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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/linear_sea.ch.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:18:50,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:18:50,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:18:50,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:18:50,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:18:50,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:18:50,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:18:50,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:18:50,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:18:50,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:18:50,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:18:50,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:18:50,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:18:50,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:18:50,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:18:50,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:18:50,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:18:50,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:18:50,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:18:50,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:18:50,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:18:50,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:18:50,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:18:50,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:18:50,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:18:50,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:18:50,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:18:50,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:18:50,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:18:50,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:18:50,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:18:50,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:18:50,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:18:50,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:18:50,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:18:50,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:18:50,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:18:50,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:18:50,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:18:50,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:18:50,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:18:50,761 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 11:18:50,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:18:50,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:18:50,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:18:50,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:18:50,787 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:18:50,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:18:50,788 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:18:50,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:18:50,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:18:50,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:18:50,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:18:50,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:18:50,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:18:50,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:18:50,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:18:50,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:18:50,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:18:50,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:18:50,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:18:50,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:18:50,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:18:50,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:18:50,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:18:50,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:18:50,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:18:50,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:18:50,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:18:50,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:18:50,795 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer 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 11:18:50,850 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:18:50,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:18:50,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:18:50,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:18:50,869 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:18:50,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/linear_sea.ch.c [2019-09-18 11:18:50,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ee032d97/c499cc697ea64d0385fd3caa6371d91b/FLAGa67286666 [2019-09-18 11:18:51,432 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:18:51,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/linear_sea.ch.c [2019-09-18 11:18:51,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ee032d97/c499cc697ea64d0385fd3caa6371d91b/FLAGa67286666 [2019-09-18 11:18:51,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ee032d97/c499cc697ea64d0385fd3caa6371d91b [2019-09-18 11:18:51,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:18:51,805 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:18:51,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:18:51,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:18:51,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:18:51,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:18:51" (1/1) ... [2019-09-18 11:18:51,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503411f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:51, skipping insertion in model container [2019-09-18 11:18:51,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:18:51" (1/1) ... [2019-09-18 11:18:51,820 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:18:51,837 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:18:52,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:18:52,032 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:18:52,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:18:52,153 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:18:52,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52 WrapperNode [2019-09-18 11:18:52,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:18:52,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:18:52,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:18:52,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:18:52,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:18:52,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:18:52,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:18:52,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:18:52,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:18:52" (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 11:18:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:18:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:18:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:18:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure linear_search [2019-09-18 11:18:52,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:18:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:18:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 11:18:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:18:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-18 11:18:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure linear_search [2019-09-18 11:18:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 11:18:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:18:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 11:18:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 11:18:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:18:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:18:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 11:18:52,522 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:18:52,522 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 11:18:52,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:18:52 BoogieIcfgContainer [2019-09-18 11:18:52,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:18:52,524 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:18:52,524 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:18:52,525 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:18:52,526 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:18:52" (1/1) ... [2019-09-18 11:18:52,527 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:18:52,557 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:18:52,557 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:18:52,570 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:18:52,591 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:18:52,593 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:18:52,799 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-18 11:18:53,164 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-18 11:18:53,408 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-18 11:18:53,659 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-18 11:18:53,859 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-18 11:18:54,048 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-18 11:18:54,231 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-18 11:18:54,488 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-09-18 11:18:54,997 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2019-09-18 11:18:55,110 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 11:18:55,236 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 11:18:55,452 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-18 11:18:55,835 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2019-09-18 11:18:56,007 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 11:18:56,238 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2019-09-18 11:18:56,357 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 11:18:56,592 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-18 11:18:56,713 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 11:18:57,101 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 85 [2019-09-18 11:18:57,294 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 11:18:57,641 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2019-09-18 11:18:57,809 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 11:18:58,143 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-09-18 11:18:58,305 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 11:18:59,299 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2019-09-18 11:18:59,541 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 11:19:02,452 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2019-09-18 11:19:02,637 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 11:19:03,428 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2019-09-18 11:19:03,714 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 11:19:04,053 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-09-18 11:19:04,498 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2019-09-18 11:19:04,707 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 11:19:04,911 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-18 11:19:05,251 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2019-09-18 11:19:05,385 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 11:19:05,579 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2019-09-18 11:19:05,865 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-18 11:19:05,970 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 11:19:06,334 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 85 [2019-09-18 11:19:06,523 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 11:19:06,789 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2019-09-18 11:19:06,894 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 11:19:09,247 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-09-18 11:19:09,402 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 11:19:10,553 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2019-09-18 11:19:10,781 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 11:19:11,086 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2019-09-18 11:19:11,229 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 11:19:11,629 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2019-09-18 11:19:11,903 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 11:19:12,238 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-09-18 11:19:12,648 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2019-09-18 11:19:12,846 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 11:19:13,043 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-18 11:19:13,446 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2019-09-18 11:19:13,863 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 62 [2019-09-18 11:19:14,099 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 11:19:14,342 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 11:19:14,751 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 56 for LOIs [2019-09-18 11:19:14,790 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:19:14,791 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:19:14,793 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 423#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:19:14,803 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:19:14,803 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:19:14,805 INFO L168 Benchmark]: Toolchain (without parser) took 22999.63 ms. Allocated memory was 132.1 MB in the beginning and 367.5 MB in the end (delta: 235.4 MB). Free memory was 88.1 MB in the beginning and 284.6 MB in the end (delta: -196.5 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:14,806 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:19:14,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.52 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 87.9 MB in the beginning and 177.2 MB in the end (delta: -89.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:14,807 INFO L168 Benchmark]: Boogie Preprocessor took 37.77 ms. Allocated memory is still 199.8 MB. Free memory was 177.2 MB in the beginning and 174.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:14,808 INFO L168 Benchmark]: RCFGBuilder took 331.46 ms. Allocated memory is still 199.8 MB. Free memory was 174.8 MB in the beginning and 158.2 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:14,809 INFO L168 Benchmark]: Sifa took 22279.02 ms. Allocated memory was 199.8 MB in the beginning and 367.5 MB in the end (delta: 167.8 MB). Free memory was 158.2 MB in the beginning and 284.6 MB in the end (delta: -126.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:14,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 347.52 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 87.9 MB in the beginning and 177.2 MB in the end (delta: -89.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.77 ms. Allocated memory is still 199.8 MB. Free memory was 177.2 MB in the beginning and 174.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 331.46 ms. Allocated memory is still 199.8 MB. Free memory was 174.8 MB in the beginning and 158.2 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Sifa took 22279.02 ms. Allocated memory was 199.8 MB in the beginning and 367.5 MB in the end (delta: 167.8 MB). Free memory was 158.2 MB in the beginning and 284.6 MB in the end (delta: -126.4 MB). Peak memory consumption was 41.4 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]: 22236, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 278, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 270, TOOLS_POST_TIME[ms]: 352, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 31, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 11, TOOLS_QUANTIFIERELIM_APPLICATIONS: 276, TOOLS_QUANTIFIERELIM_TIME[ms]: 307, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 74, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 296, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 15461, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 6049, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 60, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME[ms]: 102, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19595, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19594, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 21929, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 21929, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 257, DAG_COMPRESSION_RETAINED_NODES: 111 - UnprovableResult [Line: 6]: 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 423#(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...