[INFO] cloning repository https://github.com/0930mcx/OS-homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0930mcx/OS-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0930mcx%2FOS-homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0930mcx%2FOS-homework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 517645f53d6f10daa8d3af6a11fa36bbe1953613
[INFO] testing 0930mcx/OS-homework against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0930mcx%2FOS-homework" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/0930mcx/OS-homework
[INFO] finished tweaking git repo https://github.com/0930mcx/OS-homework
[INFO] tweaked toml for git repo https://github.com/0930mcx/OS-homework written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0930mcx/OS-homework on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0930mcx/OS-homework already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81d03cae0b6fe039c05c437f143705181e6d367e303ca49d9db2a43628d43943
[INFO] running `Command { std: "docker" "start" "-a" "81d03cae0b6fe039c05c437f143705181e6d367e303ca49d9db2a43628d43943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81d03cae0b6fe039c05c437f143705181e6d367e303ca49d9db2a43628d43943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d03cae0b6fe039c05c437f143705181e6d367e303ca49d9db2a43628d43943", kill_on_drop: false }`
[INFO] [stdout] 81d03cae0b6fe039c05c437f143705181e6d367e303ca49d9db2a43628d43943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db3cfdd532bd5c86618104d9dab951b97647b03ed218131fa93d4449f428234
[INFO] running `Command { std: "docker" "start" "-a" "6db3cfdd532bd5c86618104d9dab951b97647b03ed218131fa93d4449f428234", kill_on_drop: false }`
[INFO] [stderr]    Compiling user_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid register `x10`: unknown register
[INFO] [stdout]   --> src/syscall.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |              in("x10") args[0],
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x11`: unknown register
[INFO] [stdout]   --> src/syscall.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 |              in("x11") args[1],
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x12`: unknown register
[INFO] [stdout]   --> src/syscall.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |              in("x12") args[2],
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x17`: unknown register
[INFO] [stdout]   --> src/syscall.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |              in("x17") id,
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `x10`: unknown register
[INFO] [stdout]   --> src/syscall.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |              lateout("x10") ret
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(panic_info_message)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `PanicMessage<'a>` in the current scope
[INFO] [stdout]   --> src/lang_items.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |             panic_info.message().unwrap());
[INFO] [stdout]    |                                  ^^^^^^ method not found in `PanicMessage<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `PanicMessage<'a>` in the current scope
[INFO] [stdout]   --> src/lang_items.rs:12:55
[INFO] [stdout]    |
[INFO] [stdout] 12 |         println!("Panicked: {}", panic_info.message().unwrap());
[INFO] [stdout]    |                                                       ^^^^^^ method not found in `PanicMessage<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `user_lib` (lib) due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6db3cfdd532bd5c86618104d9dab951b97647b03ed218131fa93d4449f428234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db3cfdd532bd5c86618104d9dab951b97647b03ed218131fa93d4449f428234", kill_on_drop: false }`
[INFO] [stdout] 6db3cfdd532bd5c86618104d9dab951b97647b03ed218131fa93d4449f428234
