Structurally dead code

Actions intended to be performed by the unreachable code will never occur. Code block is unreachable because of the syntactic structure of the code
/data/bazel_cache/1de52aaeb35278243ca29a4785ce7969/execroot/_main/src/mongo/db/timeseries/write_ops/internal/timeseries_write_ops_internal.cpp:1396: UNREACHABLE 172247 This code cannot be reached: "if (output.canContinue) {
...".