[INFO] updating cached repository https://github.com/NicolasLagaillardie/mqtt_client
[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] 1855275b60e7b62c4d4fa94da631d7a6ac101ac8
[INFO] testing NicolasLagaillardie/mqtt_client against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicolasLagaillardie%2Fmqtt_client" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NicolasLagaillardie/mqtt_client on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/NicolasLagaillardie/mqtt_client already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 1ffd8a9a66fbb5ed72a2cdd74f6209a85d75285263c5cf0465062c4269a3452e
[INFO] running `"docker" "start" "-a" "1ffd8a9a66fbb5ed72a2cdd74f6209a85d75285263c5cf0465062c4269a3452e"`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling sys-info v0.5.8
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling futures-timer v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling paho-mqtt-sys v0.2.1
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling ifaces v0.1.0 (https://github.com/LuoZijun/rust-ifaces.git#91bd5b26)
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling crossbeam v0.7.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling qutex v0.2.3
[INFO] [stderr]    Compiling ocl-core-vector v0.1.0
[INFO] [stderr]    Compiling paho-mqtt v0.6.0
[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] [stderr] warning: unused imports: `Device`, `Platform`
[INFO] [stderr]   --> src/lib.rs:32:11
[INFO] [stderr]    |
[INFO] [stderr] 32 | use ocl::{Device, Platform};
[INFO] [stderr]    |           ^^^^^^  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[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/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.mqtt_client.7nt9engu-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.mqtt_client.7nt9engu-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.mqtt_client.7nt9engu-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.mqtt_client.7nt9engu-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.mqtt_client.7nt9engu-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.mqtt_client.7nt9engu-cgu.5.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118" "/opt/rustwide/target/debug/deps/mqtt_client-5868467e4e238118.36lnei30llnvr9ya.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-0b25c3b7e7e69438/out" "-L" "/opt/rustwide/target/debug/build/paho-mqtt-sys-d72446b0dcc515bb/out/lib" "-L" "/opt/rustwide/target/debug/build/sys-info-3c2759077dbd8a0b/out" "-L" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmqtt_client-043a952325b199d6.rlib" "/opt/rustwide/target/debug/deps/libocl-71241f7b71d69ce3.rlib" "/opt/rustwide/target/debug/deps/libqutex-899cae049a33ebe6.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-72f1ad764e87266a.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-4fff07820ed92c14.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-5c7f13ea7874f815.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-98b2c1f29e4e4c7d.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-db69723ebdd71168.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-68a78b59e929aafd.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-f568c211fbebd6f5.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-3467a8f5c01b1eaf.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-7b7f1d018325e9a0.rlib" "/opt/rustwide/target/debug/deps/libnodrop-bc2dc5c79ffff014.rlib" "/opt/rustwide/target/debug/deps/libocl_core-a575d07d31723e7d.rlib" "/opt/rustwide/target/debug/deps/libcl_sys-865baa407f6604e5.rlib" "/opt/rustwide/target/debug/deps/libocl_core_vector-c24805223e59957d.rlib" "/opt/rustwide/target/debug/deps/libnum-e89b8955d4cb660a.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-2a22cdcaddf45a26.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-a2360a15fdeb1a72.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-de6f440edcb1236c.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-b323a4b6c1dbecd6.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-60cbe5ad0b2e43ee.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-bfce5498649dc14e.rlib" "/opt/rustwide/target/debug/deps/libenum_primitive-dada8f9032967030.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-9773ea1f7b17cdc3.rlib" "/opt/rustwide/target/debug/deps/libfailure-3662fb51a3b5721f.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-efd023407a8eb0f1.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-990c3f97dec13805.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-ddd1f5c7601919b4.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-4c391b9c6e0fa0e0.rlib" "/opt/rustwide/target/debug/deps/libuuid-e7388b180637b2e6.rlib" "/opt/rustwide/target/debug/deps/librand-3fcbc8e5061d1883.rlib" "/opt/rustwide/target/debug/deps/librand-b8a9a66c4e8dc40b.rlib" "/opt/rustwide/target/debug/deps/libsys_info-fd4320ac81305eca.rlib" "/opt/rustwide/target/debug/deps/libopenssl-150fdb643205ad74.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-dc4e52bf21e55f34.rlib" "/opt/rustwide/target/debug/deps/libforeign_types-5db987c387d031ae.rlib" "/opt/rustwide/target/debug/deps/libforeign_types_shared-080c2a464daeac24.rlib" "/opt/rustwide/target/debug/deps/libbitflags-c5180c3dc5cc8193.rlib" "/opt/rustwide/target/debug/deps/libpaho_mqtt-d15a4f740faf432f.rlib" "/opt/rustwide/target/debug/deps/libpaho_mqtt_sys-2ba393c153c372e3.rlib" "/opt/rustwide/target/debug/deps/libfutures_timer-2b867248db1ff05d.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-0f124e5dfa7c399a.rlib" "/opt/rustwide/target/debug/deps/libregex-0303cf75baf83580.rlib" "/opt/rustwide/target/debug/deps/libthread_local-c8eae1160ac28540.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9da339be0fbe21d2.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-79f4ad29dbfe489f.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-751b3299b3c0f8d6.rlib" "/opt/rustwide/target/debug/deps/libmemchr-4e94a8a5927748db.rlib" "/opt/rustwide/target/debug/deps/libatty-59b9aa941820d4f5.rlib" "/opt/rustwide/target/debug/deps/liblibc-c2725012b0cfd464.rlib" "/opt/rustwide/target/debug/deps/libhumantime-e968f2eb2fa45091.rlib" "/opt/rustwide/target/debug/deps/libquick_error-26a5f855c809a9eb.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-411382c72158694d.rlib" "/opt/rustwide/target/debug/deps/liblog-e05329b9ca199b2b.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-7bfa6ddb9b2ff1d3.rlib" "/opt/rustwide/target/debug/deps/libfutures-f2a22ac7d502c29c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-62f93208e14fa8f0.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b2c4dbe979cef5e2.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-8b9b66cb3e9f891d.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5998b08bf29f56ac.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-efd1670396ccb585.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6435b9209e888961.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-866e5dfb603b34d2.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-75eac3089695b3b4.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-35744537b4825584.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-f7ee5081d96fb2cd.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-5b28479cb639d76c.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f827473dd3b319fa.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-53f9c299c549c6a9.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-44132fbb3fcc18d3.rlib" "-Wl,-Bdynamic" "-lOpenCL" "-lOpenCL" "-lssl" "-lcrypto" "-lssl" "-lcrypto" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lOpenCL
[INFO] [stderr]           /usr/bin/ld: cannot find -lOpenCL
[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 `mqtt_client`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1ffd8a9a66fbb5ed72a2cdd74f6209a85d75285263c5cf0465062c4269a3452e"`
[INFO] running `"docker" "rm" "-f" "1ffd8a9a66fbb5ed72a2cdd74f6209a85d75285263c5cf0465062c4269a3452e"`
[INFO] [stdout] 1ffd8a9a66fbb5ed72a2cdd74f6209a85d75285263c5cf0465062c4269a3452e