[INFO] crate allocator 0.0.2 is already in cache
[INFO] checking allocator-0.0.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate allocator 0.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate allocator 0.0.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate allocator 0.0.2
[INFO] finished tweaking crates.io crate allocator 0.0.2
[INFO] tweaked toml for crates.io crate allocator 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] df81fd57141843b8b5bb27160e4db6bf3b75e5b2f50312d7491c9ab65d9f0b3c
[INFO] running `"docker" "start" "-a" "df81fd57141843b8b5bb27160e4db6bf3b75e5b2f50312d7491c9ab65d9f0b3c"`
[INFO] [stderr]     Checking checked_cast v0.0.3
[INFO] [stderr]     Checking allocator v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stderr]   --> src/allocator.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 | static SIZES: [u64, ..58] = [
[INFO] [stderr]    |                   ^ expected one of 7 possible tokens
[INFO] [stderr] 
[INFO] [stderr] error[E0259]: the name `core` is defined multiple times
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | extern crate core;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^ `core` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `core` must be defined only once in the type namespace of this module
[INFO] [stderr] help: you can use `as` to change the binding name of the import
[INFO] [stderr]   |
[INFO] [stderr] 9 | extern crate core as other_core;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_escape]` is a deprecated synonym for `#[macro_use]`
[INFO] [stderr]  --> src/macros.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![macro_escape]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: try an outer attribute: `#[macro_use]`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]   --> src/lib.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub use allocator::{Allocator};
[INFO] [stderr]    |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]  --> src/noop.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use core::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/noop.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/malloc.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]  --> src/malloc.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use core::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/arena.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::kinds`
[INFO] [stderr]   --> src/arena.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 | use core::kinds::marker;
[INFO] [stderr]    |           ^^^^^ could not find `kinds` in `core`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]   --> src/arena.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use core::num::Int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]  --> src/rustalloc.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use core::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]  --> src/rustalloc.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use alloc::heap;
[INFO] [stderr]   |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/rustalloc.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `phase` in this scope
[INFO] [stderr]   --> src/lib.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[phase(plugin)] extern crate checked_cast;
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `checked_cast` in this scope
[INFO] [stderr]   --> src/malloc.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let p: *mut T = malloc(try!(checked_cast!(count, size_t))) as *mut T;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stderr]   --> src/arena.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 55 | #[unsafe_destructor]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/arena.rs:153:3
[INFO] [stderr]     |
[INFO] [stderr] 153 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stderr]   --> src/allocator.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 | static SIZES: [u64, ..58] = [
[INFO] [stderr]    |                   ^ expected one of 7 possible tokens
[INFO] [stderr] 
[INFO] [stderr] error[E0259]: the name `core` is defined multiple times
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | extern crate core;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^ `core` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `core` must be defined only once in the type namespace of this module
[INFO] [stderr] help: you can use `as` to change the binding name of the import
[INFO] [stderr]   |
[INFO] [stderr] 9 | extern crate core as other_core;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_escape]` is a deprecated synonym for `#[macro_use]`
[INFO] [stderr]  --> src/macros.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![macro_escape]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: try an outer attribute: `#[macro_use]`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]   --> src/lib.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub use allocator::{Allocator};
[INFO] [stderr]    |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]  --> src/noop.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use core::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:15:43
[INFO] [stderr]    |
[INFO] [stderr] 15 |     unsafe fn alloc<T>(&mut self, _count: uint) -> Option<*mut T> { 
[INFO] [stderr]    |                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/noop.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:19:44
[INFO] [stderr]    |
[INFO] [stderr] 19 |     unsafe fn calloc<T>(&mut self, _items: uint) -> Option<*mut T> { 
[INFO] [stderr]    |                                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:23:65
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/malloc.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:23:78
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]  --> src/malloc.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use core::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:23:94
