[INFO] fetching crate cerk_port_mqtt 0.2.6...
[INFO] testing cerk_port_mqtt-0.2.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cerk_port_mqtt 0.2.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cerk_port_mqtt 0.2.6 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cerk_port_mqtt 0.2.6
[INFO] finished tweaking crates.io crate cerk_port_mqtt 0.2.6
[INFO] tweaked toml for crates.io crate cerk_port_mqtt 0.2.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-timer v0.1.1
[INFO] [stderr]   Downloaded bindgen v0.50.1
[INFO] [stderr]   Downloaded paho-mqtt v0.6.0
[INFO] [stderr]   Downloaded paho-mqtt-sys v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c64e0021b41e6480d4408d4648b12fe35fb89551b1fd8eb6ff7b20b0a2dad615
[INFO] running `Command { std: "docker" "start" "-a" "c64e0021b41e6480d4408d4648b12fe35fb89551b1fd8eb6ff7b20b0a2dad615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c64e0021b41e6480d4408d4648b12fe35fb89551b1fd8eb6ff7b20b0a2dad615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64e0021b41e6480d4408d4648b12fe35fb89551b1fd8eb6ff7b20b0a2dad615", kill_on_drop: false }`
[INFO] [stdout] c64e0021b41e6480d4408d4648b12fe35fb89551b1fd8eb6ff7b20b0a2dad615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d7ad5aaef4d2624703a7dc46ce7033124fd7dad8ce029c23f10ed2d5ad89b83
[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" "3d7ad5aaef4d2624703a7dc46ce7033124fd7dad8ce029c23f10ed2d5ad89b83", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling cerk v0.2.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling futures-timer v0.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling paho-mqtt-sys v0.2.1
[INFO] [stderr]    Compiling paho-mqtt v0.6.0
[INFO] [stderr]    Compiling cerk_port_mqtt v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "3d7ad5aaef4d2624703a7dc46ce7033124fd7dad8ce029c23f10ed2d5ad89b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7ad5aaef4d2624703a7dc46ce7033124fd7dad8ce029c23f10ed2d5ad89b83", kill_on_drop: false }`
[INFO] [stdout] 3d7ad5aaef4d2624703a7dc46ce7033124fd7dad8ce029c23f10ed2d5ad89b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17fc21bcc5ac868fb1ebda838474743e52318a3cbf1d89dd371ac8dea5f71b77
[INFO] running `Command { std: "docker" "start" "-a" "17fc21bcc5ac868fb1ebda838474743e52318a3cbf1d89dd371ac8dea5f71b77", kill_on_drop: false }`
[INFO] [stderr]    Compiling cerk_port_mqtt v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "17fc21bcc5ac868fb1ebda838474743e52318a3cbf1d89dd371ac8dea5f71b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17fc21bcc5ac868fb1ebda838474743e52318a3cbf1d89dd371ac8dea5f71b77", kill_on_drop: false }`
[INFO] [stdout] 17fc21bcc5ac868fb1ebda838474743e52318a3cbf1d89dd371ac8dea5f71b77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c63c6135693cc9b0d74bfdf61db8daaa65bb5f12b23218982abcd78e77c10304
[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" "c63c6135693cc9b0d74bfdf61db8daaa65bb5f12b23218982abcd78e77c10304", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cerk_port_mqtt-ebb1aae068ee3784
[INFO] [stdout] running 3 tests
[INFO] [stdout] test port_mqtt::tests::setup_connection_with_minimal_send_config ... ok
[INFO] [stderr]    Doc-tests cerk_port_mqtt
[INFO] [stdout] test port_mqtt::tests::setup_connection_with_minimal_receive_config ... ok
[INFO] [stdout] test port_mqtt::tests::setup_connection_with_full_config ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 156) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 112) ... ok
[INFO] [stdout] test src/lib.rs - (line 131) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c63c6135693cc9b0d74bfdf61db8daaa65bb5f12b23218982abcd78e77c10304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63c6135693cc9b0d74bfdf61db8daaa65bb5f12b23218982abcd78e77c10304", kill_on_drop: false }`
[INFO] [stdout] c63c6135693cc9b0d74bfdf61db8daaa65bb5f12b23218982abcd78e77c10304