[INFO] crate webdav-handler 0.1.1 is already in cache
[INFO] checking webdav-handler-0.1.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate webdav-handler 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate webdav-handler 0.1.1 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate webdav-handler 0.1.1
[INFO] finished tweaking crates.io crate webdav-handler 0.1.1
[INFO] tweaked toml for crates.io crate webdav-handler 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2c138cd80da46f2fc6ed91ff33c48a88ddf728e10216c2de851f068f4f998200
[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" "2c138cd80da46f2fc6ed91ff33c48a88ddf728e10216c2de851f068f4f998200"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking webdav-handler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]    --> src/lib.rs:120:25
[INFO] [stderr]     |
[INFO] [stderr] 120 | #![feature(async_await, await_macro)]
[INFO] [stderr]     |                         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: subsumed by `.await` syntax
[INFO] [stderr]    --> src/lib.rs:120:25
[INFO] [stderr]     |
[INFO] [stderr] 120 | #![feature(async_await, await_macro)]
[INFO] [stderr]     |                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]    --> src/lib.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | #![feature(async_await, await_macro)]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/handle_copymove.rs:245:38
[INFO] [stderr]     |
[INFO] [stderr] 245 |         let items = AsyncStream::new(async move |tx| {
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/handle_delete.rs:155:38
[INFO] [stderr]     |
[INFO] [stderr] 155 |         let items = AsyncStream::new(async move |tx| {
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/handle_gethead.rs:172:57
[INFO] [stderr]     |
[INFO] [stderr] 172 |             *res.body_mut() = Box::new(AsyncStream::new(async move |mut tx| {
[INFO] [stderr]     |                                                         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/handle_gethead.rs:278:57
[INFO] [stderr]     |
[INFO] [stderr] 278 |             *res.body_mut() = Box::new(AsyncStream::new(async move |mut tx| {
[INFO] [stderr]     |                                                         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/handle_props.rs:207:53
[INFO] [stderr]     |
[INFO] [stderr] 207 |         *res.body_mut() = Box::new(AsyncStream::new(async move |tx| {
[INFO] [stderr]     |                                                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/handle_props.rs:482:53
[INFO] [stderr]     |
[INFO] [stderr] 482 |         *res.body_mut() = Box::new(AsyncStream::new(async move |tx| {
[INFO] [stderr]     |                                                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> src/multierror.rs:133:33
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let body = AsyncStream::new(async move |mut tx| {
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0557, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `webdav-handler`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2c138cd80da46f2fc6ed91ff33c48a88ddf728e10216c2de851f068f4f998200"`
[INFO] running `"docker" "rm" "-f" "2c138cd80da46f2fc6ed91ff33c48a88ddf728e10216c2de851f068f4f998200"`
[INFO] [stdout] 2c138cd80da46f2fc6ed91ff33c48a88ddf728e10216c2de851f068f4f998200