[INFO] fetching crate simple-dns-server 0.1.0...
[INFO] testing simple-dns-server-0.1.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate simple-dns-server 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate simple-dns-server 0.1.0
[INFO] finished tweaking crates.io crate simple-dns-server 0.1.0
[INFO] tweaked toml for crates.io crate simple-dns-server 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-dns-server 0.1.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple-dns-server 0.1.0 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded untrusted v0.7.1
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.82
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded futures-executor v0.3.23
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded num_cpus v1.13.1
[INFO] [stderr]   Downloaded ryu v1.0.11
[INFO] [stderr]   Downloaded itoa v1.0.3
[INFO] [stderr]   Downloaded form_urlencoded v1.0.1
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded matches v0.1.9
[INFO] [stderr]   Downloaded tinyvec_macros v0.1.0
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.82
[INFO] [stderr]   Downloaded tracing-log v0.1.3
[INFO] [stderr]   Downloaded tracing-attributes v0.1.22
[INFO] [stderr]   Downloaded redox_syscall v0.2.16
[INFO] [stderr]   Downloaded lru-cache v0.1.2
[INFO] [stderr]   Downloaded serde v1.0.144
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded match_cfg v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.82
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded tokio-macros v1.8.0
[INFO] [stderr]   Downloaded futures-task v0.3.23
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded hostname v0.3.1
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded valuable v0.1.0
[INFO] [stderr]   Downloaded anyhow v1.0.62
[INFO] [stderr]   Downloaded tracing-core v0.1.29
[INFO] [stderr]   Downloaded indexmap v1.9.1
[INFO] [stderr]   Downloaded rand_chacha v0.3.1
[INFO] [stderr]   Downloaded futures-io v0.3.23
[INFO] [stderr]   Downloaded linked-hash-map v0.5.6
[INFO] [stderr]   Downloaded resolv-conf v0.7.0
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded futures-sink v0.3.23
[INFO] [stderr]   Downloaded futures-core v0.3.23
[INFO] [stderr]   Downloaded tokio-rustls v0.23.4
[INFO] [stderr]   Downloaded sct v0.7.0
[INFO] [stderr]   Downloaded tinyvec v1.6.0
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.2
[INFO] [stderr]   Downloaded sharded-slab v0.1.4
[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded serde_yaml v0.9.10
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded trust-dns-server v0.21.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.21.2
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.32
[INFO] [stderr]   Downloaded url v2.2.2
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded rand_core v0.6.3
[INFO] [stderr]   Downloaded futures-channel v0.3.23
[INFO] [stderr]   Downloaded parking_lot_core v0.9.3
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded lock_api v0.4.7
[INFO] [stderr]   Downloaded quote v1.0.21
[INFO] [stderr]   Downloaded async-trait v0.1.57
[INFO] [stderr]   Downloaded unicode-bidi v0.3.8
[INFO] [stderr]   Downloaded slab v0.4.7
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded hashbrown v0.12.3
[INFO] [stderr]   Downloaded serde_derive v1.0.144
[INFO] [stderr]   Downloaded proc-macro2 v1.0.43
[INFO] [stderr]   Downloaded pin-project-lite v0.2.9
[INFO] [stderr]   Downloaded thiserror v1.0.32
[INFO] [stderr]   Downloaded ipnet v2.5.0
[INFO] [stderr]   Downloaded winreg v0.7.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.15
[INFO] [stderr]   Downloaded regex v1.6.0
[INFO] [stderr]   Downloaded log v0.4.17
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.16
[INFO] [stderr]   Downloaded widestring v0.5.1
[INFO] [stderr]   Downloaded socket2 v0.4.4
[INFO] [stderr]   Downloaded parking_lot v0.12.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] [stderr]   Downloaded ipconfig v0.3.0
[INFO] [stderr]   Downloaded webpki v0.22.0
[INFO] [stderr]   Downloaded js-sys v0.3.59
[INFO] [stderr]   Downloaded cc v1.0.73
[INFO] [stderr]   Downloaded bytes v1.2.1
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded futures v0.3.23
[INFO] [stderr]   Downloaded rand v0.8.5
[INFO] [stderr]   Downloaded trust-dns-client v0.21.2
[INFO] [stderr]   Downloaded time v0.3.13
[INFO] [stderr]   Downloaded bumpalo v3.11.0
[INFO] [stderr]   Downloaded mio v0.8.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.21
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.82
[INFO] [stderr]   Downloaded futures-util v0.3.23
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded syn v1.0.99
[INFO] [stderr] error: failed to unpack package `syn v1.0.99`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `syn-1.0.99/src/parse_macro_input.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.99/src/parse_macro_input.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `syn-1.0.99/src/parse_macro_input.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.99/src/parse_macro_input.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
       
