[INFO] cloning repository https://github.com/curiousmindflow/rust-mqttc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/curiousmindflow/rust-mqttc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuriousmindflow%2Frust-mqttc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuriousmindflow%2Frust-mqttc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b003b0eaf6f420b701e2e07a47b6b31d62b341ef
[INFO] testing curiousmindflow/rust-mqttc 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%2Fcuriousmindflow%2Frust-mqttc" "/workspace/builds/worker-116/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-116/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/curiousmindflow/rust-mqttc 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/curiousmindflow/rust-mqttc
[INFO] finished tweaking git repo https://github.com/curiousmindflow/rust-mqttc
[INFO] tweaked toml for git repo https://github.com/curiousmindflow/rust-mqttc written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate git repo https://github.com/curiousmindflow/rust-mqttc 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 63d03552b6ca0a239144ed9dd0437f85b8a97b4a1f5d895630ebd64a0be9a939
[INFO] running `Command { std: "docker" "start" "-a" "63d03552b6ca0a239144ed9dd0437f85b8a97b4a1f5d895630ebd64a0be9a939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d03552b6ca0a239144ed9dd0437f85b8a97b4a1f5d895630ebd64a0be9a939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d03552b6ca0a239144ed9dd0437f85b8a97b4a1f5d895630ebd64a0be9a939", kill_on_drop: false }`
[INFO] [stdout] 63d03552b6ca0a239144ed9dd0437f85b8a97b4a1f5d895630ebd64a0be9a939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 1cd2a7392f2b82a53f52daaceedba22824bad74cc880daee90eddda69188c8ba
[INFO] running `Command { std: "docker" "start" "-a" "1cd2a7392f2b82a53f52daaceedba22824bad74cc880daee90eddda69188c8ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling pollster v0.2.4
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling mqttbytes v0.4.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling rumqttc v0.8.0
[INFO] [stderr]    Compiling rust-mqttc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.74s
[INFO] running `Command { std: "docker" "inspect" "1cd2a7392f2b82a53f52daaceedba22824bad74cc880daee90eddda69188c8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd2a7392f2b82a53f52daaceedba22824bad74cc880daee90eddda69188c8ba", kill_on_drop: false }`
[INFO] [stdout] 1cd2a7392f2b82a53f52daaceedba22824bad74cc880daee90eddda69188c8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77626f0c9ae0d1be59c785765de8b943419d5fd2b0feeca48f9d2384cf12d7fa
[INFO] running `Command { std: "docker" "start" "-a" "77626f0c9ae0d1be59c785765de8b943419d5fd2b0feeca48f9d2384cf12d7fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-mqttc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 59.08s
[INFO] running `Command { std: "docker" "inspect" "77626f0c9ae0d1be59c785765de8b943419d5fd2b0feeca48f9d2384cf12d7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77626f0c9ae0d1be59c785765de8b943419d5fd2b0feeca48f9d2384cf12d7fa", kill_on_drop: false }`
[INFO] [stdout] 77626f0c9ae0d1be59c785765de8b943419d5fd2b0feeca48f9d2384cf12d7fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7aa6dc6ddb29476dd720deee35b439f2322841b0f1a997f9c2e4e322ef6c4897
[INFO] running `Command { std: "docker" "start" "-a" "7aa6dc6ddb29476dd720deee35b439f2322841b0f1a997f9c2e4e322ef6c4897", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.14s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_mqttc-7c94e766a24f4916)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-mqttc
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7aa6dc6ddb29476dd720deee35b439f2322841b0f1a997f9c2e4e322ef6c4897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa6dc6ddb29476dd720deee35b439f2322841b0f1a997f9c2e4e322ef6c4897", kill_on_drop: false }`
[INFO] [stdout] 7aa6dc6ddb29476dd720deee35b439f2322841b0f1a997f9c2e4e322ef6c4897