Panic with setunion() on variable input

gistfile1.txt

2020/06/19 17:23:32 [INFO] Terraform version: 0.13.0 beta2
2020/06/19 17:23:32 [INFO] Go runtime version: go1.14.2
2020/06/19 17:23:32 [INFO] CLI args: []string{"C:\\ProgramData\\chocolatey\\bin\\terraform.exe", "plan"}
2020/06/19 17:23:32 [DEBUG] Attempting to open CLI config file: C:\Users\bondsb\AppData\Roaming\terraform.rc
2020/06/19 17:23:32 [DEBUG] File doesn't exist, but doesn't need to. Ignoring.
2020/06/19 17:23:32 [DEBUG] checking for credentials in "C:\\Users\\bondsb\\AppData\\Roaming\\terraform.d\\plugins"
2020/06/19 17:23:32 [DEBUG] ignoring non-existing provider search directory terraform.d/plugins
2020/06/19 17:23:32 [DEBUG] will search for provider plugins in C:\Users\bondsb\AppData\Roaming\terraform.d\plugins
2020/06/19 17:23:32 [DEBUG] ignoring non-existing provider search directory C:\Users\bondsb\AppData\Roaming\HashiCorp\Terraform\plugins
2020/06/19 17:23:32 [INFO] CLI command args: []string{"plan"}
2020/06/19 17:23:32 [TRACE] Meta.Backend: no config given or present on disk, so returning nil config
2020/06/19 17:23:32 [TRACE] Meta.Backend: backend has not previously been initialized in this working directory
2020/06/19 17:23:32 [DEBUG] New state was assigned lineage "82aa64a9-0f21-1b6a-84b2-57ed871ba032"
2020/06/19 17:23:32 [TRACE] Meta.Backend: using default local state only (no backend configuration, and no existing initialized backend)
2020/06/19 17:23:32 [TRACE] Meta.Backend: instantiated backend of type <nil>
2020/06/19 17:23:32 [DEBUG] checking for provisioner in "."
2020/06/19 17:23:32 [DEBUG] checking for provisioner in "C:\\ProgramData\\chocolatey\\bin"
2020/06/19 17:23:32 [DEBUG] checking for provisioner in "C:\\Users\\bondsb\\AppData\\Roaming\\terraform.d\\plugins"
2020/06/19 17:23:32 [INFO] Failed to read plugin lock file .terraform\plugins\windows_amd64\lock.json: open .terraform\plugins\windows_amd64\lock.json: The system cannot find the path specified.
2020/06/19 17:23:32 [TRACE] Meta.Backend: backend <nil> does not support operations, so wrapping it in a local backend
2020/06/19 17:23:32 [INFO] backend/local: starting Plan operation
2020/06/19 17:23:32 [TRACE] backend/local: requesting state manager for workspace "default"
2020/06/19 17:23:32 [TRACE] backend/local: state manager for workspace "default" will:
 - read initial snapshot from terraform.tfstate
 - write new snapshots to terraform.tfstate
 - create any backup at terraform.tfstate.backup
2020/06/19 17:23:32 [TRACE] backend/local: requesting state lock for workspace "default"
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: preparing to manage state snapshots at terraform.tfstate
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: no previously-stored snapshot exists
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: locking terraform.tfstate using LockFileEx
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: writing lock metadata to .terraform.tfstate.lock.info
2020/06/19 17:23:32 [TRACE] backend/local: reading remote state for workspace "default"
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: reading latest snapshot from terraform.tfstate
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: snapshot file has nil snapshot, but that's okay
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: read nil snapshot
2020/06/19 17:23:32 [TRACE] backend/local: retrieving local state snapshot for workspace "default"
2020/06/19 17:23:32 [TRACE] backend/local: building context for current working directory
2020/06/19 17:23:32 [TRACE] terraform.NewContext: starting
2020/06/19 17:23:32 [TRACE] terraform.NewContext: loading provider schemas
2020/06/19 17:23:32 [TRACE] terraform.NewContext: complete
2020/06/19 17:23:32 [TRACE] backend/local: finished building terraform.Context
2020/06/19 17:23:32 [TRACE] backend/local: requesting interactive input, if necessary
2020/06/19 17:23:32 [TRACE] Context.Input: Prompting for provider arguments
2020/06/19 17:23:32 [TRACE] backend/local: running validation operation
2020/06/19 17:23:32 [INFO] terraform: building graph: GraphTypeValidate
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.ConfigTransformer
2020/06/19 17:23:32 [TRACE] ConfigTransformer: Starting for path:
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.ConfigTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.LocalTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.LocalTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
  ------
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.OutputTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.OutputTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.OrphanResourceInstanceTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.OrphanResourceInstanceTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.StateTransformer
2020/06/19 17:23:32 [TRACE] StateTransformer: state is empty, so nothing to do
