd8c14dc9a.3c6r91r96frtkvbi.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/local/lib" "-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/libserde_json-cadff6010bba7dd6.rlib" "/opt/rustwide/target/debug/deps/libryu-8e67a7e56e9798f9.rlib" "/opt/rustwide/target/debug/deps/libitoa-26e40ea11a3f8443.rlib" "/opt/rustwide/target/debug/deps/libserde-c4146000cb910e94.rlib" "/opt/rustwide/target/debug/deps/libnanomsg-9b272c301525f428.rlib" "/opt/rustwide/target/debug/deps/libnanomsg_sys-e2ad0cd627e3a5a5.rlib" "/opt/rustwide/target/debug/deps/liblibc-1c46df051429aa83.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" "-lnanomsg" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lnanomsg
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-gateway`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7c5f7db075ed348e778cb20e57b3d31d06879729c210843bb2773d003796099e"`
[INFO] running `"docker" "rm" "-f" "7c5f7db075ed348e778cb20e57b3d31d06879729c210843bb2773d003796099e"`
[INFO] [stdout] 7c5f7db075ed348e778cb20e57b3d31d06879729c210843bb2773d003796099e