[INFO] fetching crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1...
[INFO] testing tg-rcore-tutorial-t2l9-smp-0.1.0-preview.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1
[INFO] finished tweaking crates.io crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1
[INFO] tweaked toml for crates.io crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tg-rcore-tutorial-t2l9-smp 0.1.0-preview.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tg-rcore-tutorial-linker v0.4.8
[INFO] [stderr]   Downloaded tg-rcore-tutorial-sbi v0.4.9
[INFO] [stderr]   Downloaded tg-rcore-tutorial-console v0.4.8
[INFO] [stderr]   Downloaded tg-rcore-tutorial-signal-defs v0.4.8
[INFO] [stderr]   Downloaded riscv v0.10.1
[INFO] [stderr]   Downloaded tg-rcore-tutorial-kernel-context v0.4.8
[INFO] [stderr]   Downloaded tg-rcore-tutorial-syscall v0.4.8
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d1bb2275c697cb35224133dbe1539654f00ad7c232827c84cf3e188720e16a2
[INFO] running `Command { std: "docker" "start" "-a" "6d1bb2275c697cb35224133dbe1539654f00ad7c232827c84cf3e188720e16a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d1bb2275c697cb35224133dbe1539654f00ad7c232827c84cf3e188720e16a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1bb2275c697cb35224133dbe1539654f00ad7c232827c84cf3e188720e16a2", kill_on_drop: false }`
[INFO] [stdout] 6d1bb2275c697cb35224133dbe1539654f00ad7c232827c84cf3e188720e16a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f01ea6312f684b8e6ce415f71547b9a9c46087836ff87a7271240d4293257da
[INFO] running `Command { std: "docker" "start" "-a" "2f01ea6312f684b8e6ce415f71547b9a9c46087836ff87a7271240d4293257da", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling riscv v0.10.1
[INFO] [stderr]    Compiling numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling tg-rcore-tutorial-linker v0.4.8
[INFO] [stderr]    Compiling tg-rcore-tutorial-syscall v0.4.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling tg-rcore-tutorial-sbi v0.4.9
[INFO] [stderr]    Compiling tg-rcore-tutorial-kernel-context v0.4.8
[INFO] [stderr]    Compiling tg-rcore-tutorial-signal-defs v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling tg-rcore-tutorial-t2l9-smp v0.1.0-preview.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling tg-rcore-tutorial-console v0.4.8
[INFO] [stdout] error[E0425]: cannot find value `_start` in this scope
[INFO] [stdout]   --> src/bin/t2l9-ch1-smp.rs:54:60
[INFO] [stdout]    |
[INFO] [stdout] 54 |         if let Err(error) = start_secondary_harts(hart_id, _start as *const () as usize) {
[INFO] [stdout]    |                                                            ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/bin/t2l9-ch1-smp.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg(target_arch = "riscv64")]
[INFO] [stdout]    |       ----------------------- the item is gated behind the `riscv64` feature
[INFO] [stdout] ...
[INFO] [stdout] 31 | unsafe extern "C" fn _start() -> ! {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `_start` in this scope
[INFO] [stdout]   --> src/bin/t2l9-ch2-smp.rs:67:56
[INFO] [stdout]    |
[INFO] [stdout] 67 |     if let Err(error) = start_secondary_harts(hart_id, _start as *const () as usize) {
[INFO] [stdout]    |                                                        ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/bin/t2l9-ch2-smp.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[cfg(target_arch = "riscv64")]
[INFO] [stdout]    |       ----------------------- the item is gated behind the `riscv64` feature
[INFO] [stdout] ...
[INFO] [stdout] 36 | unsafe extern "C" fn _start() -> ! {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-t2l9-smp` (bin "t2l9-ch1-smp") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-t2l9-smp` (bin "t2l9-ch2-smp") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2f01ea6312f684b8e6ce415f71547b9a9c46087836ff87a7271240d4293257da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f01ea6312f684b8e6ce415f71547b9a9c46087836ff87a7271240d4293257da", kill_on_drop: false }`
[INFO] [stdout] 2f01ea6312f684b8e6ce415f71547b9a9c46087836ff87a7271240d4293257da