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Allocator for NoopAlloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/arena.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:31:64
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::kinds`
[INFO] [stderr]   --> src/arena.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 | use core::kinds::marker;
[INFO] [stderr]    |           ^^^^^ could not find `kinds` in `core`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:31:75
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]   --> src/arena.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use core::num::Int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `core::num::Int`
[INFO] [stderr]  --> src/rustalloc.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use core::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::heap`
[INFO] [stderr]  --> src/rustalloc.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use alloc::heap;
[INFO] [stderr]   |     ^^^^^^^^^^^ no `heap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `allocator::Allocator`
[INFO] [stderr]  --> src/rustalloc.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use allocator::{Allocator};
[INFO] [stderr]   |                     ^^^^^^^^^ no `Allocator` in `allocator`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `phase` in this scope
[INFO] [stderr]   --> src/lib.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[phase(plugin)] extern crate checked_cast;
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `checked_cast` in this scope
[INFO] [stderr]   --> src/malloc.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let p: *mut T = malloc(try!(checked_cast!(count, size_t))) as *mut T;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stderr]   --> src/arena.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 55 | #[unsafe_destructor]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:31:91
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Allocator for NoopAlloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 31 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:39:56
[INFO] [stderr]    |
[INFO] [stderr] 39 |     unsafe fn free<T>(&mut self, _buf: *mut T, _count: uint) {}
[INFO] [stderr]    |                                                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:17:42
[INFO] [stderr]    |
[INFO] [stderr] 17 |     unsafe fn alloc<T>(&mut self, count: uint) -> Option<*mut T> { #![inline]
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:26:43
[INFO] [stderr]    |
[INFO] [stderr] 26 |     unsafe fn calloc<T>(&mut self, count: uint) -> Option<*mut T> { #![inline]
[INFO] [stderr]    |                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:32:65
[INFO] [stderr]    |
[INFO] [stderr] 32 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, _current: uint, count: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:32:78
[INFO] [stderr]    |
[INFO] [stderr] 32 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, _current: uint, count: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:32:94
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Allocator for Malloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 32 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, _current: uint, count: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:42:56
[INFO] [stderr]    |
[INFO] [stderr] 42 |     unsafe fn free<T>(&mut self, _buf: *mut T, _count: uint) { #![inline]
[INFO] [stderr]    |                                                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |     chunk_size: uint,
[INFO] [stderr]    |                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     chunks: uint,
[INFO] [stderr]    |             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |     first_free: uint,
[INFO] [stderr]    |                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn new(chunk_size: uint) -> Arena { Arena {
[INFO] [stderr]    |                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:45:42
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn add_custom_chunk(&mut self, size: uint, align: uint) -> Option<&mut Chunk> { unsafe {
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:45:55
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn add_custom_chunk(&mut self, size: uint, align: uint) -> Option<&mut Chunk> { unsafe {
[INFO] [stderr]    |                                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/arena.rs:48:39
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let cp = self.ptr.offset(c as int);
[INFO] [stderr]    |                                       ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/arena.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |         for i in range(0, self.chunks as int) {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/arena.rs:58:42
[INFO] [stderr]    |
[INFO] [stderr] 58 |         for i in range(0, self.chunks as int) {
[INFO] [stderr]    |                                          ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:66:42
[INFO] [stderr]    |
[INFO] [stderr] 66 |     unsafe fn alloc<T>(&mut self, count: uint) -> Option<*mut T> {
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/arena.rs:80:18
[INFO] [stderr]    |
[INFO] [stderr] 80 |         for i in range(self.first_free, self.chunks) {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/arena.rs:81:64
[INFO] [stderr]    |
[INFO] [stderr] 81 |             let chunk: &mut Chunk = &mut *self.ptr.offset(i as int);
[INFO] [stderr]    |                                                                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:99:65
[INFO] [stderr]    |
[INFO] [stderr] 99 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:99:78
[INFO] [stderr]    |
