[INFO] crate buddy-allocator 0.2.1 is already in cache
[INFO] checking buddy-allocator-0.2.1 against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] extracting crate buddy-allocator 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate buddy-allocator 0.2.1 on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate buddy-allocator 0.2.1
[INFO] finished tweaking crates.io crate buddy-allocator 0.2.1
[INFO] tweaked toml for crates.io crate buddy-allocator 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fc8039fe4e0eb2e66c77133a812a2c49a4e810bb12a0554ef19a01e87bd4039
[INFO] running `"docker" "start" "-a" "2fc8039fe4e0eb2e66c77133a812a2c49a4e810bb12a0554ef19a01e87bd4039"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking alloc-wg v0.8.0
[INFO] [stderr] error[E0599]: no function or associated item named `empty` found for struct `std::ptr::Unique<_>` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/alloc-wg-0.8.0/src/raw_vec.rs:135:26
[INFO] [stderr]     |
[INFO] [stderr] 135 |             ptr: Unique::empty(),
[INFO] [stderr]     |                          ^^^^^ function or associated item not found in `std::ptr::Unique<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::ptr::Unique<T>: std::convert::From<std::ptr::NonNull<_>>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/alloc-wg-0.8.0/src/raw_vec.rs:182:42
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 ptr: memory.ptr().cast().into(),
[INFO] [stderr]     |                                          ^^^^ the trait `std::convert::From<std::ptr::NonNull<_>>` is not implemented for `std::ptr::Unique<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::ptr::Unique<T> as std::convert::From<&mut T>>
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<std::ptr::Unique<T>>` for `std::ptr::NonNull<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::ptr::Unique<T>: std::convert::From<std::ptr::NonNull<_>>` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/alloc-wg-0.8.0/src/raw_vec.rs:537:40
[INFO] [stderr]     |
[INFO] [stderr] 537 |         self.ptr = memory.ptr().cast().into();
[INFO] [stderr]     |                                        ^^^^ the trait `std::convert::From<std::ptr::NonNull<_>>` is not implemented for `std::ptr::Unique<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::ptr::Unique<T> as std::convert::From<&mut T>>
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<std::ptr::Unique<T>>` for `std::ptr::NonNull<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `alloc-wg`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2fc8039fe4e0eb2e66c77133a812a2c49a4e810bb12a0554ef19a01e87bd4039"`
[INFO] running `"docker" "rm" "-f" "2fc8039fe4e0eb2e66c77133a812a2c49a4e810bb12a0554ef19a01e87bd4039"`
[INFO] [stdout] 2fc8039fe4e0eb2e66c77133a812a2c49a4e810bb12a0554ef19a01e87bd4039