[INFO] fetching crate wispr-mqttlib 0.1.0...
[INFO] testing wispr-mqttlib-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate wispr-mqttlib 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wispr-mqttlib 0.1.0 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 crates.io crate wispr-mqttlib 0.1.0
[INFO] finished tweaking crates.io crate wispr-mqttlib 0.1.0
[INFO] tweaked toml for crates.io crate wispr-mqttlib 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate wispr-mqttlib 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2851c75c4ed41ed5375d5c83b85bbd2eb122e523157ad32c1b980393903f6033
[INFO] running `Command { std: "docker" "start" "-a" "2851c75c4ed41ed5375d5c83b85bbd2eb122e523157ad32c1b980393903f6033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2851c75c4ed41ed5375d5c83b85bbd2eb122e523157ad32c1b980393903f6033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2851c75c4ed41ed5375d5c83b85bbd2eb122e523157ad32c1b980393903f6033", kill_on_drop: false }`
[INFO] [stdout] 2851c75c4ed41ed5375d5c83b85bbd2eb122e523157ad32c1b980393903f6033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cadea76546bdeab8f6ad85bab4afabba2c9481aac7f14adbf2ccbeac8df85b5b
[INFO] running `Command { std: "docker" "start" "-a" "cadea76546bdeab8f6ad85bab4afabba2c9481aac7f14adbf2ccbeac8df85b5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wispr-mqttlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "cadea76546bdeab8f6ad85bab4afabba2c9481aac7f14adbf2ccbeac8df85b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cadea76546bdeab8f6ad85bab4afabba2c9481aac7f14adbf2ccbeac8df85b5b", kill_on_drop: false }`
[INFO] [stdout] cadea76546bdeab8f6ad85bab4afabba2c9481aac7f14adbf2ccbeac8df85b5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 73e721357a39a38b7e9fb87d8f730367acf73afdf1fe546d616c4d0c25327277
[INFO] running `Command { std: "docker" "start" "-a" "73e721357a39a38b7e9fb87d8f730367acf73afdf1fe546d616c4d0c25327277", kill_on_drop: false }`
[INFO] [stderr]    Compiling wispr-mqttlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "73e721357a39a38b7e9fb87d8f730367acf73afdf1fe546d616c4d0c25327277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e721357a39a38b7e9fb87d8f730367acf73afdf1fe546d616c4d0c25327277", kill_on_drop: false }`
[INFO] [stdout] 73e721357a39a38b7e9fb87d8f730367acf73afdf1fe546d616c4d0c25327277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1d9d3a366524cb6b880c33d8aa29326aeb9e8cc21fbbbf66a1c9afcb6fbbbf03
[INFO] running `Command { std: "docker" "start" "-a" "1d9d3a366524cb6b880c33d8aa29326aeb9e8cc21fbbbf66a1c9afcb6fbbbf03", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wispr_mqttlib-98849c79208ac1c9)
[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" "1d9d3a366524cb6b880c33d8aa29326aeb9e8cc21fbbbf66a1c9afcb6fbbbf03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9d3a366524cb6b880c33d8aa29326aeb9e8cc21fbbbf66a1c9afcb6fbbbf03", kill_on_drop: false }`
[INFO] [stdout] 1d9d3a366524cb6b880c33d8aa29326aeb9e8cc21fbbbf66a1c9afcb6fbbbf03