[INFO] [stderr] 99 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:99:94
[INFO] [stderr]    |
[INFO] [stderr] 65 | impl Allocator for Arena {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 99 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:107:64
[INFO] [stderr]     |
[INFO] [stderr] 107 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]     |                                                                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:107:75
[INFO] [stderr]     |
[INFO] [stderr] 107 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]     |                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:107:91
[INFO] [stderr]     |
[INFO] [stderr] 65  | impl Allocator for Arena {
[INFO] [stderr]     |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 107 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]     |                                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:115:56
[INFO] [stderr]     |
[INFO] [stderr] 115 |     unsafe fn free<T>(&mut self, _buf: *mut T, _count: uint) {
[INFO] [stderr]     |                                                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:124:10
[INFO] [stderr]     |
[INFO] [stderr] 124 |     cap: uint,
[INFO] [stderr]     |          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:125:10
[INFO] [stderr]     |
[INFO] [stderr] 125 |     end: uint,
[INFO] [stderr]     |          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:132:34
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn fill(c: *mut Chunk, size: uint) -> Option<()> { #![inline] unsafe {
[INFO] [stderr]     |                                  ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:140:31
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn alloc(&mut self, size: uint, align: uint) -> Option<*mut u8> { #![inline] unsafe {
[INFO] [stderr]     |                               ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:140:44
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn alloc(&mut self, size: uint, align: uint) -> Option<*mut u8> { #![inline] unsafe {
[INFO] [stderr]     |                                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]    --> src/arena.rs:145:37
[INFO] [stderr]     |
[INFO] [stderr] 145 |         Some(self.ptr.offset(off as int))
[INFO] [stderr]     |                                     ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |     unsafe fn alloc<T>(&mut self, items: uint) -> Option<*mut T> { #![inline]
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:23:64
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, current: uint, exact: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:23:77
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, current: uint, exact: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:23:93
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Allocator for RustAlloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, current: uint, exact: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                                             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:35:54
[INFO] [stderr]    |
[INFO] [stderr] 35 |     unsafe fn free<T>(&mut self, buf: *mut T, items: uint) { #![inline]
[INFO] [stderr]    |                                                      ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | extern crate libc;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                                  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:39
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                                       ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let p: *mut T = malloc(try!(checked_cast!(count, size_t))) as *mut T;
[INFO] [stderr]    |                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:27:25
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let p: *mut T = calloc(count as size_t, mem::size_of::<T>() as size_t) as *mut T;
[INFO] [stderr]    |                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:27:41
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let p: *mut T = calloc(count as size_t, mem::size_of::<T>() as size_t) as *mut T;
[INFO] [stderr]    |                                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:27:72
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let p: *mut T = calloc(count as size_t, mem::size_of::<T>() as size_t) as *mut T;
[INFO] [stderr]    |                                                                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let p: *mut T = realloc((*buf) as *mut c_void, bytes as size_t) as *mut T;
[INFO] [stderr]    |                         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:36:65
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let p: *mut T = realloc((*buf) as *mut c_void, bytes as size_t) as *mut T;
[INFO] [stderr]    |                                                                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         free(_buf as *mut c_void);
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'core_intrinsics': intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stderr]   --> src/arena.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use core::intrinsics;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'core_intrinsics': intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stderr]  --> src/rustalloc.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core::intrinsics;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 77 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0259, E0412, E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0259`.
[INFO] [stderr] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/arena.rs:153:3
[INFO] [stderr]     |
[INFO] [stderr] 153 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `allocator`.
