[INFO] fetching crate usp10-sys 0.0.1...
[INFO] testing usp10-sys-0.0.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate usp10-sys 0.0.1 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate usp10-sys 0.0.1 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 usp10-sys 0.0.1
[INFO] finished tweaking crates.io crate usp10-sys 0.0.1
[INFO] tweaked toml for crates.io crate usp10-sys 0.0.1 written to /workspace/builds/worker-32/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]     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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] bd8ce06a0c0392b4fcb438774d0c826908816bd1665b52386820122352dd7260
[INFO] running `Command { std: "docker" "start" "-a" "bd8ce06a0c0392b4fcb438774d0c826908816bd1665b52386820122352dd7260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd8ce06a0c0392b4fcb438774d0c826908816bd1665b52386820122352dd7260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8ce06a0c0392b4fcb438774d0c826908816bd1665b52386820122352dd7260", kill_on_drop: false }`
[INFO] [stdout] bd8ce06a0c0392b4fcb438774d0c826908816bd1665b52386820122352dd7260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] ec51496c5131e14fc7d3398eee730ea14f118463410a59af641bac7af2699e60
[INFO] running `Command { std: "docker" "start" "-a" "ec51496c5131e14fc7d3398eee730ea14f118463410a59af641bac7af2699e60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling usp10-sys v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `experimental` in this scope
[INFO] [stdout]  --> src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![experimental]
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `winapi::*`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use winapi::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `usp10-sys`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ec51496c5131e14fc7d3398eee730ea14f118463410a59af641bac7af2699e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec51496c5131e14fc7d3398eee730ea14f118463410a59af641bac7af2699e60", kill_on_drop: false }`
[INFO] [stdout] ec51496c5131e14fc7d3398eee730ea14f118463410a59af641bac7af2699e60
