[INFO] cloning repository https://github.com/maochongxin/my_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maochongxin/my_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaochongxin%2Fmy_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaochongxin%2Fmy_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dec7c49822b47004deb5b69ee836124282d155a0 [INFO] checking maochongxin/my_os against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaochongxin%2Fmy_os" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/maochongxin/my_os [INFO] finished tweaking git repo https://github.com/maochongxin/my_os [INFO] tweaked toml for git repo https://github.com/maochongxin/my_os written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/maochongxin/my_os on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/maochongxin/my_os 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/xy-plus/buddy-allocator` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/xy-plus/device_tree-rs` [INFO] [stderr] Updating git repository `https://github.com/xy-plus/riscv` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bare-metal v0.2.4 [INFO] [stderr] Downloaded spin v0.5.0 [INFO] [stderr] Downloaded buddy_system_allocator v0.1.2 [INFO] [stderr] Downloaded spin v0.3.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb623c72134f5bbd6af76910ecef47035a31112b95685bba79c6c589a59b709d [INFO] running `Command { std: "docker" "start" "-a" "cb623c72134f5bbd6af76910ecef47035a31112b95685bba79c6c589a59b709d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb623c72134f5bbd6af76910ecef47035a31112b95685bba79c6c589a59b709d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb623c72134f5bbd6af76910ecef47035a31112b95685bba79c6c589a59b709d", kill_on_drop: false }` [INFO] [stdout] cb623c72134f5bbd6af76910ecef47035a31112b95685bba79c6c589a59b709d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e78f477654556e22085dc3af3e3842dfa444fdff0d5bc6777a95bb839194bba4 [INFO] running `Command { std: "docker" "start" "-a" "e78f477654556e22085dc3af3e3842dfa444fdff0d5bc6777a95bb839194bba4", kill_on_drop: false }` [INFO] [stderr] Compiling riscv v0.5.0 (https://github.com/xy-plus/riscv#da9404ba) [INFO] [stderr] Checking spin v0.5.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking bit_field v0.9.0 [INFO] [stderr] Checking bbl v0.1.0 (/opt/rustwide/workdir/crate/bbl) [INFO] [stderr] Checking buddy-allocator v0.1.0 (https://github.com/xy-plus/buddy-allocator#8edd8a85) [INFO] [stderr] Checking spin v0.3.5 [INFO] [stderr] Checking device_tree v1.0.3 (https://github.com/xy-plus/device_tree-rs#f438be61) [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling bare-metal v0.2.4 [INFO] [stdout] error[E0522]: definition of an unknown lang item: `oom` [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/buddy-allocator-f39cde6b9df62818/8edd8a8/src/lib.rs:138:1 [INFO] [stdout] | [INFO] [stdout] 138 | #[lang = "oom"] [INFO] [stdout] | ^^^^^^^^^^^^^^^ definition of unknown lang item `oom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0522`. [INFO] [stdout] [INFO] [stdout] error[E0522]: definition of an unknown lang item: `oom` [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/buddy-allocator-f39cde6b9df62818/8edd8a8/src/lib.rs:138:1 [INFO] [stdout] | [INFO] [stdout] 138 | #[lang = "oom"] [INFO] [stdout] | ^^^^^^^^^^^^^^^ definition of unknown lang item `oom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> crate/bbl/src/sbi.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | asm!("ecall" [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 3 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0522`. [INFO] [stdout] [INFO] [stderr] error: could not compile `buddy-allocator` (lib) due to 1 previous error [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/index.crates.io-1949cf8c6b5b557f/spin-0.3.5/src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(const_fn, asm)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable [INFO] [stdout] --> crate/bbl/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(asm)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bbl` (lib) due to 1 previous error; 1 warning emitted [INFO] [stderr] error: could not compile `buddy-allocator` (lib) due to 1 previous error [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/spin-0.3.5/src/mutex.rs:102:14 [INFO] [stdout] | [INFO] [stdout] 102 | unsafe { asm!("pause" :::: "volatile"); } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 1 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> crate/bbl/src/sbi.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | asm!("ecall" [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 3 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable [INFO] [stdout] --> crate/bbl/src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(asm)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/spin-0.3.5/src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(const_fn, asm)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bbl` (lib) due to 1 previous error; 1 warning emitted [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/spin-0.3.5/src/mutex.rs:102:14 [INFO] [stdout] | [INFO] [stdout] 102 | unsafe { asm!("pause" :::: "volatile"); } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 1 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `spin` (lib) due to 2 previous errors [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `spin` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e78f477654556e22085dc3af3e3842dfa444fdff0d5bc6777a95bb839194bba4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e78f477654556e22085dc3af3e3842dfa444fdff0d5bc6777a95bb839194bba4", kill_on_drop: false }` [INFO] [stdout] e78f477654556e22085dc3af3e3842dfa444fdff0d5bc6777a95bb839194bba4