[INFO] fetching crate file_hashmap 0.1.0...
[INFO] testing file_hashmap-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate file_hashmap 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate file_hashmap 0.1.0
[INFO] finished tweaking crates.io crate file_hashmap 0.1.0
[INFO] tweaked toml for crates.io crate file_hashmap 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate file_hashmap 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding cast v0.1.0 (available: v0.3.0)
[INFO] [stderr]       Adding lazy_static v0.1.16 (available: v1.5.0)
[INFO] [stderr]       Adding nix v0.7.0 (available: v0.30.1)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edd820c00637127a9298b230864e0946fe8283117a5b922c0e36016f885bd0ba
[INFO] running `Command { std: "docker" "start" "-a" "edd820c00637127a9298b230864e0946fe8283117a5b922c0e36016f885bd0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edd820c00637127a9298b230864e0946fe8283117a5b922c0e36016f885bd0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edd820c00637127a9298b230864e0946fe8283117a5b922c0e36016f885bd0ba", kill_on_drop: false }`
[INFO] [stdout] edd820c00637127a9298b230864e0946fe8283117a5b922c0e36016f885bd0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49c3800ddb29ec067d3d39c0bbfdf6d46afebd6734d87566ca7c32079aea4fce
[INFO] running `Command { std: "docker" "start" "-a" "49c3800ddb29ec067d3d39c0bbfdf6d46afebd6734d87566ca7c32079aea4fce", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cast v0.1.0
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling file_hashmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]   --> src/hashmap/table.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::heap::EMPTY;
[INFO] [stdout]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::ptr::Shared`
[INFO] [stdout]   --> src/hashmap/table.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::ptr::{self, Unique, Shared};
[INFO] [stdout]    |                              ^^^^^^ no `Shared` in `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `oom` in crate `alloc`
[INFO] [stdout]    --> src/hashmap/table.rs:657:22
[INFO] [stdout]     |
[INFO] [stdout] 657 |             ::alloc::oom()
[INFO] [stdout]     |                      ^^^ not found in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `generic_param_attrs` has been stable since `1.27.0` and no longer requires an attribute to enable
[INFO] [stdout]    = help: the feature `generic_param_attrs` has been stable since `1.27.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:10:117
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                                                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout]    = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]   --> src/raw_alloc.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     static ref PATH: RwLock<PathBuf> = RwLock::new(env::home_dir().unwrap_or(".".into()));
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `lazy_static` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `lazy_static` may come from an old version of the `lazy_static` crate, try updating your dependency with `cargo update -p lazy_static`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]   --> src/raw_alloc.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     static ref PATH: RwLock<PathBuf> = RwLock::new(env::home_dir().unwrap_or(".".into()));
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `lazy_static` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `lazy_static` may come from an old version of the `lazy_static` crate, try updating your dependency with `cargo update -p lazy_static`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/hashmap/map.rs:1562:34
[INFO] [stdout]      |
[INFO] [stdout] 1562 |     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1562 -     fn next(&mut self) -> Option<(&'a K)> {
[INFO] [stdout] 1562 +     fn next(&mut self) -> Option<&'a K> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/hashmap/map.rs:1580:34
[INFO] [stdout]      |
[INFO] [stdout] 1580 |     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout]      |                                  ^     ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1580 -     fn next(&mut self) -> Option<(&'a V)> {
[INFO] [stdout] 1580 +     fn next(&mut self) -> Option<&'a V> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/hashmap/map.rs:1598:34
[INFO] [stdout]      |
[INFO] [stdout] 1598 |     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout]      |                                  ^         ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1598 -     fn next(&mut self) -> Option<(&'a mut V)> {
[INFO] [stdout] 1598 +     fn next(&mut self) -> Option<&'a mut V> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `pub_restricted` has been stable since 1.18.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:45
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:110
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `shared`
[INFO] [stdout]   --> src/lib.rs:10:66
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `unique`
[INFO] [stdout]   --> src/lib.rs:10:74
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `sip_hash_13`
[INFO] [stdout]   --> src/lib.rs:10:82
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `heap_api`
[INFO] [stdout]   --> src/lib.rs:10:95
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `oom`
[INFO] [stdout]   --> src/lib.rs:10:105
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(pub_restricted, dropck_eyepatch, generic_param_attrs, shared, unique, sip_hash_13, heap_api, oom, alloc, core_intrinsics)]
[INFO] [stdout]    |                                                                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/raw_alloc.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     static ref PATH: RwLock<PathBuf> = RwLock::new(env::home_dir().unwrap_or(".".into()));
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/raw_alloc.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     static ref PATH: RwLock<PathBuf> = RwLock::new(env::home_dir().unwrap_or(".".into()));
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[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]   --> src/hashmap/table.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::ptr::{self, Unique, Shared};
[INFO] [stdout]    |                      ^^^^^^
