[INFO] fetching crate ruduino 0.3.2...
[INFO] testing ruduino-0.3.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ruduino 0.3.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ruduino 0.3.2
[INFO] finished tweaking crates.io crate ruduino 0.3.2
[INFO] tweaked toml for crates.io crate ruduino 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruduino 0.3.2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruduino 0.3.2 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded target-cpu-macro v0.1.3
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded const_env--value v0.1.2
[INFO] [stderr]   Downloaded xmltree v0.10.2
[INFO] [stderr]   Downloaded avr-config v1.0.0
[INFO] [stderr]   Downloaded target-cpu-fetch v0.1.3
[INFO] [stderr]   Downloaded const_env_impl--value v0.1.2
[INFO] [stderr]   Downloaded avr-config v2.0.1
[INFO] [stderr]   Downloaded avr_delay v0.3.1
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded avr-std-stub v1.0.2
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr] error: failed to unpack package `syn v1.0.60`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `syn-1.0.60/tests/test_pat.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.60/tests/test_pat.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `syn-1.0.60/tests/test_pat.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.60/tests/test_pat.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Updating crates.io index
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded proc-macro2 v1.0.24
         Downloaded target-cpu-macro v0.1.3
         Downloaded unicode-xid v0.2.1
         Downloaded const_env--value v0.1.2
         Downloaded xmltree v0.10.2
         Downloaded avr-config v1.0.0
         Downloaded target-cpu-fetch v0.1.3
         Downloaded const_env_impl--value v0.1.2
         Downloaded avr-config v2.0.1
         Downloaded avr_delay v0.3.1
         Downloaded quote v1.0.8
         Downloaded xml-rs v0.8.3
         Downloaded lazy_static v1.4.0
         Downloaded json v0.12.4
         Downloaded avr-std-stub v1.0.2
         Downloaded syn v1.0.60
       error: failed to unpack package `syn v1.0.60`
       
       Caused by:
         failed to unpack entry at `syn-1.0.60/tests/test_pat.rs`
       
       Caused by:
         failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.60/tests/test_pat.rs`
       
       Caused by:
         failed to unpack `syn-1.0.60/tests/test_pat.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.60/tests/test_pat.rs`
       
       Caused by:
         No space left on device (os error 28)