[INFO] fetching crate maskerad_stack_allocator 1.1.2...
[INFO] building maskerad_stack_allocator-1.1.2 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate maskerad_stack_allocator 1.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate maskerad_stack_allocator 1.1.2 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maskerad_stack_allocator 1.1.2
[INFO] finished tweaking crates.io crate maskerad_stack_allocator 1.1.2
[INFO] tweaked toml for crates.io crate maskerad_stack_allocator 1.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ca9258204631fba9f5c0c9ceaf1753c9b32173717c2d4451486a85ef5845313
[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" "9ca9258204631fba9f5c0c9ceaf1753c9b32173717c2d4451486a85ef5845313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ca9258204631fba9f5c0c9ceaf1753c9b32173717c2d4451486a85ef5845313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca9258204631fba9f5c0c9ceaf1753c9b32173717c2d4451486a85ef5845313", kill_on_drop: false }`
[INFO] [stdout] 9ca9258204631fba9f5c0c9ceaf1753c9b32173717c2d4451486a85ef5845313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1a658064c1a780f079b76b945153455055066137c2384f0c1e8037482df7231
[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" "c1a658064c1a780f079b76b945153455055066137c2384f0c1e8037482df7231", kill_on_drop: false }`
[INFO] [stderr]    Compiling maskerad_stack_allocator v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stdout]  --> src/stack_allocator.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::allocator::Layout;
[INFO] [stdout]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stdout]  --> src/double_ended_allocator.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::allocator::Layout;
[INFO] [stdout]   |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]  --> src/stack_allocator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::raw_vec::RawVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]   --> src/stack_allocator.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     stack: RawVec<u8>,
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]   --> src/stack_allocator.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let stack = RawVec::with_capacity(capacity);
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/stack_allocator.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn stack(&self) -> &RawVec<u8> {
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]  --> src/double_ended_allocator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::raw_vec::RawVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]   --> src/double_ended_allocator.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     stack: RawVec<u8>,
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:111:37
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:111:24
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:126:29
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn stack(&self) -> &RawVec<u8> {
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]   --> src/stack_allocator.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let stack = RawVec::with_capacity(capacity);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]   --> src/stack_allocator.rs:92:46
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let current_offset = Cell::new(stack.ptr() as *mut u8);
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/stack_allocator.rs:122:44
[INFO] [stdout]     |
[INFO] [stdout] 122 |         self.current_offset.set(self.stack.ptr());
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/stack_allocator.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `offset_to` found for raw pointer `*mut u8` in the current scope
[INFO] [stdout]    --> src/stack_allocator.rs:168:39
[INFO] [stdout]     |
[INFO] [stdout] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stdout]     |                                       ^^^^^^^^^ help: there is an associated function with a similar name: `offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stdout]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cap` found for struct `RawVec<u8>` in the current scope
[INFO] [stdout]    --> src/stack_allocator.rs:168:94
[INFO] [stdout]     |
[INFO] [stdout] 168 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap());
[INFO] [stdout]     |                                                                                              ^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:111:37
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let stack: RawVec<u8> = RawVec::with_capacity(capacity);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let current_offset_bottom = Cell::new(stack.ptr() as *mut u8);
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:113:54
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let current_offset_top = Cell::new(stack.ptr().offset(capacity as isize) as *mut u8);
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:148:51
[INFO] [stdout]     |
[INFO] [stdout] 148 |         self.current_offset_bottom.set(self.stack.ptr());
[INFO] [stdout]     |                                                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:174:42
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let top_stack = self.stack().ptr().offset(self.stack().cap() as isize);
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cap` found for reference `&RawVec<u8>` in the current scope
[INFO] [stdout]    --> src/double_ended_allocator.rs:174:68
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let top_stack = self.stack().ptr().offset(self.stack().cap() as isize);
[INFO] [stdout]     |                                                                    ^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:226:33
[INFO] [stdout]     |
[INFO] [stdout] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `offset_to` found for raw pointer `*mut u8` in the current scope
[INFO] [stdout]    --> src/double_ended_allocator.rs:226:39
[INFO] [stdout]     |
[INFO] [stdout] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stdout]     |                                       ^^^^^^^^^ help: there is an associated function with a similar name: `offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stdout]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cap` found for struct `RawVec<u8>` in the current scope
[INFO] [stdout]    --> src/double_ended_allocator.rs:226:94
[INFO] [stdout]     |
[INFO] [stdout] 226 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) < self.stack.cap() / 2);
[INFO] [stdout]     |                                                                                              ^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:274:50
[INFO] [stdout]     |
[INFO] [stdout] 274 |             let bottom_top_offset = self.stack().ptr().offset_to(old_stack_top).unwrap();
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `offset_to` found for raw pointer `*mut u8` in the current scope
[INFO] [stdout]    --> src/double_ended_allocator.rs:274:56
[INFO] [stdout]     |
[INFO] [stdout] 274 |             let bottom_top_offset = self.stack().ptr().offset_to(old_stack_top).unwrap();
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: there is an associated function with a similar name: `offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stdout]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:277:46
[INFO] [stdout]     |
[INFO] [stdout] 277 |             let unaligned_ptr = self.stack().ptr().offset(bottom_top_offset - offset as isize) as usize;
[INFO] [stdout]     |                                              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail
[INFO] [stdout]    --> src/double_ended_allocator.rs:292:33
[INFO] [stdout]     |
[INFO] [stdout] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(raw_vec_internals)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `offset_to` found for raw pointer `*mut u8` in the current scope
[INFO] [stdout]    --> src/double_ended_allocator.rs:292:39
[INFO] [stdout]     |
[INFO] [stdout] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stdout]     |                                       ^^^^^^^^^ help: there is an associated function with a similar name: `offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stdout]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cap` found for struct `RawVec<u8>` in the current scope
[INFO] [stdout]    --> src/double_ended_allocator.rs:292:95
[INFO] [stdout]     |
[INFO] [stdout] 292 |             assert!((self.stack.ptr().offset_to(aligned_ptr).unwrap() as usize) > (self.stack.cap() / 2));
[INFO] [stdout]     |                                                                                               ^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maskerad_stack_allocator`
[INFO] [stdout] error: aborting due to 32 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599, E0658.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1a658064c1a780f079b76b945153455055066137c2384f0c1e8037482df7231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a658064c1a780f079b76b945153455055066137c2384f0c1e8037482df7231", kill_on_drop: false }`
[INFO] [stdout] c1a658064c1a780f079b76b945153455055066137c2384f0c1e8037482df7231