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.StateTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.OrphanOutputTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.OrphanOutputTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.AttachResourceConfigTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.AttachResourceConfigTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.AttachStateTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.AttachStateTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.RootVariableTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.RootVariableTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
  var.x - *terraform.NodeRootVariable
  ------
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.MissingProvisionerTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.MissingProvisionerTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.ProvisionerTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.ProvisionerTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.ModuleVariableTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.ModuleVariableTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.graphTransformerMulti
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Executing graph transform *terraform.ProviderConfigTransformer
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Completed graph transform *terraform.ProviderConfigTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
  var.x - *terraform.NodeRootVariable
  ------
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Executing graph transform *terraform.MissingProviderTransformer
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Completed graph transform *terraform.MissingProviderTransformer (no changes)
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Executing graph transform *terraform.ProviderTransformer
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Completed graph transform *terraform.ProviderTransformer (no changes)
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Executing graph transform *terraform.PruneProviderTransformer
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Completed graph transform *terraform.PruneProviderTransformer (no changes)
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Executing graph transform *terraform.ParentProviderTransformer
2020/06/19 17:23:32 [TRACE] (graphTransformerMulti) Completed graph transform *terraform.ParentProviderTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.graphTransformerMulti (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.RemovedModuleTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.RemovedModuleTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.AttachSchemaTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.AttachSchemaTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.ModuleExpansionTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.ModuleExpansionTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.ReferenceTransformer
2020/06/19 17:23:32 [DEBUG] ReferenceTransformer: "local.a (expand)" references: [var.x]
2020/06/19 17:23:32 [DEBUG] ReferenceTransformer: "var.x" references: []
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.ReferenceTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
    var.x - *terraform.NodeRootVariable
  var.x - *terraform.NodeRootVariable
  ------
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.attachDataResourceDependenciesTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.attachDataResourceDependenciesTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.CountBoundaryTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.CountBoundaryTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
    var.x - *terraform.NodeRootVariable
  meta.count-boundary (EachMode fixup) - *terraform.NodeCountBoundary
    local.a (expand) - *terraform.nodeExpandLocal
    var.x - *terraform.NodeRootVariable
  var.x - *terraform.NodeRootVariable
  ------
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.TargetsTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.TargetsTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.ForcedCBDTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.ForcedCBDTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.CloseProviderTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.CloseProviderTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.CloseProvisionerTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.CloseProvisionerTransformer (no changes)
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.CloseRootModuleTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.CloseRootModuleTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
    var.x - *terraform.NodeRootVariable
  meta.count-boundary (EachMode fixup) - *terraform.NodeCountBoundary
    local.a (expand) - *terraform.nodeExpandLocal
    var.x - *terraform.NodeRootVariable
  root - *terraform.nodeCloseModule
    meta.count-boundary (EachMode fixup) - *terraform.NodeCountBoundary
  var.x - *terraform.NodeRootVariable
  ------
