[INFO] cloning repository https://github.com/panpansuannai/os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/panpansuannai/os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanpansuannai%2Fos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanpansuannai%2Fos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 918032841c52d46d6ca3ef69a6e02b25f9d5483c
[INFO] checking panpansuannai/os against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanpansuannai%2Fos" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/panpansuannai/os on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/panpansuannai/os
[INFO] finished tweaking git repo https://github.com/panpansuannai/os
[INFO] tweaked toml for git repo https://github.com/panpansuannai/os written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/panpansuannai/os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.7.1
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded xmas-elf v0.8.0
[INFO] [stderr]   Downloaded buddy_system_allocator v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2abe80d70b22f0cbf08b853ba778cef96cf452e980590d6d4ce037a1e71d4cb1
[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" "2abe80d70b22f0cbf08b853ba778cef96cf452e980590d6d4ce037a1e71d4cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2abe80d70b22f0cbf08b853ba778cef96cf452e980590d6d4ce037a1e71d4cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2abe80d70b22f0cbf08b853ba778cef96cf452e980590d6d4ce037a1e71d4cb1", kill_on_drop: false }`
[INFO] [stdout] 2abe80d70b22f0cbf08b853ba778cef96cf452e980590d6d4ce037a1e71d4cb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--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] b4198f33338337405c6f3c1cdbf70e11a74bf31419e70fc33f4ed02c4c49dec7
[INFO] running `Command { std: "docker" "start" "-a" "b4198f33338337405c6f3c1cdbf70e11a74bf31419e70fc33f4ed02c4c49dec7", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking zero v0.1.2
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking xmas-elf v0.8.0
[INFO] [stderr]     Checking buddy_system_allocator v0.6.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0 (https://github.com/rcore-os/riscv#b6c469f0)
[INFO] [stderr]     Checking os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(const_raw_ptr_to_usize_cast)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: at compile-time, pointers do not have an integer value, so these casts cannot be properly supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(const_raw_ptr_to_usize_cast)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: at compile-time, pointers do not have an integer value, so these casts cannot be properly supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Mode` in `satp`
[INFO] [stdout]    --> src/mm/page_table.rs:153:29
[INFO] [stdout]     |
[INFO] [stdout] 153 |             satp::set(satp::Mode::Sv39, 0, self.root_ppn.0);
[INFO] [stdout]     |                             ^^^^ could not find `Mode` in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set` in module `satp`
[INFO] [stdout]    --> src/mm/page_table.rs:153:19
[INFO] [stdout]     |
[INFO] [stdout] 153 |             satp::set(satp::Mode::Sv39, 0, self.root_ppn.0);
[INFO] [stdout]     |                   ^^^ not found in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x10`: unknown register
[INFO] [stdout]   --> src/sbi.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         asm!("ecall", inout("x10") args[0] => ret,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x11`: unknown register
[INFO] [stdout]   --> src/sbi.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             in("x11") args[1],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x12`: unknown register
[INFO] [stdout]   --> src/sbi.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             in("x12") args[2],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x17`: unknown register
[INFO] [stdout]   --> src/sbi.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             in("x17") which);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x10`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |         asm!("ecall", inout("x10") args[0] => ret,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x11`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             in("x11") args[1],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x12`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             in("x12") args[2],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x17`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             in("x17") id);
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PTE_BITS` should have an upper camel case name
[INFO] [stdout]   --> src/mm/pte_sv39.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 | type PTE_BITS = usize ;
[INFO] [stdout]    |      ^^^^^^^^ help: convert the identifier to upper camel case: `PteBits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::phys_frame::StackFrameAllocator`
[INFO] [stdout]   --> src/mm/page_table.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use super::phys_frame::StackFrameAllocator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::sync::Arc`
[INFO] [stdout]   --> src/mm/page_table.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use alloc::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spin::Mutex`
[INFO] [stdout]   --> src/mm/page_table.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use spin::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::phys_frame::StackFrameAllocator`
[INFO] [stdout]  --> src/mm/memory_space.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::phys_frame::StackFrameAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::sync::Arc`
[INFO] [stdout]  --> src/mm/memory_space.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spin::Mutex`
[INFO] [stdout]  --> src/mm/memory_space.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use spin::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `phys_frame::StackFrameAllocator`
[INFO] [stdout]  --> src/mm/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use phys_frame::StackFrameAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::boxed::Box`
