[INFO] cloning repository https://github.com/Arunjot786/Substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arunjot786/Substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunjot786%2FSubstrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunjot786%2FSubstrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8d196026bf178d1fdf203a17fa17986f672a065
[INFO] testing Arunjot786/Substrate against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunjot786%2FSubstrate" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Arunjot786/Substrate
[INFO] finished tweaking git repo https://github.com/Arunjot786/Substrate
[INFO] tweaked toml for git repo https://github.com/Arunjot786/Substrate written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Arunjot786/Substrate on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Arunjot786/Substrate 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/polkadot`
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] error: failed to get `serde_nanos` as a dependency of package `frame-benchmarking-cli v4.0.0-dev (/workspace/builds/worker-7-tc1/source/utils/frame/benchmarking-cli)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   download of se/rd/serde_nanos failed
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download from `https://index.crates.io/se/rd/serde_nanos`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)


command failed: exit status: 101

    Updating crates.io index
    Updating git repository `https://github.com/paritytech/polkadot`
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
error: failed to get `serde_nanos` as a dependency of package `frame-benchmarking-cli v4.0.0-dev (/workspace/builds/worker-7-tc1/source/utils/frame/benchmarking-cli)`

Caused by:
  download of se/rd/serde_nanos failed

Caused by:
  failed to download from `https://index.crates.io/se/rd/serde_nanos`

Caused by:
  [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)