[INFO] fetching crate terminal-linked-hash-map 0.1.0...
[INFO] checking terminal-linked-hash-map-0.1.0 against beta for pr-78714
[INFO] extracting crate terminal-linked-hash-map 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate terminal-linked-hash-map 0.1.0 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 terminal-linked-hash-map 0.1.0
[INFO] finished tweaking crates.io crate terminal-linked-hash-map 0.1.0
[INFO] tweaked toml for crates.io crate terminal-linked-hash-map 0.1.0 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] fddc6a500489ada9f0d9b2d180821f9765060553e43aff6bc3583680bcab5a89
[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" "fddc6a500489ada9f0d9b2d180821f9765060553e43aff6bc3583680bcab5a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fddc6a500489ada9f0d9b2d180821f9765060553e43aff6bc3583680bcab5a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddc6a500489ada9f0d9b2d180821f9765060553e43aff6bc3583680bcab5a89", kill_on_drop: false }`
[INFO] [stdout] fddc6a500489ada9f0d9b2d180821f9765060553e43aff6bc3583680bcab5a89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d6ac2096fd8006f626044dcd923299c5a6114518c0e6a9a7013ee5adffadd98
[INFO] running `Command { std: "docker" "start" "-a" "6d6ac2096fd8006f626044dcd923299c5a6114518c0e6a9a7013ee5adffadd98", kill_on_drop: false }`
[INFO] [stderr]     Checking terminal-linked-hash-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:822:44
[INFO] [stdout]     |
[INFO] [stdout] 822 |     #[inline] fn next(&mut self) -> Option<(&'a K)> { self.inner.next() }
[INFO] [stdout]     |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:827:49
[INFO] [stdout]     |
[INFO] [stdout] 827 |     #[inline] fn next_back(&mut self) -> Option<(&'a K)> { self.inner.next_back() }
[INFO] [stdout]     |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:846:44
[INFO] [stdout]     |
[INFO] [stdout] 846 |     #[inline] fn next(&mut self) -> Option<(&'a V)> { self.inner.next() }
[INFO] [stdout]     |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:851:49
[INFO] [stdout]     |
[INFO] [stdout] 851 |     #[inline] fn next_back(&mut self) -> Option<(&'a V)> { self.inner.next_back() }
[INFO] [stdout]     |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 self.head = Box::into_raw(Box::new(mem::uninitialized()));
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:822:44
[INFO] [stdout]     |
[INFO] [stdout] 822 |     #[inline] fn next(&mut self) -> Option<(&'a K)> { self.inner.next() }
[INFO] [stdout]     |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:827:49
[INFO] [stdout]     |
[INFO] [stdout] 827 |     #[inline] fn next_back(&mut self) -> Option<(&'a K)> { self.inner.next_back() }
[INFO] [stdout]     |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:846:44
[INFO] [stdout]     |
[INFO] [stdout] 846 |     #[inline] fn next(&mut self) -> Option<(&'a V)> { self.inner.next() }
[INFO] [stdout]     |                                            ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:851:49
[INFO] [stdout]     |
[INFO] [stdout] 851 |     #[inline] fn next_back(&mut self) -> Option<(&'a V)> { self.inner.next_back() }
[INFO] [stdout]     |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:175:52
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 self.head = Box::into_raw(Box::new(mem::uninitialized()));
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `terminal-linked-hash-map`
[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] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d6ac2096fd8006f626044dcd923299c5a6114518c0e6a9a7013ee5adffadd98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6ac2096fd8006f626044dcd923299c5a6114518c0e6a9a7013ee5adffadd98", kill_on_drop: false }`
[INFO] [stdout] 6d6ac2096fd8006f626044dcd923299c5a6114518c0e6a9a7013ee5adffadd98