2020/06/19 17:23:32 [TRACE] Executing graph transform *terraform.TransitiveReductionTransformer
2020/06/19 17:23:32 [TRACE] Completed graph transform *terraform.TransitiveReductionTransformer with new graph:
  local.a (expand) - *terraform.nodeExpandLocal
    var.x - *terraform.NodeRootVariable
  meta.count-boundary (EachMode fixup) - *terraform.NodeCountBoundary
    local.a (expand) - *terraform.nodeExpandLocal
  root - *terraform.nodeCloseModule
    meta.count-boundary (EachMode fixup) - *terraform.NodeCountBoundary
  var.x - *terraform.NodeRootVariable
  ------
2020/06/19 17:23:32 [DEBUG] Starting graph walk: walkValidate
2020/06/19 17:23:32 [TRACE] dag/walk: visiting "var.x"
2020/06/19 17:23:32 [TRACE] vertex "var.x": starting visit (*terraform.NodeRootVariable)
2020/06/19 17:23:32 [TRACE] vertex "var.x": evaluating
2020/06/19 17:23:32 [TRACE] [walkValidate] Entering eval tree: var.x
2020/06/19 17:23:32 [TRACE] eval: *terraform.EvalSequence
2020/06/19 17:23:32 [TRACE] [walkValidate] Exiting eval tree: var.x
2020/06/19 17:23:32 [TRACE] vertex "var.x": visit complete
2020/06/19 17:23:32 [TRACE] dag/walk: visiting "local.a (expand)"
2020/06/19 17:23:32 [TRACE] vertex "local.a (expand)": starting visit (*terraform.nodeExpandLocal)
2020/06/19 17:23:32 [TRACE] vertex "local.a (expand)": expanding dynamic subgraph
2020/06/19 17:23:32 [TRACE] Expanding local: adding local.a as *terraform.NodeLocal
2020/06/19 17:23:32 [TRACE] vertex "local.a (expand)": entering dynamic subgraph
2020/06/19 17:23:32 [TRACE] dag/walk: visiting "local.a"
2020/06/19 17:23:32 [TRACE] vertex "local.a": starting visit (*terraform.NodeLocal)
2020/06/19 17:23:32 [TRACE] vertex "local.a": evaluating
2020/06/19 17:23:32 [TRACE] [walkValidate] Entering eval tree: local.a
2020/06/19 17:23:32 [TRACE] eval: *terraform.EvalLocal
2020/06/19 17:23:32 [ERROR] eval: *terraform.EvalLocal, err: Error in function call: Call to function "setunion" failed: panic in function implementation: value is not known
goroutine 31 [running]:
runtime/debug.Stack(0xc000561b08, 0x225ee00, 0x2c7ff20)
        /usr/local/go/src/runtime/debug/stack.go:24 +0xa4
github.com/zclconf/go-cty/cty/function.errorForPanic(...)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/error.go:44
github.com/zclconf/go-cty/cty/function.Function.ReturnTypeForValues.func1(0xc000561fb8, 0xc000561fc8)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/function.go:217 +0x7f
panic(0x225ee00, 0x2c7ff20)
        /usr/local/go/src/runtime/panic.go:969 +0x174
github.com/zclconf/go-cty/cty.Value.LengthInt(0x2d29040, 0xc00007bf70, 0x231ba40, 0x4167200, 0x0)
        /home/circleci/project/project
/vendor/github.com/zclconf/go-cty/cty/value_ops.go:994 +0x28c
github.com/zclconf/go-cty/cty/function/stdlib.setOperationReturnType(0xc000703340, 0x2, 0x2, 0xc00007bf80, 0xc000561df0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go:170 +0x110
github.com/zclconf/go-cty/cty/function.Function.ReturnTypeForValues(0xc000184780, 0xc000703340, 0x2, 0x2, 0x0, 0x0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/function.go:221 +0x43a
github.com/zclconf/go-cty/cty/function.Function.Call(0xc000184780, 0xc000703340, 0x2, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/function.go:228 +0xbc
github.com/hashicorp/hcl/v2/hclsyntax.(*FunctionCallExpr).Value(0xc000532000, 0xc000694120, 0x0, 0xc000563700, 0x1, 0x1, 0x0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/hashicorp/hcl/v2/hclsyntax/expression.go:412 +0x10a4
github.com/hashicorp/terraform/lang.(*Scope).EvalExpr(0xc00069a870, 0x2d27d40, 0xc000532000, 0x2d28f40, 0x4167678, 0x0, 0x0, 0xc0005638d0, 0x1, 0x1, ...)
        /home/circleci/project/project/lang/eval.go:93 +0x1ba
github.com/hashicorp/terraform/terraform.(*BuiltinEvalContext).EvaluateExpr(0xc000691380, 0x2d27d40, 0xc000532000, 0x2d28f40, 0x4167678, 0x0, 0x0, 0x0, 0x37, 0x200, ...)
        /home/circleci/project/project/terraform/eval_context_builtin.go:286 +0x1ee
github.com/hashicorp/terraform/terraform.(*EvalLocal).Eval(0xc00058dae0, 0x2d6b560, 0xc000691380, 0x1, 0x1, 0xc000545c00, 0x500000000000000)
        /home/circleci/project/project/terraform/eval_local.go:43 +0x6de
github.com/hashicorp/terraform/terraform.EvalRaw(0x2cc0d40, 0xc00058dae0, 0x2d6b560, 0xc000691380, 0x22fe900, 0x3ff4945, 0x225ee00, 0xc0005871f0)
        /home/circleci/project/project/terraform/eval.go:49 +0xce
github.com/hashicorp/terraform/terraform.Eval(0x2cc0d40, 0xc00058dae0, 0x2d6b560, 0xc000691380, 0xc00058dae0, 0x2cc0d40, 0xc00058dae0, 0x0)
        /home/circleci/project/project/terraform/eval.go:35 +0x5Error: 4
github.com/hashicorp/terraform/terraform.(*Graph).walk.func1(0x2542b40, 0xc00064f1a0, 0x0, 0x0, 0x0)
        /home/circleci/project/project/terraform/graph.go:73 +0xc7e
github.com/hashicorp/terraform/dag.(*Walker).walkVertex(0xc00058eae0, 0x2542b40, 0xc00064f1a0, 0xc000703280)
        /home/circleci/project/project/dag/walk.go:387 +0x35e
created by github.com/hashicorp/terraform/dag.(*Walker).Update
        /home/circleci/project/project/dag/walk.go:309 +0x11de
.
