[INFO] fetching crate paho-mqtt 0.9.1...
[INFO] testing paho-mqtt-0.9.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate paho-mqtt 0.9.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate paho-mqtt 0.9.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate paho-mqtt 0.9.1
[INFO] finished tweaking crates.io crate paho-mqtt 0.9.1
[INFO] tweaked toml for crates.io crate paho-mqtt 0.9.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate paho-mqtt 0.9.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a80b9245b3f7d97bcc9acbfc29755be5b36b31f080397392c8df04aced8f9da9
[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" "a80b9245b3f7d97bcc9acbfc29755be5b36b31f080397392c8df04aced8f9da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80b9245b3f7d97bcc9acbfc29755be5b36b31f080397392c8df04aced8f9da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80b9245b3f7d97bcc9acbfc29755be5b36b31f080397392c8df04aced8f9da9", kill_on_drop: false }`
[INFO] [stdout] a80b9245b3f7d97bcc9acbfc29755be5b36b31f080397392c8df04aced8f9da9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2150c83fdd4e993483a628bc344dba83312e4718c94644dc142961b0ae7ea482
[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" "2150c83fdd4e993483a628bc344dba83312e4718c94644dc142961b0ae7ea482", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling openssl-sys v0.9.59
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling paho-mqtt-sys v0.5.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling thiserror v1.0.16
[INFO] [stderr]    Compiling pin-project v0.4.16
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling paho-mqtt v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "2150c83fdd4e993483a628bc344dba83312e4718c94644dc142961b0ae7ea482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2150c83fdd4e993483a628bc344dba83312e4718c94644dc142961b0ae7ea482", kill_on_drop: false }`
[INFO] [stdout] 2150c83fdd4e993483a628bc344dba83312e4718c94644dc142961b0ae7ea482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82466fe808468517ff78cd7719fa96be1cff6ef07b9e80a5e3d0f62071059c49
[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" "82466fe808468517ff78cd7719fa96be1cff6ef07b9e80a5e3d0f62071059c49", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.5
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling paho-mqtt v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `paho-mqtt`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name paho_mqtt --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="bundled"' --cfg 'feature="default"' --cfg 'feature="ssl"' -C metadata=cfb4134629425994 -C extra-filename=-cfb4134629425994 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-c84f27047443a1b3.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-276dde38f4411062.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-217ed9bb2c340292.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-bb999a7d6e488286.rlib --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-2458907d39d199c4.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-f1f8f9226049e9a7.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-72bab3e423bcd510.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-00e96ec619c243dd.rlib --extern paho_mqtt_sys=/opt/rustwide/target/debug/deps/libpaho_mqtt_sys-894000754b957a6d.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-b5677b2e22d661d8.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-c2fd07f5b2bfe744.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9d131981df1a1cf5.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-3188280f7ed30412.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-95975b28835e9022.rlib --cap-lints=warn -L /usr/lib -L native=/opt/rustwide/target/debug/build/paho-mqtt-sys-2bd952463461b233/out/lib` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "82466fe808468517ff78cd7719fa96be1cff6ef07b9e80a5e3d0f62071059c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82466fe808468517ff78cd7719fa96be1cff6ef07b9e80a5e3d0f62071059c49", kill_on_drop: false }`
[INFO] [stdout] 82466fe808468517ff78cd7719fa96be1cff6ef07b9e80a5e3d0f62071059c49