[INFO] fetching crate ruspiro-boot 0.3.1...
[INFO] checking ruspiro-boot-0.3.1 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate ruspiro-boot 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ruspiro-boot 0.3.1 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruspiro-boot 0.3.1
[INFO] finished tweaking crates.io crate ruspiro-boot 0.3.1
[INFO] tweaked toml for crates.io crate ruspiro-boot 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruspiro-mailbox v0.3.0
[INFO] [stderr]   Downloaded ruspiro-uart v0.3.0
[INFO] [stderr]   Downloaded ruspiro-timer v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903029c3a7c87ad63fc9ebd4a6df80f9796629a988d0245c3b2ca526ae029723
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "903029c3a7c87ad63fc9ebd4a6df80f9796629a988d0245c3b2ca526ae029723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903029c3a7c87ad63fc9ebd4a6df80f9796629a988d0245c3b2ca526ae029723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903029c3a7c87ad63fc9ebd4a6df80f9796629a988d0245c3b2ca526ae029723", kill_on_drop: false }`
[INFO] [stdout] 903029c3a7c87ad63fc9ebd4a6df80f9796629a988d0245c3b2ca526ae029723
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12e44cc5a83ee20d6a66d70ef5823e38de2ede11089959efcbd2a1c9cba7aa2e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12e44cc5a83ee20d6a66d70ef5823e38de2ede11089959efcbd2a1c9cba7aa2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ruspiro-register v0.3.1
[INFO] [stderr]     Checking ruspiro-register v0.4.2
[INFO] [stderr]     Checking ruspiro-interrupt-core v0.3.0
[INFO] [stderr]     Checking ruspiro-console v0.3.1
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-register-0.4.2/src/system/mod.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     unsafe { asm!("nop"::::"volatile") };
[INFO] [stdout]    |              ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace with: `llvm_asm!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-register`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-register-0.3.1/src/system/mod.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |     unsafe { asm!("nop"::::"volatile") };
[INFO] [stdout]    |              ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace with: `llvm_asm!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "12e44cc5a83ee20d6a66d70ef5823e38de2ede11089959efcbd2a1c9cba7aa2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e44cc5a83ee20d6a66d70ef5823e38de2ede11089959efcbd2a1c9cba7aa2e", kill_on_drop: false }`
[INFO] [stdout] 12e44cc5a83ee20d6a66d70ef5823e38de2ede11089959efcbd2a1c9cba7aa2e