           Blocking waiting for file lock on package cache
           Updating crates.io index
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded untrusted v0.7.1
         Downloaded endian-type v0.1.2
         Downloaded env_logger v0.9.0
         Downloaded wasm-bindgen-macro v0.2.82
         Downloaded autocfg v1.1.0
         Downloaded toml v0.5.9
         Downloaded futures-executor v0.3.23
         Downloaded termcolor v1.1.3
         Downloaded num_cpus v1.13.1
         Downloaded ryu v1.0.11
         Downloaded itoa v1.0.3
         Downloaded form_urlencoded v1.0.1
         Downloaded winapi-util v0.1.5
         Downloaded thread_local v1.1.4
         Downloaded atty v0.2.14
         Downloaded matches v0.1.9
         Downloaded tinyvec_macros v0.1.0
         Downloaded getrandom v0.2.7
         Downloaded wasm-bindgen-backend v0.2.82
         Downloaded tracing-log v0.1.3
         Downloaded tracing-attributes v0.1.22
         Downloaded redox_syscall v0.2.16
         Downloaded lru-cache v0.1.2
         Downloaded serde v1.0.144
         Downloaded percent-encoding v2.1.0
         Downloaded wasm-bindgen-macro-support v0.2.82
         Downloaded ansi_term v0.12.1
         Downloaded match_cfg v0.1.0
         Downloaded wasm-bindgen-shared v0.2.82
         Downloaded spin v0.5.2
         Downloaded tokio-macros v1.8.0
         Downloaded futures-task v0.3.23
         Downloaded pin-utils v0.1.0
         Downloaded num_threads v0.1.6
         Downloaded hostname v0.3.1
         Downloaded cfg-if v1.0.0
         Downloaded humantime v2.1.0
         Downloaded valuable v0.1.0
         Downloaded anyhow v1.0.62
         Downloaded tracing-core v0.1.29
         Downloaded indexmap v1.9.1
         Downloaded rand_chacha v0.3.1
         Downloaded futures-io v0.3.23
         Downloaded linked-hash-map v0.5.6
         Downloaded resolv-conf v0.7.0
         Downloaded nibble_vec v0.1.0
         Downloaded enum-as-inner v0.4.0
         Downloaded quick-error v1.2.3
         Downloaded hermit-abi v0.1.19
         Downloaded futures-sink v0.3.23
         Downloaded futures-core v0.3.23
         Downloaded tokio-rustls v0.23.4
         Downloaded sct v0.7.0
         Downloaded tinyvec v1.6.0
         Downloaded scopeguard v1.1.0
         Downloaded unsafe-libyaml v0.2.2
         Downloaded sharded-slab v0.1.4
         Downloaded tracing v0.1.36
         Downloaded serde_yaml v0.9.10
         Downloaded heck v0.4.0
         Downloaded trust-dns-server v0.21.2
         Downloaded trust-dns-resolver v0.21.2
         Downloaded lazy_static v1.4.0
         Downloaded thiserror-impl v1.0.32
         Downloaded url v2.2.2
         Downloaded wasi v0.11.0+wasi-snapshot-preview1
         Downloaded aho-corasick v0.7.18
         Downloaded once_cell v1.13.1
         Downloaded smallvec v1.9.0
         Downloaded rand_core v0.6.3
         Downloaded futures-channel v0.3.23
         Downloaded parking_lot_core v0.9.3
         Downloaded bitflags v1.3.2
         Downloaded lock_api v0.4.7
         Downloaded quote v1.0.21
         Downloaded async-trait v0.1.57
         Downloaded unicode-bidi v0.3.8
         Downloaded slab v0.4.7
         Downloaded data-encoding v2.3.2
         Downloaded hashbrown v0.12.3
         Downloaded serde_derive v1.0.144
         Downloaded proc-macro2 v1.0.43
         Downloaded pin-project-lite v0.2.9
         Downloaded thiserror v1.0.32
         Downloaded ipnet v2.5.0
         Downloaded winreg v0.7.0
         Downloaded tracing-subscriber v0.3.15
         Downloaded regex v1.6.0
         Downloaded log v0.4.17
         Downloaded ppv-lite86 v0.2.16
         Downloaded widestring v0.5.1
         Downloaded socket2 v0.4.4
         Downloaded parking_lot v0.12.1
         Downloaded unicode-ident v1.0.3
         Downloaded regex-syntax v0.6.27
         Downloaded ipconfig v0.3.0
         Downloaded webpki v0.22.0
         Downloaded js-sys v0.3.59
         Downloaded cc v1.0.73
         Downloaded bytes v1.2.1
         Downloaded memchr v2.5.0
         Downloaded futures v0.3.23
         Downloaded rand v0.8.5
         Downloaded trust-dns-client v0.21.2
         Downloaded time v0.3.13
         Downloaded bumpalo v3.11.0
         Downloaded mio v0.8.4
         Downloaded unicode-normalization v0.1.21
         Downloaded wasm-bindgen v0.2.82
         Downloaded futures-util v0.3.23
         Downloaded radix_trie v0.2.1
         Downloaded syn v1.0.99
       error: failed to unpack package `syn v1.0.99`
       
       Caused by:
         failed to unpack entry at `syn-1.0.99/src/parse_macro_input.rs`
       
       Caused by:
         failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.99/src/parse_macro_input.rs`
       
       Caused by:
         failed to unpack `syn-1.0.99/src/parse_macro_input.rs` into `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.99/src/parse_macro_input.rs`
       
       Caused by:
         No space left on device (os error 28)