[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] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:15:43
[INFO] [stderr]    |
[INFO] [stderr] 15 |     unsafe fn alloc<T>(&mut self, _count: uint) -> Option<*mut T> { 
[INFO] [stderr]    |                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:19:44
[INFO] [stderr]    |
[INFO] [stderr] 19 |     unsafe fn calloc<T>(&mut self, _items: uint) -> Option<*mut T> { 
[INFO] [stderr]    |                                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:23:65
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:23:78
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:23:94
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Allocator for NoopAlloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:31:64
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:31:75
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:31:91
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Allocator for NoopAlloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 31 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/noop.rs:39:56
[INFO] [stderr]    |
[INFO] [stderr] 39 |     unsafe fn free<T>(&mut self, _buf: *mut T, _count: uint) {}
[INFO] [stderr]    |                                                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:17:42
[INFO] [stderr]    |
[INFO] [stderr] 17 |     unsafe fn alloc<T>(&mut self, count: uint) -> Option<*mut T> { #![inline]
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:26:43
[INFO] [stderr]    |
[INFO] [stderr] 26 |     unsafe fn calloc<T>(&mut self, count: uint) -> Option<*mut T> { #![inline]
[INFO] [stderr]    |                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:32:65
[INFO] [stderr]    |
[INFO] [stderr] 32 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, _current: uint, count: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:32:78
[INFO] [stderr]    |
[INFO] [stderr] 32 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, _current: uint, count: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:32:94
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Allocator for Malloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 32 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, _current: uint, count: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/malloc.rs:42:56
[INFO] [stderr]    |
[INFO] [stderr] 42 |     unsafe fn free<T>(&mut self, _buf: *mut T, _count: uint) { #![inline]
[INFO] [stderr]    |                                                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |     chunk_size: uint,
[INFO] [stderr]    |                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     chunks: uint,
[INFO] [stderr]    |             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |     first_free: uint,
[INFO] [stderr]    |                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn new(chunk_size: uint) -> Arena { Arena {
[INFO] [stderr]    |                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:45:42
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn add_custom_chunk(&mut self, size: uint, align: uint) -> Option<&mut Chunk> { unsafe {
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:45:55
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn add_custom_chunk(&mut self, size: uint, align: uint) -> Option<&mut Chunk> { unsafe {
[INFO] [stderr]    |                                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/arena.rs:48:39
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let cp = self.ptr.offset(c as int);
[INFO] [stderr]    |                                       ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/arena.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |         for i in range(0, self.chunks as int) {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/arena.rs:58:42
[INFO] [stderr]    |
[INFO] [stderr] 58 |         for i in range(0, self.chunks as int) {
[INFO] [stderr]    |                                          ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:66:42
[INFO] [stderr]    |
[INFO] [stderr] 66 |     unsafe fn alloc<T>(&mut self, count: uint) -> Option<*mut T> {
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/arena.rs:80:18
[INFO] [stderr]    |
[INFO] [stderr] 80 |         for i in range(self.first_free, self.chunks) {
[INFO] [stderr]    |                  ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/arena.rs:81:64
[INFO] [stderr]    |
[INFO] [stderr] 81 |             let chunk: &mut Chunk = &mut *self.ptr.offset(i as int);
[INFO] [stderr]    |                                                                ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:99:65
[INFO] [stderr]    |
[INFO] [stderr] 99 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                 ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:99:78
[INFO] [stderr]    |
[INFO] [stderr] 99 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/arena.rs:99:94
[INFO] [stderr]    |
[INFO] [stderr] 65 | impl Allocator for Arena {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 99 |     unsafe fn realloc<T>(&mut self, _buf: &mut *mut T, current: uint, items: uint) -> Option<uint> {
[INFO] [stderr]    |                                                                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:107:64
[INFO] [stderr]     |
[INFO] [stderr] 107 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]     |                                                                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:107:75
[INFO] [stderr]     |
[INFO] [stderr] 107 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]     |                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:107:91
[INFO] [stderr]     |
[INFO] [stderr] 65  | impl Allocator for Arena {
