[INFO] fetching crate cosmo 0.1.0...
[INFO] testing cosmo-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate cosmo 0.1.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate cosmo 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cosmo 0.1.0
[INFO] finished tweaking crates.io crate cosmo 0.1.0
[INFO] tweaked toml for crates.io crate cosmo 0.1.0 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (time) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dependencies.time.time
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c98fa85a786b490b3121490794b0bc21ee35ba6c6a4cbd5c99fef9d2fed7201
[INFO] running `Command { std: "docker" "start" "-a" "3c98fa85a786b490b3121490794b0bc21ee35ba6c6a4cbd5c99fef9d2fed7201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c98fa85a786b490b3121490794b0bc21ee35ba6c6a4cbd5c99fef9d2fed7201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c98fa85a786b490b3121490794b0bc21ee35ba6c6a4cbd5c99fef9d2fed7201", kill_on_drop: false }`
[INFO] [stdout] 3c98fa85a786b490b3121490794b0bc21ee35ba6c6a4cbd5c99fef9d2fed7201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a827f011cc53a72435b0f6767bb6ee6af43d50cfbf776777e1bc8fb3529f3f3
[INFO] running `Command { std: "docker" "start" "-a" "8a827f011cc53a72435b0f6767bb6ee6af43d50cfbf776777e1bc8fb3529f3f3", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (time) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dependencies.time.time
[INFO] [stderr] error: failed to run `rustc` to learn about crate-type dynlib information
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc - --crate-name ___ --print=file-names --cap-lints=warn --crate-type dynlib` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: unknown crate type: `dynlib`
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "8a827f011cc53a72435b0f6767bb6ee6af43d50cfbf776777e1bc8fb3529f3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a827f011cc53a72435b0f6767bb6ee6af43d50cfbf776777e1bc8fb3529f3f3", kill_on_drop: false }`
[INFO] [stdout] 8a827f011cc53a72435b0f6767bb6ee6af43d50cfbf776777e1bc8fb3529f3f3
