[INFO] cloning repository https://github.com/peter-marshall5/scratch-risc-v-kernel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peter-marshall5/scratch-risc-v-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-marshall5%2Fscratch-risc-v-kernel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-marshall5%2Fscratch-risc-v-kernel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1030e5dc35a34799ca4ca7ff1951d94bf45255c [INFO] building peter-marshall5/scratch-risc-v-kernel against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-marshall5%2Fscratch-risc-v-kernel" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/peter-marshall5/scratch-risc-v-kernel on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/peter-marshall5/scratch-risc-v-kernel [INFO] finished tweaking git repo https://github.com/peter-marshall5/scratch-risc-v-kernel [INFO] tweaked toml for git repo https://github.com/peter-marshall5/scratch-risc-v-kernel written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/peter-marshall5/scratch-risc-v-kernel 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 74eee7377ba15d3fbc1b6260cd9fd5433c9be0b24dd8fc1e402b50e2cff7d1db [INFO] running `Command { std: "docker" "start" "-a" "74eee7377ba15d3fbc1b6260cd9fd5433c9be0b24dd8fc1e402b50e2cff7d1db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74eee7377ba15d3fbc1b6260cd9fd5433c9be0b24dd8fc1e402b50e2cff7d1db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74eee7377ba15d3fbc1b6260cd9fd5433c9be0b24dd8fc1e402b50e2cff7d1db", kill_on_drop: false }` [INFO] [stdout] 74eee7377ba15d3fbc1b6260cd9fd5433c9be0b24dd8fc1e402b50e2cff7d1db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf5553361bb84e7eb258d4ad57a5e249f356b7e7015b532ad1f0b475bff3666f [INFO] running `Command { std: "docker" "start" "-a" "bf5553361bb84e7eb258d4ad57a5e249f356b7e7015b532ad1f0b475bff3666f", kill_on_drop: false }` [INFO] [stderr] Compiling kernel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> src/main.rs:13:3 [INFO] [stdout] | [INFO] [stdout] 13 | #[naked] [INFO] [stdout] | ^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 13 | #[unsafe(naked)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `while` condition [INFO] [stdout] --> src/display.rs:57:11 [INFO] [stdout] | [INFO] [stdout] 57 | while (u32::from_be(dma_access.control) != 0) {} [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 57 - while (u32::from_be(dma_access.control) != 0) {} [INFO] [stdout] 57 + while u32::from_be(dma_access.control) != 0 {} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(naked_functions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kernel` (bin "kernel") due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "bf5553361bb84e7eb258d4ad57a5e249f356b7e7015b532ad1f0b475bff3666f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf5553361bb84e7eb258d4ad57a5e249f356b7e7015b532ad1f0b475bff3666f", kill_on_drop: false }` [INFO] [stdout] bf5553361bb84e7eb258d4ad57a5e249f356b7e7015b532ad1f0b475bff3666f