[INFO] [stdout]   --> src/mm/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]   --> src/mm/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use alloc::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::sync::Arc`
[INFO] [stdout]   --> src/mm/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use alloc::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]   --> src/mm/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use core::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::DerefMut`
[INFO] [stdout]   --> src/mm/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use core::ops::DerefMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Mode` in `satp`
[INFO] [stdout]    --> src/mm/page_table.rs:153:29
[INFO] [stdout]     |
[INFO] [stdout] 153 |             satp::set(satp::Mode::Sv39, 0, self.root_ppn.0);
[INFO] [stdout]     |                             ^^^^ could not find `Mode` in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set` in module `satp`
[INFO] [stdout]    --> src/mm/page_table.rs:153:19
[INFO] [stdout]     |
[INFO] [stdout] 153 |             satp::set(satp::Mode::Sv39, 0, self.root_ppn.0);
[INFO] [stdout]     |                   ^^^ not found in `satp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x10`: unknown register
[INFO] [stdout]   --> src/sbi.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         asm!("ecall", inout("x10") args[0] => ret,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x11`: unknown register
[INFO] [stdout]   --> src/sbi.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             in("x11") args[1],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x12`: unknown register
[INFO] [stdout]   --> src/sbi.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             in("x12") args[2],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x17`: unknown register
[INFO] [stdout]   --> src/sbi.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             in("x17") which);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x10`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |         asm!("ecall", inout("x10") args[0] => ret,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x11`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             in("x11") args[1],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x12`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             in("x12") args[2],
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x17`: unknown register
[INFO] [stdout]   --> src/user/mod.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             in("x17") id);
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PTE_BITS` should have an upper camel case name
[INFO] [stdout]   --> src/mm/pte_sv39.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 | type PTE_BITS = usize ;
[INFO] [stdout]    |      ^^^^^^^^ help: convert the identifier to upper camel case: `PteBits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::phys_frame::StackFrameAllocator`
[INFO] [stdout]   --> src/mm/page_table.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use super::phys_frame::StackFrameAllocator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::sync::Arc`
[INFO] [stdout]   --> src/mm/page_table.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use alloc::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spin::Mutex`
[INFO] [stdout]   --> src/mm/page_table.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use spin::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::phys_frame::StackFrameAllocator`
[INFO] [stdout]  --> src/mm/memory_space.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::phys_frame::StackFrameAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::sync::Arc`
[INFO] [stdout]  --> src/mm/memory_space.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spin::Mutex`
[INFO] [stdout]  --> src/mm/memory_space.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use spin::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `phys_frame::StackFrameAllocator`
[INFO] [stdout]  --> src/mm/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use phys_frame::StackFrameAllocator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::boxed::Box`
[INFO] [stdout]   --> src/mm/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::boxed::Box;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]   --> src/mm/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use alloc::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::sync::Arc`
[INFO] [stdout]   --> src/mm/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use alloc::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]   --> src/mm/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use core::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::DerefMut`
[INFO] [stdout]   --> src/mm/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use core::ops::DerefMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]  --> src/lang_items.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn panic(info : &PanicInfo) -> ! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]   = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dd6c19f0820d51d.rlib
[INFO] [stdout]   = note: second definition in the local crate (`os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `oom`
[INFO] [stdout]   --> src/heap.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn alloc_error_handler(_ : core::alloc::Layout) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dd6c19f0820d51d.rlib
[INFO] [stdout]    = note: second definition in the local crate (`os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os` due to 13 previous errors; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 13 previous errors; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0425, E0433, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b4198f33338337405c6f3c1cdbf70e11a74bf31419e70fc33f4ed02c4c49dec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4198f33338337405c6f3c1cdbf70e11a74bf31419e70fc33f4ed02c4c49dec7", kill_on_drop: false }`
[INFO] [stdout] b4198f33338337405c6f3c1cdbf70e11a74bf31419e70fc33f4ed02c4c49dec7