[INFO] [stderr]     |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 107 |     unsafe fn ensure<T>(&mut self, _buf: &mut *mut T, current: uint, min: uint) -> Option<uint> {
[INFO] [stderr]     |                                                                                           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:115:56
[INFO] [stderr]     |
[INFO] [stderr] 115 |     unsafe fn free<T>(&mut self, _buf: *mut T, _count: uint) {
[INFO] [stderr]     |                                                        ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:124:10
[INFO] [stderr]     |
[INFO] [stderr] 124 |     cap: uint,
[INFO] [stderr]     |          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:125:10
[INFO] [stderr]     |
[INFO] [stderr] 125 |     end: uint,
[INFO] [stderr]     |          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:132:34
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn fill(c: *mut Chunk, size: uint) -> Option<()> { #![inline] unsafe {
[INFO] [stderr]     |                                  ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:140:31
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn alloc(&mut self, size: uint, align: uint) -> Option<*mut u8> { #![inline] unsafe {
[INFO] [stderr]     |                               ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]    --> src/arena.rs:140:44
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn alloc(&mut self, size: uint, align: uint) -> Option<*mut u8> { #![inline] unsafe {
[INFO] [stderr]     |                                            ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]    --> src/arena.rs:145:37
[INFO] [stderr]     |
[INFO] [stderr] 145 |         Some(self.ptr.offset(off as int))
[INFO] [stderr]     |                                     ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |     unsafe fn alloc<T>(&mut self, items: uint) -> Option<*mut T> { #![inline]
[INFO] [stderr]    |                                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:23:64
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, current: uint, exact: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:23:77
[INFO] [stderr]    |
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, current: uint, exact: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:23:93
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Allocator for RustAlloc {
[INFO] [stderr]    |     - help: you might be missing a type parameter: `<uint>`
[INFO] [stderr] ...
[INFO] [stderr] 23 |     unsafe fn realloc<T>(&mut self, buf: &mut *mut T, current: uint, exact: uint) -> Option<uint> { #![inline]
[INFO] [stderr]    |                                                                                             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/rustalloc.rs:35:54
[INFO] [stderr]    |
[INFO] [stderr] 35 |     unsafe fn free<T>(&mut self, buf: *mut T, items: uint) { #![inline]
[INFO] [stderr]    |                                                      ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | extern crate libc;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                                  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:10:39
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{malloc,calloc,realloc,free,size_t, c_void};
[INFO] [stderr]    |                                       ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let p: *mut T = malloc(try!(checked_cast!(count, size_t))) as *mut T;
[INFO] [stderr]    |                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:27:25
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let p: *mut T = calloc(count as size_t, mem::size_of::<T>() as size_t) as *mut T;
[INFO] [stderr]    |                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:27:41
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let p: *mut T = calloc(count as size_t, mem::size_of::<T>() as size_t) as *mut T;
[INFO] [stderr]    |                                         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:27:72
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let p: *mut T = calloc(count as size_t, mem::size_of::<T>() as size_t) as *mut T;
[INFO] [stderr]    |                                                                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let p: *mut T = realloc((*buf) as *mut c_void, bytes as size_t) as *mut T;
[INFO] [stderr]    |                         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:36:65
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let p: *mut T = realloc((*buf) as *mut c_void, bytes as size_t) as *mut T;
[INFO] [stderr]    |                                                                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/malloc.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         free(_buf as *mut c_void);
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'core_intrinsics': intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stderr]   --> src/arena.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use core::intrinsics;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'core_intrinsics': intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stderr]  --> src/rustalloc.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core::intrinsics;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 77 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0259, E0412, E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0259`.
[INFO] [stderr] error: could not compile `allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "df81fd57141843b8b5bb27160e4db6bf3b75e5b2f50312d7491c9ab65d9f0b3c"`
[INFO] running `"docker" "rm" "-f" "df81fd57141843b8b5bb27160e4db6bf3b75e5b2f50312d7491c9ab65d9f0b3c"`
[INFO] [stdout] df81fd57141843b8b5bb27160e4db6bf3b75e5b2f50312d7491c9ab65d9f0b3c
