[INFO] updating cached repository https://github.com/Jasperav/ClosureRust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 783c6f617ec7a79751975586784c3a1fb8f50403
[INFO] checking Jasperav/ClosureRust against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2FClosureRust" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jasperav/ClosureRust on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Jasperav/ClosureRust
[INFO] finished tweaking git repo https://github.com/Jasperav/ClosureRust
[INFO] tweaked toml for git repo https://github.com/Jasperav/ClosureRust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Jasperav/ClosureRust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 59ad6c977907c6b84a8b81c29c545b22c39c731dbe3bbf8fb20ea36d9d84f6e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "59ad6c977907c6b84a8b81c29c545b22c39c731dbe3bbf8fb20ea36d9d84f6e0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking closurerust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0277]: expected a `std::ops::FnOnce<()>` closure, found `()`
[INFO] [stderr]    --> src/main.rs:13:25
[INFO] [stderr]     |
[INFO] [stderr] 13  |       std::thread::spawn( {
[INFO] [stderr]     |  _________________________^
[INFO] [stderr] 14  | |         let a = Arc::clone(&is_closed);
[INFO] [stderr] 15  | |         move || connect("127.0.0.1", |c| TestClient(&*a));
[INFO] [stderr] 16  | |     });
[INFO] [stderr]     | |_____^ expected an `FnOnce<()>` closure, found `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::FnOnce<()>` is not implemented for `()`
[INFO] [stderr]     = note: wrap the `()` in a closure with no arguments: `|| { /* code */ }
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `closurerust`.
[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] [stderr] error[E0277]: expected a `std::ops::FnOnce<()>` closure, found `()`
[INFO] [stderr]    --> src/main.rs:13:25
[INFO] [stderr]     |
[INFO] [stderr] 13  |       std::thread::spawn( {
[INFO] [stderr]     |  _________________________^
[INFO] [stderr] 14  | |         let a = Arc::clone(&is_closed);
[INFO] [stderr] 15  | |         move || connect("127.0.0.1", |c| TestClient(&*a));
[INFO] [stderr] 16  | |     });
[INFO] [stderr]     | |_____^ expected an `FnOnce<()>` closure, found `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::FnOnce<()>` is not implemented for `()`
[INFO] [stderr]     = note: wrap the `()` in a closure with no arguments: `|| { /* code */ }
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `closurerust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "59ad6c977907c6b84a8b81c29c545b22c39c731dbe3bbf8fb20ea36d9d84f6e0"`
[INFO] running `"docker" "rm" "-f" "59ad6c977907c6b84a8b81c29c545b22c39c731dbe3bbf8fb20ea36d9d84f6e0"`
[INFO] [stdout] 59ad6c977907c6b84a8b81c29c545b22c39c731dbe3bbf8fb20ea36d9d84f6e0
