[INFO] cloning repository https://github.com/ShallowFeather/os-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShallowFeather/os-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShallowFeather%2Fos-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShallowFeather%2Fos-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc5fa44cc54069d2ef3a52689679c6e0ae535c41
[INFO] checking ShallowFeather/os-practice against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShallowFeather%2Fos-practice" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShallowFeather/os-practice on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ShallowFeather/os-practice
[INFO] finished tweaking git repo https://github.com/ShallowFeather/os-practice
[INFO] tweaked toml for git repo https://github.com/ShallowFeather/os-practice written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ShallowFeather/os-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3012792ec66dcd8caa04878db7e3411b53458e2fc5880ab014512b689c69f02b
[INFO] running `Command { std: "docker" "start" "-a" "3012792ec66dcd8caa04878db7e3411b53458e2fc5880ab014512b689c69f02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3012792ec66dcd8caa04878db7e3411b53458e2fc5880ab014512b689c69f02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3012792ec66dcd8caa04878db7e3411b53458e2fc5880ab014512b689c69f02b", kill_on_drop: false }`
[INFO] [stdout] 3012792ec66dcd8caa04878db7e3411b53458e2fc5880ab014512b689c69f02b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aa61436e6422b1e2e44be3fc73f08df1a2c7db23c1c546db7dc27b14e1a10e8
[INFO] running `Command { std: "docker" "start" "-a" "5aa61436e6422b1e2e44be3fc73f08df1a2c7db23c1c546db7dc27b14e1a10e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.14.3
[INFO] [stderr]    Compiling bootloader v0.9.17
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking uart_16550 v0.2.15
[INFO] [stderr]     Checking os v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/interrupt.rs:9:41
[INFO] [stdout]    |
[INFO] [stdout] 9  |         idt.double_fault.set_handler_fn(double_fault_handler); // new
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^ expected struct `InterruptStackFrame`, found `&mut InterruptStackFrame`
[INFO] [stdout] ...
[INFO] [stdout] 18 | extern "x86-interrupt" fn double_fault_handler(stack_frame: &mut InterruptStackFrame, _error_code: u64) -> ! {
[INFO] [stdout]    | ------------------------------------------------------------------------------------------------------------ for<'r> extern "x86-interrupt" fn(&'r mut InterruptStackFrame, u64) -> ! {double_fault_handler} defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `extern "x86-interrupt" fn(InterruptStackFrame, _) -> _`
[INFO] [stdout]                  found fn item `extern "x86-interrupt" for<'r> fn(&'r mut InterruptStackFrame, _) -> _ {double_fault_handler}`
[INFO] [stdout] help: use parentheses to call this function
[INFO] [stdout]    |
[INFO] [stdout] 9  |         idt.double_fault.set_handler_fn(double_fault_handler(stack_frame, _error_code)); // new
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/interrupt.rs:9:41
[INFO] [stdout]    |
[INFO] [stdout] 9  |         idt.double_fault.set_handler_fn(double_fault_handler); // new
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^ expected struct `InterruptStackFrame`, found `&mut InterruptStackFrame`
[INFO] [stdout] ...
[INFO] [stdout] 18 | extern "x86-interrupt" fn double_fault_handler(stack_frame: &mut InterruptStackFrame, _error_code: u64) -> ! {
[INFO] [stdout]    | ------------------------------------------------------------------------------------------------------------ for<'r> extern "x86-interrupt" fn(&'r mut InterruptStackFrame, u64) -> ! {double_fault_handler} defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `extern "x86-interrupt" fn(InterruptStackFrame, _) -> _`
[INFO] [stdout]                  found fn item `extern "x86-interrupt" for<'r> fn(&'r mut InterruptStackFrame, _) -> _ {double_fault_handler}`
[INFO] [stdout] help: use parentheses to call this function
[INFO] [stdout]    |
[INFO] [stdout] 9  |         idt.double_fault.set_handler_fn(double_fault_handler(stack_frame, _error_code)); // new
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5aa61436e6422b1e2e44be3fc73f08df1a2c7db23c1c546db7dc27b14e1a10e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa61436e6422b1e2e44be3fc73f08df1a2c7db23c1c546db7dc27b14e1a10e8", kill_on_drop: false }`
[INFO] [stdout] 5aa61436e6422b1e2e44be3fc73f08df1a2c7db23c1c546db7dc27b14e1a10e8