Error in function call2020/06/19 17:23:32 [TRACE] [walkValidate] Exiting eval tree: local.a
2020/06/19 17:23:32 [TRACE] vertex "local.a": visit complete
2020/06/19 17:23:32 [TRACE] vertex "local.a (expand)": dynamic subgraph encountered errors
2020/06/19 17:23:32 [TRACE] vertex "local.a (expand)": visit complete
2020/06/19 17:23:32 [TRACE] dag/walk: upstream of "meta.count-boundary (EachMode fixup)" errored, so skipping
2020/06/19 17:23:32 [TRACE] dag/walk: upstream of "root" errored, so skipping
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: removing lock metadata file .terraform.tfstate.lock.info
2020/06/19 17:23:32 [TRACE] statemgr.Filesystem: unlocked by closing terraform.tfstate


  on main.tf line 6, in locals:
   6:   a = setunion(var.x, [])

Call to function "setunion" failed: panic in function implementation: value is
not known
goroutine 31 [running]:
runtime/debug.Stack(0xc000561b08, 0x225ee00, 0x2c7ff20)
        /usr/local/go/src/runtime/debug/stack.go:24 +0xa4
github.com/zclconf/go-cty/cty/function.errorForPanic(...)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/error.go:44
github.com/zclconf/go-cty/cty/function.Function.ReturnTypeForValues.func1(0xc000561fb8,
0xc000561fc8)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/function.go:217
+0x7f
panic(0x225ee00, 0x2c7ff20)
        /usr/local/go/src/runtime/panic.go:969 +0x174
github.com/zclconf/go-cty/cty.Value.LengthInt(0x2d29040, 0xc00007bf70,
0x231ba40, 0x4167200, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/value_ops.go:994
+0x28c
github.com/zclconf/go-cty/cty/function/stdlib.setOperationReturnType(0xc000703340,
0x2, 0x2, 0xc00007bf80, 0xc000561df0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go:170
+0x110
github.com/zclconf/go-cty/cty/function.Function.ReturnTypeForValues(0xc000184780,
0xc000703340, 0x2, 0x2, 0x0, 0x0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/function.go:221
+0x43a
github.com/zclconf/go-cty/cty/function.Function.Call(0xc000184780,
0xc000703340, 0x2, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/zclconf/go-cty/cty/function/function.go:228
+0xbc
github.com/hashicorp/hcl/v2/hclsyntax.(*FunctionCallExpr).Value(0xc000532000,
0xc000694120, 0x0, 0xc000563700, 0x1, 0x1, 0x0, 0x0, 0x0)
        /home/circleci/project/project/vendor/github.com/hashicorp/hcl/v2/hclsyntax/expression.go:412
+0x10a4
github.com/hashicorp/terraform/lang.(*Scope).EvalExpr(0xc00069a870, 0x2d27d40,
0xc000532000, 0x2d28f40, 0x4167678, 0x0, 0x0, 0xc0005638d0, 0x1, 0x1, ...)
        /home/circleci/project/project/lang/eval.go:93 +0x1ba
github.com/hashicorp/terraform/terraform.(*BuiltinEvalContext).EvaluateExpr(0xc000691380,
0x2d27d40, 0xc000532000, 0x2d28f40, 0x4167678, 0x0, 0x0, 0x0, 0x37, 0x200,
...)
        /home/circleci/project/project/terraform/eval_context_builtin.go:286 +0x1ee
github.com/hashicorp/terraform/terraform.(*EvalLocal).Eval(0xc00058dae0,
0x2d6b560, 0xc000691380, 0x1, 0x1, 0xc000545c00, 0x500000000000000)
        /home/circleci/project/project/terraform/eval_local.go:43 +0x6de
github.com/hashicorp/terraform/terraform.EvalRaw(0x2cc0d40, 0xc00058dae0,
0x2d6b560, 0xc000691380, 0x22fe900, 0x3ff4945, 0x225ee00, 0xc0005871f0)
        /home/circleci/project/project/terraform/eval.go:49 +0xce
github.com/hashicorp/terraform/terraform.Eval(0x2cc0d40, 0xc00058dae0,
0x2d6b560, 0xc000691380, 0xc00058dae0, 0x2cc0d40, 0xc00058dae0, 0x0)
        /home/circleci/project/project/terraform/eval.go:35 +0x54
github.com/hashicorp/terraform/terraform.(*Graph).walk.func1(0x2542b40,
0xc00064f1a0, 0x0, 0x0, 0x0)
        /home/circleci/project/project/terraform/graph.go:73 +0xc7e
github.com/hashicorp/terraform/dag.(*Walker).walkVertex(0xc00058eae0,
0x2542b40, 0xc00064f1a0, 0xc000703280)
        /home/circleci/project/project/dag/walk.go:387 +0x35e
created by github.com/hashicorp/terraform/dag.(*Walker).Update
        /home/circleci/project/project/dag/walk.go:309 +0x11de
.