[INFO] cloning repository https://github.com/mkaput/kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkaput/kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkaput%2Fkernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkaput%2Fkernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 523f48fb81d117eb09dcd9e506ab1fbaf0c39686
[INFO] testing mkaput/kernel against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkaput%2Fkernel" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkaput/kernel on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mkaput/kernel
[INFO] finished tweaking git repo https://github.com/mkaput/kernel
[INFO] tweaked toml for git repo https://github.com/mkaput/kernel written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mkaput/kernel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded linked_list_allocator v0.4.2
[INFO] [stderr]   Downloaded multiboot2 v0.3.2
[INFO] [stderr]   Downloaded spin v0.4.6
[INFO] [stderr]   Downloaded volatile v0.2.3
[INFO] [stderr]   Downloaded x86_64 v0.1.2
[INFO] [stderr]   Downloaded bit_field v0.7.0
[INFO] [stderr]   Downloaded hashmap_core v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c72ddc927061d4cd6407dcd343a27233640eaff90e66347ec9a1141edfbdb39e
[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" "c72ddc927061d4cd6407dcd343a27233640eaff90e66347ec9a1141edfbdb39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c72ddc927061d4cd6407dcd343a27233640eaff90e66347ec9a1141edfbdb39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72ddc927061d4cd6407dcd343a27233640eaff90e66347ec9a1141edfbdb39e", kill_on_drop: false }`
[INFO] [stdout] c72ddc927061d4cd6407dcd343a27233640eaff90e66347ec9a1141edfbdb39e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3696f6a64f186770d497c81ace0dd01ac07b588f79003e8c9c7f4b3f82b14510
[INFO] running `Command { std: "docker" "start" "-a" "3696f6a64f186770d497c81ace0dd01ac07b588f79003e8c9c7f4b3f82b14510", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin v0.4.6
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling bit_field v0.7.0
[INFO] [stderr]    Compiling volatile v0.2.3
[INFO] [stderr]    Compiling rlibc v1.0.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling hashmap_core v0.1.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.6/src/lib.rs:8:43
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                           ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.6/src/util.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     unsafe { asm!("pause" :::: "volatile"); }
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling multiboot2 v0.3.2
[INFO] [stderr] error: could not compile `spin` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `alloc::heap`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/table.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::heap::{Alloc, Heap, Layout};
[INFO] [stdout]    |            ^^^^ could not find `heap` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::ptr::Shared`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/table.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 | use core::ptr::{self, Shared, Unique};
[INFO] [stdout]    |                       ^^^^^^ no `Shared` in `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::ops::InPlace`, `core::ops::Place`, `core::ops::Placer`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/map.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | use core::ops::{Deref, InPlace, Index, Place, Placer};
[INFO] [stdout]    |                        ^^^^^^^         ^^^^^  ^^^^^^ no `Placer` in `ops`
[INFO] [stdout]    |                        |               |
[INFO] [stdout]    |                        |               no `Place` in `ops`
[INFO] [stdout]    |                        no `InPlace` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/lib.rs:14:39
[INFO] [stdout]    |
[INFO] [stdout] 14 | ..."), feature(alloc, dropck_eyepatch, generic_param_attrs, allocator_api, shared, unique,sip_hash_13, fused, placement_new_protocol))]
[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] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/table.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | use core::ptr::{self, Shared, Unique};
[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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/table.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct TaggedHashUintPtr(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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/table.rs:47:27
[INFO] [stdout]    |
[INFO] [stdout] 47 |         TaggedHashUintPtr(Unique::new_unchecked(ptr))
[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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashmap_core-0.1.1/src/table.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |             self.0 = Unique::new_unchecked(usize_ptr as *mut HashUint)
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3696f6a64f186770d497c81ace0dd01ac07b588f79003e8c9c7f4b3f82b14510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3696f6a64f186770d497c81ace0dd01ac07b588f79003e8c9c7f4b3f82b14510", kill_on_drop: false }`
[INFO] [stdout] 3696f6a64f186770d497c81ace0dd01ac07b588f79003e8c9c7f4b3f82b14510