[INFO] fetching crate substrate-wasmtime-profiling 0.16.0-threadsafe.4...
[INFO] checking substrate-wasmtime-profiling-0.16.0-threadsafe.4 against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 111 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.0)
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding base64 v0.12.3 (latest: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding block-buffer v0.7.3 (latest: v0.10.4)
[INFO] [stderr]       Adding block-padding v0.1.5 (latest: v0.3.3)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cranelift-bforest v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding cranelift-codegen v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding cranelift-codegen-meta v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding cranelift-codegen-shared v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding cranelift-entity v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding cranelift-frontend v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding cranelift-wasm v0.63.0 (latest: v0.110.1)
[INFO] [stderr]       Adding digest v0.8.1 (latest: v0.10.7)
[INFO] [stderr]       Adding directories v2.0.2 (latest: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (latest: v0.4.1)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.5)
[INFO] [stderr]       Adding errno v0.2.8 (latest: v0.3.9)
[INFO] [stderr]       Adding fallible-iterator v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding file-per-thread-logger v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding generic-array v0.12.4 (latest: v1.1.0)
[INFO] [stderr]       Adding gimli v0.20.0 (latest: v0.31.0)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.9.0 (latest: v0.13.0)
[INFO] [stderr]       Adding ittapi-rs v0.1.6 (latest: v0.3.0)
[INFO] [stderr]       Adding memoffset v0.5.6 (latest: v0.9.1)
[INFO] [stderr]       Adding more-asserts v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding object v0.18.0 (latest: v0.36.2)
[INFO] [stderr]       Adding opaque-debug v0.2.3 (latest: v0.3.1)
[INFO] [stderr]       Adding regalloc v0.0.21 (latest: v0.0.34)
[INFO] [stderr]       Adding region v2.2.0 (latest: v3.0.2)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding scroll v0.10.2 (latest: v0.12.0)
[INFO] [stderr]       Adding sha2 v0.8.2 (latest: v0.10.8)
[INFO] [stderr]       Adding target-lexicon v0.10.0 (latest: v0.12.15)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.16)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding wasmparser v0.51.4 (latest: v0.214.0)
[INFO] [stderr]       Adding wasmtime-environ v0.16.0 (latest: v23.0.1)
[INFO] [stderr]       Adding zstd v0.5.4+zstd.1.4.7 (latest: v0.13.2)
[INFO] [stderr]       Adding zstd-safe v2.0.6+zstd.1.4.7 (latest: v7.2.0)
[INFO] [stderr]       Adding zstd-sys v1.4.18+zstd.1.4.7 (latest: v2.0.12+zstd.1.5.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-frontend v0.63.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.63.0
[INFO] [stderr]   Downloaded cranelift-entity v0.63.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.63.0
[INFO] [stderr]   Downloaded substrate-wasmtime-runtime v0.16.0-threadsafe.4
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.63.0
[INFO] [stderr]   Downloaded wasmparser v0.51.4
[INFO] [stderr]   Downloaded wasmtime-environ v0.16.0
[INFO] [stderr]   Downloaded regalloc v0.0.21
[INFO] [stderr]   Downloaded object v0.18.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.63.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.63.0
[INFO] [stderr]   Downloaded gimli v0.20.0
[INFO] [stderr]   Downloaded ittapi-rs v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1592133eebe911aa9d8599efd34fd943c0113ad98bb0169039d5a0615fe2831
[INFO] running `Command { std: "docker" "start" "-a" "d1592133eebe911aa9d8599efd34fd943c0113ad98bb0169039d5a0615fe2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1592133eebe911aa9d8599efd34fd943c0113ad98bb0169039d5a0615fe2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1592133eebe911aa9d8599efd34fd943c0113ad98bb0169039d5a0615fe2831", kill_on_drop: false }`
[INFO] [stdout] d1592133eebe911aa9d8599efd34fd943c0113ad98bb0169039d5a0615fe2831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08a46161ac992c758431c07dff809b5093bf1c2dde46611a2c76bbf3bcb096bc
[INFO] running `Command { std: "docker" "start" "-a" "08a46161ac992c758431c07dff809b5093bf1c2dde46611a2c76bbf3bcb096bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.63.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking regalloc v0.0.21
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling wasmtime-environ v0.16.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking gimli v0.29.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking object v0.36.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking file-per-thread-logger v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling substrate-wasmtime-runtime v0.16.0-threadsafe.4
[INFO] [stderr]     Checking addr2line v0.22.0
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking cranelift-entity v0.63.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking cranelift-bforest v0.63.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.63.0
[INFO] [stderr]    Compiling cranelift-codegen v0.63.0
[INFO] [stderr]     Checking cranelift-frontend v0.63.0
[INFO] [stderr]     Checking cranelift-wasm v0.63.0
[INFO] [stderr]     Checking zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]     Checking substrate-wasmtime-profiling v0.16.0-threadsafe.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NullProfilerAgentError` is never constructed
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct NullProfilerAgentError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NullProfilerAgentError` is never constructed
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct NullProfilerAgentError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.63.0, wasmtime-environ v0.16.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "08a46161ac992c758431c07dff809b5093bf1c2dde46611a2c76bbf3bcb096bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a46161ac992c758431c07dff809b5093bf1c2dde46611a2c76bbf3bcb096bc", kill_on_drop: false }`
[INFO] [stdout] 08a46161ac992c758431c07dff809b5093bf1c2dde46611a2c76bbf3bcb096bc
[INFO] checking substrate-wasmtime-profiling-0.16.0-threadsafe.4 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "generate-lockfile" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking substrate-wasmtime-profiling-0.16.0-threadsafe.4 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "generate-lockfile" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking substrate-wasmtime-profiling-0.16.0-threadsafe.4 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "generate-lockfile" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking substrate-wasmtime-profiling-0.16.0-threadsafe.4 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "generate-lockfile" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking substrate-wasmtime-profiling-0.16.0-threadsafe.4 against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "generate-lockfile" "--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
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.