[INFO] updating cached repository https://github.com/miyamofigo/rust-shared-ptr
[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] 4935e3eb4a41b6a03fa22706a0f1cd51bcb81496
[INFO] checking miyamofigo/rust-shared-ptr against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiyamofigo%2Frust-shared-ptr" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/miyamofigo/rust-shared-ptr on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/miyamofigo/rust-shared-ptr
[INFO] finished tweaking git repo https://github.com/miyamofigo/rust-shared-ptr
[INFO] tweaked toml for git repo https://github.com/miyamofigo/rust-shared-ptr written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/miyamofigo/rust-shared-ptr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] a94fb67be13d87228f45db6c254c65cb7463bf1a8699f8df6d501e5b03277021
[INFO] running `"docker" "start" "-a" "a94fb67be13d87228f45db6c254c65cb7463bf1a8699f8df6d501e5b03277021"`
[INFO] [stderr]     Checking shared v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `core::nonzero`
[INFO] [stderr]   --> src/lib.rs:31:11
[INFO] [stderr]    |
[INFO] [stderr] 31 | use core::nonzero::NonZero;
[INFO] [stderr]    |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]   --> src/lib.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | use alloc::heap::deallocate;
[INFO] [stderr]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::nonzero`
[INFO] [stderr]   --> src/lib.rs:31:11
[INFO] [stderr]    |
[INFO] [stderr] 31 | use core::nonzero::NonZero;
[INFO] [stderr]    |           ^^^^^^^ could not find `nonzero` in `core`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]   --> src/lib.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | use alloc::heap::deallocate;
[INFO] [stderr]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `POST_DROP_USIZE` in module `mem`
[INFO] [stderr]    --> src/lib.rs:155:45
[INFO] [stderr]     |
[INFO] [stderr] 155 |           ptr as *const () as usize != mem::POST_DROP_USIZE {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^ not found in `mem`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `POST_DROP_USIZE` in module `mem`
[INFO] [stderr]    --> src/lib.rs:354:43
[INFO] [stderr]     |
[INFO] [stderr] 354 |         ptr as *const () as usize != mem::POST_DROP_USIZE {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^ not found in `mem`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `POST_DROP_USIZE` in module `mem`
[INFO] [stderr]    --> src/lib.rs:155:45
[INFO] [stderr]     |
[INFO] [stderr] 155 |           ptr as *const () as usize != mem::POST_DROP_USIZE {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^ not found in `mem`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `POST_DROP_USIZE` in module `mem`
[INFO] [stderr]    --> src/lib.rs:354:43
[INFO] [stderr]     |
[INFO] [stderr] 354 |         ptr as *const () as usize != mem::POST_DROP_USIZE {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^ not found in `mem`
[INFO] [stderr] 
[INFO] [stderr] error[E0374]: the trait `CoerceUnsized` may only be implemented for a coercion between structures with one field being coerced, none found
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl<T: ?Sized+Unsize<U>, U: ?Sized> CoerceUnsized<Shared<U>> for Shared<T> {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0374]: the trait `CoerceUnsized` may only be implemented for a coercion between structures with one field being coerced, none found
[INFO] [stderr]    --> src/lib.rs:320:1
[INFO] [stderr]     |
[INFO] [stderr] 320 | impl<T: ?Sized+Unsize<U>, U: ?Sized> CoerceUnsized<Weak2<U>> for Weak2<T> {}
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0374]: the trait `CoerceUnsized` may only be implemented for a coercion between structures with one field being coerced, none found
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl<T: ?Sized+Unsize<U>, U: ?Sized> CoerceUnsized<Shared<U>> for Shared<T> {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0374]: the trait `CoerceUnsized` may only be implemented for a coercion between structures with one field being coerced, none found
[INFO] [stderr]    --> src/lib.rs:320:1
[INFO] [stderr]     |
[INFO] [stderr] 320 | impl<T: ?Sized+Unsize<U>, U: ?Sized> CoerceUnsized<Weak2<U>> for Weak2<T> {}
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0374, E0425, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0374`.
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0374, E0425, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0374`.
[INFO] [stderr] error: could not compile `shared`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `shared`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a94fb67be13d87228f45db6c254c65cb7463bf1a8699f8df6d501e5b03277021"`
[INFO] running `"docker" "rm" "-f" "a94fb67be13d87228f45db6c254c65cb7463bf1a8699f8df6d501e5b03277021"`
[INFO] [stdout] a94fb67be13d87228f45db6c254c65cb7463bf1a8699f8df6d501e5b03277021