[INFO] cloning repository https://github.com/TheEmpty/mighty_mule_gate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheEmpty/mighty_mule_gate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheEmpty%2Fmighty_mule_gate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheEmpty%2Fmighty_mule_gate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc7e96f8e6a4fd37259f25441c736283437f55e7
[INFO] checking TheEmpty/mighty_mule_gate against master#217cb73577ed6f30a2005dd75bab01d23ec4cd60 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheEmpty%2Fmighty_mule_gate" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TheEmpty/mighty_mule_gate
[INFO] finished tweaking git repo https://github.com/TheEmpty/mighty_mule_gate
[INFO] tweaked toml for git repo https://github.com/TheEmpty/mighty_mule_gate written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TheEmpty/mighty_mule_gate on toolchain 217cb73577ed6f30a2005dd75bab01d23ec4cd60
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TheEmpty/mighty_mule_gate 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" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.7.15 (available: v0.7.20)
[INFO] [stderr]       Adding atty v0.2.14
[INFO] [stderr]       Adding cfg-if v1.0.4
[INFO] [stderr]       Adding env_logger v0.7.1
[INFO] [stderr]       Adding getrandom v0.2.16
[INFO] [stderr]       Adding humantime v1.3.0
[INFO] [stderr]     Updating libc v0.2.70 -> v0.2.177
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding quick-error v1.2.3
[INFO] [stderr]       Adding regex v1.4.6 (available: v1.12.2)
[INFO] [stderr]       Adding regex-syntax v0.6.29
[INFO] [stderr]       Adding termcolor v1.4.1
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] [stderr]       Adding wasi v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]       Adding winapi-util v0.1.11
[INFO] [stderr]       Adding windows-link v0.2.1
[INFO] [stderr]       Adding windows-sys v0.61.2
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
[INFO] [stderr] error: failed to download from `https://static.crates.io/crates/serde_json/1.0.53/download`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)


command failed: exit status: 101

    Updating crates.io index
     Locking 17 packages to latest compatible versions
      Adding aho-corasick v0.7.15 (available: v0.7.20)
      Adding atty v0.2.14
      Adding cfg-if v1.0.4
      Adding env_logger v0.7.1
      Adding getrandom v0.2.16
      Adding humantime v1.3.0
    Updating libc v0.2.70 -> v0.2.177
      Adding pretty_env_logger v0.4.0 (available: v0.5.0)
      Adding quick-error v1.2.3
      Adding regex v1.4.6 (available: v1.12.2)
      Adding regex-syntax v0.6.29
      Adding termcolor v1.4.1
      Adding uuid v0.8.2 (available: v1.18.1)
      Adding wasi v0.11.1+wasi-snapshot-preview1
      Adding winapi-util v0.1.11
      Adding windows-link v0.2.1
      Adding windows-sys v0.61.2
 Downloading crates ...
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4803 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4804 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
warning: spurious network error (3 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 4805 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (2 tries remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
warning: spurious network error (1 try remaining): [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)
error: failed to download from `https://static.crates.io/crates/serde_json/1.0.53/download`

Caused by:
  [7] Could not connect to server (Failed to connect to static.crates.io port 443 after 0 ms: Could not connect to server)