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 --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:17:01,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:17:01,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:17:01,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:17:01,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:17:01,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:17:01,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:17:01,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:17:01,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:17:01,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:17:01,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:17:01,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:17:01,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:17:01,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:17:01,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:17:01,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:17:01,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:17:01,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:17:01,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:17:01,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:17:01,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:17:01,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:17:01,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:17:01,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:17:01,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:17:01,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:17:01,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:17:01,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:17:01,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:17:01,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:17:01,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:17:01,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:17:01,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:17:01,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:17:01,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:17:01,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:17:01,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:17:01,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:17:01,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:17:01,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:17:01,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:17:01,767 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 [2019-09-18 21:17:01,783 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:17:01,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:17:01,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:17:01,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:17:01,785 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:17:01,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:17:01,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:17:01,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:17:01,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:17:01,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:17:01,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:17:01,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:17:01,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:17:01,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:17:01,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:17:01,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:17:01,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:17:01,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:17:01,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:17:01,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:17:01,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:17:01,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:17:01,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:17:01,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:17:01,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:17:01,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:17:01,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:17:01,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:17:01,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 21:17:01,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:17:01,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:17:01,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:17:01,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:17:01,838 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:17:01,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-18 21:17:01,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da3367580/e092f99ec0c4407fb85085bde8306e4b/FLAGf3f85970a [2019-09-18 21:17:02,323 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:17:02,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_trivial_ground.i [2019-09-18 21:17:02,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da3367580/e092f99ec0c4407fb85085bde8306e4b/FLAGf3f85970a [2019-09-18 21:17:02,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da3367580/e092f99ec0c4407fb85085bde8306e4b [2019-09-18 21:17:02,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:17:02,684 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:17:02,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:17:02,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:17:02,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:17:02,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:17:02" (1/1) ... [2019-09-18 21:17:02,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191eec0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:02, skipping insertion in model container [2019-09-18 21:17:02,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:17:02" (1/1) ... [2019-09-18 21:17:02,700 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:17:02,718 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:17:02,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:17:02,977 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:17:03,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:17:03,125 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:17:03,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03 WrapperNode [2019-09-18 21:17:03,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:17:03,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:17:03,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:17:03,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:17:03,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:17:03,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:17:03,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:17:03,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:17:03,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:17:03" (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 [2019-09-18 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 21:17:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-09-18 21:17:03,256 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-09-18 21:17:03,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:17:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:17:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 21:17:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-09-18 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-09-18 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:17:03,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 21:17:03,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 21:17:03,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:17:03,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:17:03,788 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:17:03,788 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-18 21:17:03,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:17:03 BoogieIcfgContainer [2019-09-18 21:17:03,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:17:03,790 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:17:03,790 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:17:03,790 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:17:03,792 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:17:03" (1/1) ... [2019-09-18 21:17:03,792 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:17:03,816 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 21:17:03,816 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:17:03,824 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:17:03,834 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:17:03,835 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:17:03,988 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-18 21:17:05,806 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 21:17:06,228 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 21:17:22,574 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2019-09-18 21:17:22,933 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 