[INFO] cloning repository https://github.com/yuoo655/myos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuoo655/myos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuoo655%2Fmyos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuoo655%2Fmyos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e6c243f88f8b0dc7ccb0bc80fe315fc7211065d
[INFO] building yuoo655/myos against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuoo655%2Fmyos" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuoo655/myos on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/yuoo655/myos
[INFO] finished tweaking git repo https://github.com/yuoo655/myos
[INFO] tweaked toml for git repo https://github.com/yuoo655/myos written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/yuoo655/myos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ecf14befe62c38735268edd89444283d75cd1b2e8e701b167215f74f1647b61
[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" "3ecf14befe62c38735268edd89444283d75cd1b2e8e701b167215f74f1647b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ecf14befe62c38735268edd89444283d75cd1b2e8e701b167215f74f1647b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ecf14befe62c38735268edd89444283d75cd1b2e8e701b167215f74f1647b61", kill_on_drop: false }`
[INFO] [stdout] 3ecf14befe62c38735268edd89444283d75cd1b2e8e701b167215f74f1647b61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5632f534b171ed1f9e76e1bafc38bb90640845b86e8ca28ec79b09ae6a9d3514
[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" "5632f534b171ed1f9e76e1bafc38bb90640845b86e8ca28ec79b09ae6a9d3514", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling myos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/init.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         asm!("ebreak"::::"volatile");
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: replace with: `llvm_asm!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/sbi.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |           asm!("ecall" // assembly template
[INFO] [stdout]    |           ^---
[INFO] [stdout]    |           |
[INFO] [stdout]    |  _________help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 20 | |         : "={x10}" (ret) // output operands
[INFO] [stdout] 21 | |         : "{x10}" (arg0), "{x11}" (arg1), "{x12}" (arg2), "{x17}" (which) // input operands
[INFO] [stdout] 22 | |         : "memory" // clobbers
[INFO] [stdout] 23 | |         : "volatile"); // options
[INFO] [stdout]    | |______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]  --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]   |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: replace with: `llvm_asm!`
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/riscv/register/time.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | read_csr_as_usize!(0xC01, __read_time);
[INFO] [stdout]   | --------------------------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]   = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: replace with: `llvm_asm!`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/riscv/register/sstatus.rs:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | read_csr_as!(Sstatus, 0x100, __read_sstatus);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             asm!("csrrw x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/sstatus.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 100 | write_csr!(0x100, __write_sstatus);
[INFO] [stdout]     | ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:184:13
[INFO] [stdout]     |
[INFO] [stdout] 184 |             asm!("csrrs x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/sstatus.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | set!(0x100, __set_sstatus);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: replace with: `llvm_asm!`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/riscv/register/sie.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | read_csr_as!(Sie, 0x104, __read_sie);
[INFO] [stdout]    | ------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:184:13
[INFO] [stdout]     |
[INFO] [stdout] 184 |             asm!("csrrs x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/sie.rs:56:1
[INFO] [stdout]     |
[INFO] [stdout] 56  | set!(0x104, __set_sie);
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: replace with: `llvm_asm!`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/riscv/register/stvec.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | read_csr_as!(Stvec, 0x105, __read_stvec);
[INFO] [stdout]    | ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             asm!("csrrw x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/stvec.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | write_csr!(0x105, __write_stvec);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]  --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]   |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: replace with: `llvm_asm!`
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/riscv/register/sscratch.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | read_csr_as_usize!(0x140, __read_sscratch);
[INFO] [stdout]   | ------------------------------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]   = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             asm!("csrrw x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/sscratch.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout] 4   | write_csr_as_usize!(0x140, __write_sscratch);
[INFO] [stdout]     | --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]  --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]   |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: replace with: `llvm_asm!`
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/riscv/register/sepc.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | read_csr_as_usize!(0x141, __read_sepc);
