java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 11:45:10,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 11:45:10,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 11:45:10,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 11:45:10,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 11:45:10,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 11:45:10,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 11:45:10,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 11:45:10,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 11:45:10,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 11:45:10,491 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 11:45:10,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 11:45:10,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 11:45:10,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 11:45:10,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 11:45:10,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 11:45:10,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 11:45:10,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 11:45:10,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 11:45:10,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 11:45:10,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 11:45:10,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 11:45:10,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 11:45:10,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 11:45:10,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 11:45:10,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 11:45:10,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 11:45:10,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 11:45:10,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 11:45:10,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 11:45:10,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 11:45:10,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 11:45:10,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 11:45:10,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 11:45:10,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 11:45:10,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 11:45:10,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 11:45:10,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 11:45:10,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 11:45:10,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 11:45:10,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 11:45:10,533 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 11:45:10,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 11:45:10,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 11:45:10,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 11:45:10,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 11:45:10,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 11:45:10,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 11:45:10,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 11:45:10,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 11:45:10,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 11:45:10,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 11:45:10,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 11:45:10,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 11:45:10,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 11:45:10,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 11:45:10,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 11:45:10,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 11:45:10,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 11:45:10,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 11:45:10,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 11:45:10,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 11:45:10,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 11:45:10,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 11:45:10,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 11:45:10,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 11:45:10,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 11:45:10,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 11:45:10,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 11:45:10,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 11:45:10,607 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 11:45:10,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-18 11:45:10,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39316f49/b2f79ba8af194188afa9af88157731a1/FLAG500765973 [2019-08-18 11:45:11,217 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 11:45:11,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-18 11:45:11,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39316f49/b2f79ba8af194188afa9af88157731a1/FLAG500765973 [2019-08-18 11:45:11,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39316f49/b2f79ba8af194188afa9af88157731a1 [2019-08-18 11:45:11,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 11:45:11,546 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 11:45:11,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 11:45:11,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 11:45:11,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 11:45:11,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:45:11" (1/1) ... [2019-08-18 11:45:11,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ceb1679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:11, skipping insertion in model container [2019-08-18 11:45:11,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:45:11" (1/1) ... [2019-08-18 11:45:11,564 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 11:45:11,638 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 11:45:12,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:45:12,121 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 11:45:12,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:45:12,259 INFO L192 MainTranslator]: Completed translation [2019-08-18 11:45:12,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12 WrapperNode [2019-08-18 11:45:12,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 11:45:12,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 11:45:12,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 11:45:12,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 11:45:12,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... [2019-08-18 11:45:12,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 11:45:12,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 11:45:12,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 11:45:12,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 11:45:12,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:45:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 11:45:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 11:45:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 11:45:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 11:45:12,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 11:45:12,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 11:45:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 11:45:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 11:45:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 11:45:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 11:45:12,424 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 11:45:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 11:45:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 11:45:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 11:45:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 11:45:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 11:45:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 11:45:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 11:45:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 11:45:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 11:45:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 11:45:12,426 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 11:45:12,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 11:45:12,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 11:45:13,517 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 11:45:13,517 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 11:45:13,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:45:13 BoogieIcfgContainer [2019-08-18 11:45:13,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 11:45:13,520 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 11:45:13,520 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 11:45:13,520 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 11:45:13,521 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:45:13" (1/1) ... [2019-08-18 11:45:13,534 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 11:45:13,537 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 11:45:13,547 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 11:45:13,555 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 11:45:13,557 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 11:45:13,734 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,740 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,750 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,752 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,755 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,756 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,760 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,762 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,766 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:45:13,785 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 42 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-18 11:45:13,786 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 11:45:14,119 WARN L188 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-08-18 11:45:14,120 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:45:14,139 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:45:14,140 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:45:14,141 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:45:14,143 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:45:14,144 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:45:14,147 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:45:14,155 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-18 11:45:14,156 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 11:45:14,527 WARN L188 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-08-18 11:45:14,527 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:45:14,528 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 11:45:14,529 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:214, output treesize:236 [2019-08-18 11:45:14,585 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 255