[INFO] fetching crate standard_allocator 0.1.0...
[INFO] checking standard_allocator-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate standard_allocator 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate standard_allocator 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate standard_allocator 0.1.0
[INFO] finished tweaking crates.io crate standard_allocator 0.1.0
[INFO] tweaked toml for crates.io crate standard_allocator 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2b2883c1fa4f0caf8fcd1dfe905c6d48bec4c77f8f4fc79206d10fabed4585d
[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" "d2b2883c1fa4f0caf8fcd1dfe905c6d48bec4c77f8f4fc79206d10fabed4585d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2b2883c1fa4f0caf8fcd1dfe905c6d48bec4c77f8f4fc79206d10fabed4585d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b2883c1fa4f0caf8fcd1dfe905c6d48bec4c77f8f4fc79206d10fabed4585d", kill_on_drop: false }`
[INFO] [stdout] d2b2883c1fa4f0caf8fcd1dfe905c6d48bec4c77f8f4fc79206d10fabed4585d
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e096ade74fa2d1037a32ab29abe6f68a21f180ed0ff184f36e3ff5378f2d0dc
[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" "0e096ade74fa2d1037a32ab29abe6f68a21f180ed0ff184f36e3ff5378f2d0dc", kill_on_drop: false }`
[INFO] [stderr]     Checking loca v0.5.4
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use core::ptr::Unique;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:857:42
[INFO] [stdout]     |
[INFO] [stdout] 857 |     fn alloc_one<T>(&mut self) -> Result<Unique<T>, AllocErr> {
[INFO] [stdout]     |                                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:860:44
[INFO] [stdout]     |
[INFO] [stdout] 860 |             unsafe { self.alloc(k).map(|p| Unique::new_unchecked(p as *mut T)) }
[INFO] [stdout]     |                                            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:883:46
[INFO] [stdout]     |
[INFO] [stdout] 883 |     unsafe fn dealloc_one<T>(&mut self, ptr: Unique<T>) {
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:921:54
[INFO] [stdout]     |
[INFO] [stdout] 921 |     fn alloc_array<T>(&mut self, n: usize) -> Result<Unique<T>, AllocErr> {
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:925:56
[INFO] [stdout]     |
[INFO] [stdout] 925 |                     self.alloc(layout.clone()).map(|p| Unique::new_unchecked(p as *mut T))
[INFO] [stdout]     |                                                        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:965:37
[INFO] [stdout]     |
[INFO] [stdout] 965 | ...                   ptr: Unique<T>,
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:967:56
[INFO] [stdout]     |
[INFO] [stdout] 967 | ...                   n_new: usize) -> Result<Unique<T>, AllocErr> {
[INFO] [stdout]     |                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:971:29
[INFO] [stdout]     |
[INFO] [stdout] 971 |                     .map(|p|Unique::new_unchecked(p as *mut T))
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:999:48
[INFO] [stdout]     |
[INFO] [stdout] 999 |     unsafe fn dealloc_array<T>(&mut self, ptr: Unique<T>, n: usize) -> Result<(), AllocErr> {
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1031:42
[INFO] [stdout]      |
[INFO] [stdout] 1031 |     fn alloc_one<T>(&mut self) -> Result<Unique<T>, AllocErr> { self.deref_mut().alloc_one() }
[INFO] [stdout]      |                                          ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1032:46
[INFO] [stdout]      |
[INFO] [stdout] 1032 |     unsafe fn dealloc_one<T>(&mut self, ptr: Unique<T>) { self.deref_mut().dealloc_one(ptr) }
[INFO] [stdout]      |                                              ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1033:54
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     fn alloc_array<T>(&mut self, n: usize) -> Result<Unique<T>, AllocErr> { self.deref_mut().alloc_array(n) }
[INFO] [stdout]      |                                                      ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1034:48
[INFO] [stdout]      |
[INFO] [stdout] 1034 |     unsafe fn realloc_array<T>(&mut self, ptr: Unique<T>, old_n: usize, new_n: usize) -> Result<Unique<T>, AllocErr> { self.deref_mut().r...
[INFO] [stdout]      |                                                ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1034:97
[INFO] [stdout]      |
[INFO] [stdout] 1034 |     unsafe fn realloc_array<T>(&mut self, ptr: Unique<T>, old_n: usize, new_n: usize) -> Result<Unique<T>, AllocErr> { self.deref_mut().r...
[INFO] [stdout]      |                                                                                                 ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1035:48
[INFO] [stdout]      |
[INFO] [stdout] 1035 |     unsafe fn dealloc_array<T>(&mut self, ptr: Unique<T>, n: usize) -> Result<(), AllocErr> { self.deref_mut().dealloc_array(ptr, n) }
[INFO] [stdout]      |                                                ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:860:44
[INFO] [stdout]     |
[INFO] [stdout] 860 |             unsafe { self.alloc(k).map(|p| Unique::new_unchecked(p as *mut T)) }
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:884:27
[INFO] [stdout]     |
[INFO] [stdout] 884 |         let raw_ptr = ptr.as_ptr() as *mut u8;
[INFO] [stdout]     |                           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:925:56
[INFO] [stdout]     |
[INFO] [stdout] 925 |                     self.alloc(layout.clone()).map(|p| Unique::new_unchecked(p as *mut T))
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:968:74
[INFO] [stdout]     |
[INFO] [stdout] 968 |         match (Layout::array::<T>(n_old), Layout::array::<T>(n_new), ptr.as_ptr()) {
[INFO] [stdout]     |                                                                          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:971:29
[INFO] [stdout]     |
[INFO] [stdout] 971 |                     .map(|p|Unique::new_unchecked(p as *mut T))
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.5.4/src/lib.rs:1000:27
[INFO] [stdout]      |
[INFO] [stdout] 1000 |         let raw_ptr = ptr.as_ptr() as *mut u8;
[INFO] [stdout]      |                           ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: add `#![feature(ptr_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 22 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loca` due to 23 previous errors
[INFO] running `Command { std: "docker" "inspect" "0e096ade74fa2d1037a32ab29abe6f68a21f180ed0ff184f36e3ff5378f2d0dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e096ade74fa2d1037a32ab29abe6f68a21f180ed0ff184f36e3ff5378f2d0dc", kill_on_drop: false }`
[INFO] [stdout] 0e096ade74fa2d1037a32ab29abe6f68a21f180ed0ff184f36e3ff5378f2d0dc