[INFO] fetching crate rust-cloud-discovery 0.1.0...
[INFO] testing rust-cloud-discovery-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rust-cloud-discovery 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-cloud-discovery 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-cloud-discovery 0.1.0
[INFO] finished tweaking crates.io crate rust-cloud-discovery 0.1.0
[INFO] tweaked toml for crates.io crate rust-cloud-discovery 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9d14f7da4a5a276edd8f7927428f77fd08d30e09ddf42e854c16d316d3c00d0
[INFO] running `Command { std: "docker" "start" "-a" "a9d14f7da4a5a276edd8f7927428f77fd08d30e09ddf42e854c16d316d3c00d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9d14f7da4a5a276edd8f7927428f77fd08d30e09ddf42e854c16d316d3c00d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d14f7da4a5a276edd8f7927428f77fd08d30e09ddf42e854c16d316d3c00d0", kill_on_drop: false }`
[INFO] [stdout] a9d14f7da4a5a276edd8f7927428f77fd08d30e09ddf42e854c16d316d3c00d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a0884362a09db885908cda35e881cea30ea4458b1184c570413694bcf1e8dee
[INFO] running `Command { std: "docker" "start" "-a" "7a0884362a09db885908cda35e881cea30ea4458b1184c570413694bcf1e8dee", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling rust-cloud-discovery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.76s
[INFO] running `Command { std: "docker" "inspect" "7a0884362a09db885908cda35e881cea30ea4458b1184c570413694bcf1e8dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a0884362a09db885908cda35e881cea30ea4458b1184c570413694bcf1e8dee", kill_on_drop: false }`
[INFO] [stdout] 7a0884362a09db885908cda35e881cea30ea4458b1184c570413694bcf1e8dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c6148f14702e9896fb6485a5d68f0da77e29afed6ca4a206adb73189e99ff89
[INFO] running `Command { std: "docker" "start" "-a" "4c6148f14702e9896fb6485a5d68f0da77e29afed6ca4a206adb73189e99ff89", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-cloud-discovery v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "4c6148f14702e9896fb6485a5d68f0da77e29afed6ca4a206adb73189e99ff89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6148f14702e9896fb6485a5d68f0da77e29afed6ca4a206adb73189e99ff89", kill_on_drop: false }`
[INFO] [stdout] 4c6148f14702e9896fb6485a5d68f0da77e29afed6ca4a206adb73189e99ff89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bca7b9784a7a3b79dc1661862b0ea3abdf5c445425f7fd1d0a48f31eaeb69c5
[INFO] running `Command { std: "docker" "start" "-a" "8bca7b9784a7a3b79dc1661862b0ea3abdf5c445425f7fd1d0a48f31eaeb69c5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cloud_discovery-fa0e184e741e74b3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-cloud-discovery
[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] [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" "8bca7b9784a7a3b79dc1661862b0ea3abdf5c445425f7fd1d0a48f31eaeb69c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bca7b9784a7a3b79dc1661862b0ea3abdf5c445425f7fd1d0a48f31eaeb69c5", kill_on_drop: false }`
[INFO] [stdout] 8bca7b9784a7a3b79dc1661862b0ea3abdf5c445425f7fd1d0a48f31eaeb69c5