[INFO] fetching crate olepro32-sys 0.0.1...
[INFO] checking olepro32-sys-0.0.1 against beta for pr-78714
[INFO] extracting crate olepro32-sys 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate olepro32-sys 0.0.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate olepro32-sys 0.0.1
[INFO] finished tweaking crates.io crate olepro32-sys 0.0.1
[INFO] tweaked toml for crates.io crate olepro32-sys 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50f2b82ebe9689b2b075a7a6ab41be5b02a570190ee66e7be10b63bbaed48be2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50f2b82ebe9689b2b075a7a6ab41be5b02a570190ee66e7be10b63bbaed48be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f2b82ebe9689b2b075a7a6ab41be5b02a570190ee66e7be10b63bbaed48be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f2b82ebe9689b2b075a7a6ab41be5b02a570190ee66e7be10b63bbaed48be2", kill_on_drop: false }`
[INFO] [stdout] 50f2b82ebe9689b2b075a7a6ab41be5b02a570190ee66e7be10b63bbaed48be2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce1bea411162ac14c03b14bb8b79b1b8bcd6914cbb1a67456cc010961ffa3f63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce1bea411162ac14c03b14bb8b79b1b8bcd6914cbb1a67456cc010961ffa3f63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling olepro32-sys v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![experimental]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `olepro32-sys`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![experimental]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ce1bea411162ac14c03b14bb8b79b1b8bcd6914cbb1a67456cc010961ffa3f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1bea411162ac14c03b14bb8b79b1b8bcd6914cbb1a67456cc010961ffa3f63", kill_on_drop: false }`
[INFO] [stdout] ce1bea411162ac14c03b14bb8b79b1b8bcd6914cbb1a67456cc010961ffa3f63