[INFO] cloning repository https://github.com/ahn9807/Rust-OS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahn9807/Rust-OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahn9807%2FRust-OS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahn9807%2FRust-OS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a59892acaf9ec6a02cb54ccc65b345b21b6e5123
[INFO] testing ahn9807/Rust-OS against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahn9807%2FRust-OS" "/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/ahn9807/Rust-OS 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-6/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ahn9807/Rust-OS
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/ahn9807/Rust-OS
[INFO] tweaked toml for git repo https://github.com/ahn9807/Rust-OS written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ahn9807/Rust-OS 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pic8259_simple v0.2.0
[INFO] [stderr]   Downloaded cpuio v0.3.0
[INFO] [stderr]   Downloaded uart_16550 v0.2.10
[INFO] [stderr]   Downloaded x86_64 v0.12.3
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83d35eb49b90855112c393d65001e0c4fe1398af49d43680ebcf862e56074f81
[INFO] running `Command { std: "docker" "start" "-a" "83d35eb49b90855112c393d65001e0c4fe1398af49d43680ebcf862e56074f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83d35eb49b90855112c393d65001e0c4fe1398af49d43680ebcf862e56074f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d35eb49b90855112c393d65001e0c4fe1398af49d43680ebcf862e56074f81", kill_on_drop: false }`
[INFO] [stdout] 83d35eb49b90855112c393d65001e0c4fe1398af49d43680ebcf862e56074f81
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbfbc3cb5316823904cc84fa0471a8abf749eadf6f0bc8c1936900eeffb69f17
[INFO] running `Command { std: "docker" "start" "-a" "bbfbc3cb5316823904cc84fa0471a8abf749eadf6f0bc8c1936900eeffb69f17", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.12.3
[INFO] [stderr]    Compiling bootloader v0.9.11
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling cpuio v0.3.0
[INFO] [stderr]    Compiling pc-keyboard v0.5.1
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.4/src/lib.rs:91:42
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn))]
[INFO] [stdout]    |                                          ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(llvm_asm, const_fn)]
[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 `llvm_asm` in this scope
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/x86.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     llvm_asm!("inb %dx, %al" : "={al}"(result) : "{dx}"(port) :: "volatile");
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/x86.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     llvm_asm!("outb %al, %dx" :: "{dx}"(port), "{al}"(value) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/x86.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     llvm_asm!("inw %dx, %ax" : "={ax}"(result) : "{dx}"(port) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/x86.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     llvm_asm!("outw %ax, %dx" :: "{dx}"(port), "{ax}"(value) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/x86.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     llvm_asm!("inl %dx, %eax" : "={eax}"(result) : "{dx}"(port) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/x86.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     llvm_asm!("outl %eax, %dx" :: "{dx}"(port), "{eax}"(value) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bbfbc3cb5316823904cc84fa0471a8abf749eadf6f0bc8c1936900eeffb69f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbfbc3cb5316823904cc84fa0471a8abf749eadf6f0bc8c1936900eeffb69f17", kill_on_drop: false }`
[INFO] [stdout] bbfbc3cb5316823904cc84fa0471a8abf749eadf6f0bc8c1936900eeffb69f17