[INFO] fetching crate flowtigs 1.1.0...
[INFO] checking flowtigs-1.1.0 against master#3c9faa0d037b9eecda4a440cc482ff7f960fb8a5 for pr-152210
[INFO] extracting crate flowtigs 1.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate flowtigs 1.1.0
[INFO] finished tweaking crates.io crate flowtigs 1.1.0
[INFO] tweaked toml for crates.io crate flowtigs 1.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flowtigs 1.1.0 on toolchain 3c9faa0d037b9eecda4a440cc482ff7f960fb8a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c9faa0d037b9eecda4a440cc482ff7f960fb8a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flowtigs 1.1.0 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" "+3c9faa0d037b9eecda4a440cc482ff7f960fb8a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: spurious network error (3 tries remaining): failed to get successful HTTP response from `https://index.crates.io/bi/gr/bigraph` (151.101.2.137), got 503
[INFO] [stderr] body:
[INFO] [stderr] 
[INFO] [stderr] <?xml version="1.0" encoding="utf-8"?>
[INFO] [stderr] <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
[INFO] [stderr]  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
[INFO] [stderr] <html>
[INFO] [stderr]   <head>
[INFO] [stderr]     <title>503 between bytes timeout</title>
[INFO] [stderr]   </head>
[INFO] [stderr]   <body>
[INFO] [stderr]     <h1>Error 503 between bytes timeout</h1>
[INFO] [stderr]     <p>between bytes timeout</p>
[INFO] [stderr]     <h3>Error 54113</h3>
[INFO] [stderr]     <p>Details: cache-chi-kigq8000153-CHI 1771470523 2663972801</p>
[INFO] [stderr]     <hr>
[INFO] [stderr]     <p>Varnish cache server</p>
[INFO] [stderr]   </body>
[INFO] [stderr] </html>
[INFO] [stderr] 
[INFO] [stderr] error: checksum for `env v0.0.0` changed between lock files
[INFO] [stderr] 
[INFO] [stderr] this could be indicative of a few possible errors:
[INFO] [stderr] 
[INFO] [stderr]     * the lock file is corrupt
[INFO] [stderr]     * a replacement source in use (e.g., a mirror) returned a different checksum
[INFO] [stderr]     * the source itself may be corrupt in one way or another
[INFO] [stderr] 
[INFO] [stderr] unable to verify that `env v0.0.0` is the same as when the lockfile was generated
[INFO] [stderr] 


command failed: exit status: 101

    Updating crates.io index
warning: spurious network error (3 tries remaining): failed to get successful HTTP response from `https://index.crates.io/bi/gr/bigraph` (151.101.2.137), got 503
body:

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
  <head>
    <title>503 between bytes timeout</title>
  </head>
  <body>
    <h1>Error 503 between bytes timeout</h1>
    <p>between bytes timeout</p>
    <h3>Error 54113</h3>
    <p>Details: cache-chi-kigq8000153-CHI 1771470523 2663972801</p>
    <hr>
    <p>Varnish cache server</p>
  </body>
</html>

error: checksum for `env v0.0.0` changed between lock files

this could be indicative of a few possible errors:

    * the lock file is corrupt
    * a replacement source in use (e.g., a mirror) returned a different checksum
    * the source itself may be corrupt in one way or another

unable to verify that `env v0.0.0` is the same as when the lockfile was generated