21:17:23,229 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 21:17:26,533 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 457 DAG size of output: 178 [2019-09-18 21:17:26,978 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-18 21:17:27,081 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-18 21:17:27,969 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 21:17:28,873 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 21:17:29,429 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-18 21:17:29,850 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 21:17:30,100 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 21:17:30,895 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 21:17:31,576 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:17:32,186 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 21:17:33,623 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 21:17:33,717 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 21:17:34,298 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 21:17:34,761 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 21:17:35,192 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 21:17:49,409 WARN L191 SmtUtils]: Spent 13.38 s on a formula simplification. DAG size of input: 1690 DAG size of output: 185 [2019-09-18 21:17:49,672 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 206 [2019-09-18 21:17:49,861 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-18 21:17:49,976 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2019-09-18 21:17:50,556 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 21:17:50,819 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 21:17:51,458 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 21:17:52,338 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 21:17:52,826 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 21:17:53,898 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 21:17:54,748 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 21:18:06,863 WARN L191 SmtUtils]: Spent 11.90 s on a formula simplification. DAG size of input: 1204 DAG size of output: 215 [2019-09-18 21:18:07,499 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-18 21:18:07,906 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-18 21:18:08,383 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-18 21:18:08,705 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-18 21:18:09,674 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2019-09-18 21:18:11,104 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 129 DAG size of output: 122 [2019-09-18 21:18:16,517 WARN L191 SmtUtils]: Spent 4.15 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-18 21:18:17,253 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-18 21:18:30,905 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 246 [2019-09-18 21:18:33,719 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 246 [2019-09-18 21:18:39,419 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 251 [2019-09-18 21:18:47,205 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 109 [2019-09-18 21:18:52,934 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-09-18 21:19:20,602 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 248 [2019-09-18 21:19:26,241 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 253 [2019-09-18 21:19:58,657 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 246 [2019-09-18 21:20:01,434 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 246 [2019-09-18 21:20:04,232 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 246 [2019-09-18 21:20:09,795 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 251 [2019-09-18 21:20:23,016 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-18 21:20:23,293 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2019-09-18 21:20:23,659 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2019-09-18 21:20:33,238 WARN L191 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 160 [2019-09-18 21:20:45,221 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-18 21:21:23,280 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 21:21:24,135 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2019-09-18 21:21:46,021 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 246 [2019-09-18 21:21:51,687 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 251 [2019-09-18 21:22:04,182 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 21:22:05,953 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2019-09-18 21:22:06,211 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 109 [2019-09-18 21:22:15,118 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2019-09-18 21:22:27,817 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 21:22:52,598 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 248 [2019-09-18 21:22:58,307 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification that was a NOOP. DAG size: 252 [2019-09-18 21:23:12,895 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 21:23:16,916 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 21:23:16,917 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 66 for LOIs [2019-09-18 21:23:16,934 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:23:16,934 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:23:16,937 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2028#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 21:23:16,952 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 21:23:16,953 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:23:16,954 INFO L168 Benchmark]: Toolchain (without parser) took 374270.66 ms. Allocated memory was 132.6 MB in the beginning and 392.7 MB in the end (delta: 260.0 MB). Free memory was 88.2 MB in the beginning and 129.9 MB in the end (delta: -41.7 MB). Peak memory consumption was 218.3 MB. Max. memory is 7.1 GB. [2019-09-18 21:23:16,954 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 21:23:16,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.46 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.8 MB in the beginning and 176.8 MB in the end (delta: -89.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:23:16,955 INFO L168 Benchmark]: Boogie Preprocessor took 66.49 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 174.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:23:16,955 INFO L168 Benchmark]: RCFGBuilder took 595.99 ms. Allocated memory is still 200.8 MB. Free memory was 174.0 MB in the beginning and 141.5 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-09-18 21:23:16,956 INFO L168 Benchmark]: Sifa took 373162.81 ms. Allocated memory was 200.8 MB in the beginning and 392.7 MB in the end (delta: 191.9 MB). Free memory was 141.5 MB in the beginning and 129.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 203.5 MB. Max. memory is 7.1 GB. [2019-09-18 21:23:16,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 441.46 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.8 MB in the beginning and 176.8 MB in the end (delta: -89.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.49 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 174.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 595.99 ms. Allocated memory is still 200.8 MB. Free memory was 174.0 MB in the beginning and 141.5 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * Sifa took 373162.81 ms. Allocated memory was 200.8 MB in the beginning and 392.7 MB in the end (delta: 191.9 MB). Free memory was 141.5 MB in the beginning and 129.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 203.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 373122, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 959, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 719, TOOLS_POST_TIME[ms]: 45344, TOOLS_POST_CALL_APPLICATIONS: 133, TOOLS_POST_CALL_TIME[ms]: 280, TOOLS_POST_RETURN_APPLICATIONS: 129, TOOLS_POST_RETURN_TIME[ms]: 924, TOOLS_QUANTIFIERELIM_APPLICATIONS: 981, TOOLS_QUANTIFIERELIM_TIME[ms]: 46332, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 22752, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 1086, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 251, DOMAIN_JOIN_TIME[ms]: 42151, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 62, DOMAIN_WIDEN_TIME[ms]: 41935, DOMAIN_ISSUBSETEQ_APPLICATIONS: 456, DOMAIN_ISSUBSETEQ_TIME[ms]: 229597, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 170, LOOP_SUMMARIZER_APPLICATIONS: 65, LOOP_SUMMARIZER_CACHE_MISSES: 65, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 346641, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 346640, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 127, CALL_SUMMARIZER_APPLICATIONS: 129, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 241232, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 75, DAG_COMPRESSION_PROCESSED_NODES: 2051, DAG_COMPRESSION_RETAINED_NODES: 481 - UnprovableResult [Line: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 2028#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...