[INFO] cloning repository https://github.com/NicolasLagaillardie/mqtt_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NicolasLagaillardie/mqtt_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicolasLagaillardie%2Fmqtt_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicolasLagaillardie%2Fmqtt_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1855275b60e7b62c4d4fa94da631d7a6ac101ac8
[INFO] testing NicolasLagaillardie/mqtt_client against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicolasLagaillardie%2Fmqtt_client" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NicolasLagaillardie/mqtt_client on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NicolasLagaillardie/mqtt_client
[INFO] finished tweaking git repo https://github.com/NicolasLagaillardie/mqtt_client
[INFO] tweaked toml for git repo https://github.com/NicolasLagaillardie/mqtt_client written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/NicolasLagaillardie/mqtt_client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9de71ed977db49145340ad7306557b8786c2d281a1ff8d59ff95babfb648d431
[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" "9de71ed977db49145340ad7306557b8786c2d281a1ff8d59ff95babfb648d431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9de71ed977db49145340ad7306557b8786c2d281a1ff8d59ff95babfb648d431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de71ed977db49145340ad7306557b8786c2d281a1ff8d59ff95babfb648d431", kill_on_drop: false }`
[INFO] [stdout] 9de71ed977db49145340ad7306557b8786c2d281a1ff8d59ff95babfb648d431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff1aa674af8c339266493b65b99b88155315f68ebf655fe56806e884b1ad87b8
[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" "ff1aa674af8c339266493b65b99b88155315f68ebf655fe56806e884b1ad87b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling sys-info v0.5.8
[INFO] [stderr]    Compiling futures-timer v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling paho-mqtt-sys v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling ifaces v0.1.0 (https://github.com/LuoZijun/rust-ifaces.git#91bd5b26)
[INFO] [stderr]    Compiling crossbeam v0.7.2
[INFO] [stderr]    Compiling ocl-core-vector v0.1.0
[INFO] [stderr]    Compiling qutex v0.2.3
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling paho-mqtt v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling ocl v0.19.3
[INFO] [stderr]    Compiling mqtt_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Device`, `Platform`
[INFO] [stdout]   --> src/lib.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use ocl::{Device, Platform};
[INFO] [stdout]    |           ^^^^^^  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.mqtt_client.4c3aba49-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb.27i325c6zcq9d3nn.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-8ba2ad1938aabc23/out" "-L" "/opt/rustwide/target/debug/build/paho-mqtt-sys-7525ac5a6c890f7e/out/lib" "-L" "/opt/rustwide/target/debug/build/sys-info-9ceb87ec7eed7271/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmqtt_client-d8cdcf195573c701.rlib" "/opt/rustwide/target/debug/deps/libocl-72e5c49c0bc37750.rlib" "/opt/rustwide/target/debug/deps/libqutex-e13ad8a79d68957a.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-34b868b06072ebb3.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-59f3a1978c34f3f1.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-b5da3e7236fea6fb.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-e65641ffe224bfe5.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-67e0f7b5c692ce5f.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-d89edd6b5dde0279.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-3d10bacc5baf8a96.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-3d5fabfbfb5dd18f.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-bfdae57e1b9f767d.rlib" "/opt/rustwide/target/debug/deps/libnodrop-a8665a7dcf8d6109.rlib" "/opt/rustwide/target/debug/deps/libocl_core-4e897a7478663334.rlib" "/opt/rustwide/target/debug/deps/libcl_sys-04979735d630cae2.rlib" "/opt/rustwide/target/debug/deps/libocl_core_vector-40dff6307be731a6.rlib" "/opt/rustwide/target/debug/deps/libnum-f2f4b35c288503ab.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-dbe3b39b9809dca5.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-4de5fe8f3e107f5b.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-a672890bd0204428.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-1f276c84fe9b361a.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-a736e9880a6987fd.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-bdf045fabfc65aef.rlib" "/opt/rustwide/target/debug/deps/libenum_primitive-2914dce767590ea2.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-3ec37a210fc54d25.rlib" "/opt/rustwide/target/debug/deps/libfailure-4efc06aa0ddf4b50.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-d0c578ee84afb7f1.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-7d70e94502e16b2d.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-5c928f6ad816bbf3.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a8a021a3c0580be7.rlib" "/opt/rustwide/target/debug/deps/libuuid-a47263bbfb70773c.rlib" "/opt/rustwide/target/debug/deps/librand-81dd087bdd5cdc62.rlib" "/opt/rustwide/target/debug/deps/librand-8f0701a0d0623e80.rlib" "/opt/rustwide/target/debug/deps/libsys_info-fd60a729a86b84b8.rlib" "/opt/rustwide/target/debug/deps/libopenssl-b269689a2286c0b4.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-4dbe3903c57d9b42.rlib" "/opt/rustwide/target/debug/deps/libforeign_types-3138d685ddde873e.rlib" "/opt/rustwide/target/debug/deps/libforeign_types_shared-1df85ef0ce08cbc3.rlib" "/opt/rustwide/target/debug/deps/libbitflags-6063cd2c96572b53.rlib" "/opt/rustwide/target/debug/deps/libpaho_mqtt-b5ff321a68169ef3.rlib" "/opt/rustwide/target/debug/deps/libpaho_mqtt_sys-a8233c49f44c7127.rlib" "/opt/rustwide/target/debug/deps/libfutures_timer-328eb6b3fd77e5cd.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-f46f20178ae9408a.rlib" "/opt/rustwide/target/debug/deps/libregex-15375c836b380ec6.rlib" "/opt/rustwide/target/debug/deps/libthread_local-99d81c4e81fbd5ae.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-127689f7eaad1653.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-5ec2d03fa5b8a61a.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-a4a45728390ba59e.rlib" "/opt/rustwide/target/debug/deps/libmemchr-2abc19bd84b1604f.rlib" "/opt/rustwide/target/debug/deps/libatty-2277c1cafabbe962.rlib" "/opt/rustwide/target/debug/deps/liblibc-cb0458f000921a11.rlib" "/opt/rustwide/target/debug/deps/libhumantime-4d7966b077a94560.rlib" "/opt/rustwide/target/debug/deps/libquick_error-bbca79884f64fc4c.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-5cbe246d0c8b5ba0.rlib" "/opt/rustwide/target/debug/deps/liblog-cee60f7cd3d2ec9d.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b22544e46cbb7baa.rlib" "/opt/rustwide/target/debug/deps/libfutures-47fa39838d13c9f2.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9a950938f3668a37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3b1b529ec96b3df7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-ac333df4e6839cea.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-22a9ff9d2be6d427.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5decbb94c7d60860.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-29a9663b62a1cd00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6f0cee0dbab2d3f8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-f5dc7d1d28c5c249.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-d19bda9ef557e755.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-82a955fd13db2399.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-44f3e7c1b7cc17ef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-3ee6f750c5f3c2cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-ae5e1795dcba83e8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8d545d8592f2b534.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c4c222675f83fd37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c1e9c53e75e301ed.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-80a2b295510dd038.rlib" "-Wl,-Bdynamic" "-lOpenCL" "-lssl" "-lcrypto" "-lssl" "-lcrypto" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/mqtt_client-d04a098c7cc624cb" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lOpenCL
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt_client` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ff1aa674af8c339266493b65b99b88155315f68ebf655fe56806e884b1ad87b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1aa674af8c339266493b65b99b88155315f68ebf655fe56806e884b1ad87b8", kill_on_drop: false }`
[INFO] [stdout] ff1aa674af8c339266493b65b99b88155315f68ebf655fe56806e884b1ad87b8