[INFO] [stdout]   | --------------------------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]   = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             asm!("csrrw x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/sepc.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout] 4   | write_csr_as_usize!(0x141, __write_sepc);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]     |
[INFO] [stdout] 7   |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/scause.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | read_csr_as!(Scause, 0x142, __read_scause);
[INFO] [stdout]     | ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]  --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]   |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: replace with: `llvm_asm!`
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/riscv/register/stval.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | read_csr_as_usize!(0x143, __read_stval);
[INFO] [stdout]   | ---------------------------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]   = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]     |
[INFO] [stdout] 7   |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/mstatus.rs:148:1
[INFO] [stdout]     |
[INFO] [stdout] 148 | read_csr_as!(Mstatus, 0x300, __read_mstatus);
[INFO] [stdout]     | --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             asm!("csrrw x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/mstatus.rs:149:1
[INFO] [stdout]     |
[INFO] [stdout] 149 | write_csr!(0x300, __write_mstatus);
[INFO] [stdout]     | ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:184:13
[INFO] [stdout]     |
[INFO] [stdout] 184 |             asm!("csrrs x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/mstatus.rs:150:1
[INFO] [stdout]     |
[INFO] [stdout] 150 | set!(0x300, __set_mstatus);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/riscv/register/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |             asm!("csrrs $0, $1, x0" : "=r"(r) : "i"($csr_number) :: "volatile");
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: replace with: `llvm_asm!`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/riscv/register/mtvec.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | read_csr_as!(Mtvec, 0x305, __read_mtvec);
[INFO] [stdout]    | ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/riscv/register/macros.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             asm!("csrrw x0, $1, $0" :: "r"(bits), "i"($csr_number) :: "volatile")
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: replace with: `llvm_asm!`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/riscv/register/mtvec.rs:40:1
[INFO] [stdout]     |
[INFO] [stdout] 40  | write_csr!(0x305, __write_mtvec);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::io`
[INFO] [stdout]  --> src/init.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::io;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sbi`
[INFO] [stdout]  --> src/init.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::sbi;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alloc_frame`, `dealloc_frame`
[INFO] [stdout]  --> src/init.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     alloc_frame,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 8 |     dealloc_frame
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/riscv/register/macros.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / macro_rules! read_csr_rv32 {
[INFO] [stdout] 35 | |     ($csr_number:expr, $asm_fn: ident) => {
[INFO] [stdout] 36 | |         /// Reads the CSR
[INFO] [stdout] 37 | |         #[inline]
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |     };
[INFO] [stdout] 61 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/riscv/register/macros.rs:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | / macro_rules! read_csr_as_usize_rv32 {
[INFO] [stdout] 88 | |     ($csr_number:expr, $asm_fn: ident) => {
[INFO] [stdout] 89 | |         read_csr_rv32!($csr_number, $asm_fn);
[INFO] [stdout] 90 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     };
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/riscv/register/macros.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | / macro_rules! write_csr_rv32 {
[INFO] [stdout] 129 | |     ($csr_number:expr, $asm_fn: ident) => {
[INFO] [stdout] 130 | |         /// Writes the CSR
[INFO] [stdout] 131 | |         #[inline]
[INFO] [stdout] ...   |
[INFO] [stdout] 151 | |     };
[INFO] [stdout] 152 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/riscv/register/macros.rs:166:1
[INFO] [stdout]     |
[INFO] [stdout] 166 | / macro_rules! write_csr_as_usize_rv32 {
[INFO] [stdout] 167 | |     ($csr_number:expr, $asm_fn: ident) => {
[INFO] [stdout] 168 | |         write_csr_rv32!($csr_number, $asm_fn);
[INFO] [stdout] 169 | |
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |     };
[INFO] [stdout] 176 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Page`, `PhysAddr`, `VirtAddr`
[INFO] [stdout]  --> src/memory/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     VirtAddr,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 |     PhysAddr,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     Page,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/init.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     panic!("end of rust_main");
[INFO] [stdout]    |     --------------------------- any code following this expression is unreachable
[INFO] [stdout] 46 |     panic!("you want to do nothing!");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 21 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `myos`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5632f534b171ed1f9e76e1bafc38bb90640845b86e8ca28ec79b09ae6a9d3514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5632f534b171ed1f9e76e1bafc38bb90640845b86e8ca28ec79b09ae6a9d3514", kill_on_drop: false }`
[INFO] [stdout] 5632f534b171ed1f9e76e1bafc38bb90640845b86e8ca28ec79b09ae6a9d3514