[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]   --> src/hashmap/table.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     hashes: Unique<HashUint>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[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]    --> src/hashmap/table.rs:624:25
[INFO] [stdout]     |
[INFO] [stdout] 624 |                 hashes: Unique::new(EMPTY as *mut HashUint),
[INFO] [stdout]     |                         ^^^^^^
[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]    --> src/hashmap/table.rs:665:21
[INFO] [stdout]     |
[INFO] [stdout] 665 |             hashes: Unique::new(hashes),
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `hashmap_internals`
[INFO] [stdout]   --> src/hashmap/map.rs:19:44
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::hash::{Hash, Hasher, BuildHasher, SipHasher13};
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `hashmap_internals`
[INFO] [stdout]     --> src/hashmap/map.rs:2053:26
[INFO] [stdout]      |
[INFO] [stdout] 2053 | pub struct DefaultHasher(SipHasher13);
[INFO] [stdout]      |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `hashmap_internals`
[INFO] [stdout]     --> src/hashmap/map.rs:2040:23
[INFO] [stdout]      |
[INFO] [stdout] 2040 |         DefaultHasher(SipHasher13::new_with_keys(self.k0, self.k1))
[INFO] [stdout]      |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `hashmap_internals`
[INFO] [stdout]     --> src/hashmap/map.rs:2063:23
[INFO] [stdout]      |
[INFO] [stdout] 2063 |         DefaultHasher(SipHasher13::new_with_keys(0, 0))
[INFO] [stdout]      |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals`
[INFO] [stdout]    --> src/hashmap/table.rs:624:25
[INFO] [stdout]     |
[INFO] [stdout] 624 |                 hashes: Unique::new(EMPTY as *mut HashUint),
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/hashmap/table.rs:624:25
[INFO] [stdout]     |
[INFO] [stdout] 624 |                 hashes: Unique::new(EMPTY as *mut HashUint),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Unique<usize>`, found `Option<Unique<_>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Unique<usize>`
[INFO] [stdout]                  found enum `Option<Unique<_>>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<Unique<_>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]     |
[INFO] [stdout] 624 |                 hashes: Unique::new(EMPTY as *mut HashUint).expect("REASON"),
[INFO] [stdout]     |                                                            +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `ptr_internals`
[INFO] [stdout]    --> src/hashmap/table.rs:665:21
[INFO] [stdout]     |
[INFO] [stdout] 665 |             hashes: Unique::new(hashes),
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/hashmap/table.rs:665:21
[INFO] [stdout]     |
[INFO] [stdout] 665 |             hashes: Unique::new(hashes),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^ expected `Unique<usize>`, found `Option<Unique<usize>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Unique<_>`
[INFO] [stdout]                  found enum `Option<Unique<_>>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<Unique<usize>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]     |
[INFO] [stdout] 665 |             hashes: Unique::new(hashes).expect("REASON"),
[INFO] [stdout]     |                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<usize>` cannot be dereferenced
[INFO] [stdout]    --> src/hashmap/table.rs:674:22
[INFO] [stdout]     |
[INFO] [stdout] 674 |         let buffer = *self.hashes as *mut u8;
[INFO] [stdout]     |                      ^^^^^^^^^^^^ can't be dereferenced
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<usize>` cannot be dereferenced
[INFO] [stdout]    --> src/hashmap/table.rs:680:23
[INFO] [stdout]     |
[INFO] [stdout] 680 |                 hash: *self.hashes,
[INFO] [stdout]     |                       ^^^^^^^^^^^^ can't be dereferenced
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<usize>` cannot be dereferenced
[INFO] [stdout]    --> src/hashmap/table.rs:692:30
[INFO] [stdout]     |
[INFO] [stdout] 692 |             ptr::write_bytes(*ret.hashes, 0, capacity);
[INFO] [stdout]     |                              ^^^^^^^^^^^ can't be dereferenced
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `offset` found for struct `Unique<T>` in the current scope
[INFO] [stdout]    --> src/hashmap/table.rs:711:46
[INFO] [stdout]     |
[INFO] [stdout] 711 |             hashes_end: unsafe { self.hashes.offset(self.capacity as isize) },
[INFO] [stdout]     |                                              ^^^^^^ method not found in `Unique<usize>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<usize>` cannot be dereferenced
[INFO] [stdout]     --> src/hashmap/table.rs:1093:24
[INFO] [stdout]      |
[INFO] [stdout] 1093 |             deallocate(*self.hashes as *mut u8, size, align);
[INFO] [stdout]      |                        ^^^^^^^^^^^^ can't be dereferenced
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `hashmap_internals`
[INFO] [stdout]     --> src/hashmap/map.rs:2040:23
[INFO] [stdout]      |
[INFO] [stdout] 2040 |         DefaultHasher(SipHasher13::new_with_keys(self.k0, self.k1))
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `hashmap_internals`
[INFO] [stdout]     --> src/hashmap/map.rs:2063:23
[INFO] [stdout]      |
[INFO] [stdout] 2063 |         DefaultHasher(SipHasher13::new_with_keys(0, 0))
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hashmap/table.rs:459:17
[INFO] [stdout]     |
[INFO] [stdout] 459 |     pub fn take(mut self) -> (EmptyBucket<K, V, &'t mut RawTable<K, V>>, K, V) {
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/hashmap/map.rs:1450:18
[INFO] [stdout]      |
[INFO] [stdout] 1450 |     fn into_iter(mut self) -> IterMut<'a, K, V> {
[INFO] [stdout]      |                  ----^^^^
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0432, E0554, E0599, E0614, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `file_hashmap` (lib) due to 28 previous errors; 13 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "49c3800ddb29ec067d3d39c0bbfdf6d46afebd6734d87566ca7c32079aea4fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c3800ddb29ec067d3d39c0bbfdf6d46afebd6734d87566ca7c32079aea4fce", kill_on_drop: false }`
[INFO] [stdout] 49c3800ddb29ec067d3d39c0bbfdf6d46afebd6734d87566ca7c32079aea4fce
