[INFO] cloning repository https://github.com/RainSTR-Studio/proka-kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RainSTR-Studio/proka-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRainSTR-Studio%2Fproka-kernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRainSTR-Studio%2Fproka-kernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5c96c0e581bc302133120159307ed68118e3a53
[INFO] building RainSTR-Studio/proka-kernel/d5c96c0e581bc302133120159307ed68118e3a53 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRainSTR-Studio%2Fproka-kernel" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RainSTR-Studio/proka-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] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/RainSTR-Studio/proka-kernel
[INFO] finished tweaking git repo https://github.com/RainSTR-Studio/proka-kernel
[INFO] tweaked toml for git repo https://github.com/RainSTR-Studio/proka-kernel written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RainSTR-Studio/proka-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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.3.2
[INFO] [stderr]   Downloaded spin v0.10.0
[INFO] [stderr]   Downloaded ptr_meta_derive v0.2.0
[INFO] [stderr]   Downloaded uefi-raw v0.8.0
[INFO] [stderr]   Downloaded ptr_meta v0.2.0
[INFO] [stderr]   Downloaded uguid v2.2.1
[INFO] [stderr]   Downloaded multiboot2 v0.23.1
[INFO] [stderr]   Downloaded x86_64 v0.15.2
[INFO] [stderr]   Downloaded multiboot2-common v0.2.1
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ddec3ebb885a3352b4a020f5cc4a84e73a09354c221b0a312985868b874f405e
[INFO] running `Command { std: "docker" "start" "-a" "ddec3ebb885a3352b4a020f5cc4a84e73a09354c221b0a312985868b874f405e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddec3ebb885a3352b4a020f5cc4a84e73a09354c221b0a312985868b874f405e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddec3ebb885a3352b4a020f5cc4a84e73a09354c221b0a312985868b874f405e", kill_on_drop: false }`
[INFO] [stdout] ddec3ebb885a3352b4a020f5cc4a84e73a09354c221b0a312985868b874f405e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f02dd3cffd0e2c0f4dabc90f6c7821adc9d1e5f859740025081c1bb9f3777c41
[INFO] running `Command { std: "docker" "start" "-a" "f02dd3cffd0e2c0f4dabc90f6c7821adc9d1e5f859740025081c1bb9f3777c41", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling uguid v2.2.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling proka-kernel v0.1.0 (/opt/rustwide/workdir/kernel)
[INFO] [stderr]    Compiling spinning_top v0.2.5
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling linked_list_allocator v0.9.1
[INFO] [stderr]    Compiling x86_64 v0.15.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling uart_16550 v0.3.2
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.2.0
[INFO] [stderr]    Compiling ptr_meta v0.2.0
[INFO] [stderr]    Compiling uefi-raw v0.8.0
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling multiboot2-common v0.2.1
[INFO] [stderr]    Compiling multiboot2 v0.23.1
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> kernel/src/memory/mapper.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn lock(&self) -> spin::MutexGuard<FrameAlloc> {
[INFO] [stdout]    |                 ^^^^^     ---------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn lock(&self) -> spin::MutexGuard<'_, FrameAlloc> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> kernel/src/memory/mapper.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn lock(&self) -> spin::MutexGuard<MemoryMapper> {
[INFO] [stdout]     |                 ^^^^^     ------------------------------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn lock(&self) -> spin::MutexGuard<'_, MemoryMapper> {
[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] [stderr] error: could not compile `proka-kernel` (bin "proka-kernel") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f02dd3cffd0e2c0f4dabc90f6c7821adc9d1e5f859740025081c1bb9f3777c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02dd3cffd0e2c0f4dabc90f6c7821adc9d1e5f859740025081c1bb9f3777c41", kill_on_drop: false }`
[INFO] [stdout] f02dd3cffd0e2c0f4dabc90f6c7821adc9d1e5f859740025081c1bb9f3777c41