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 TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/matrix-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:24:24,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:24:24,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:24:24,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:24:24,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:24:24,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:24:24,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:24:24,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:24:24,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:24:24,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:24:24,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:24:24,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:24:24,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:24:24,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:24:24,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:24:24,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:24:24,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:24:24,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:24:24,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:24:24,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:24:24,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:24:24,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:24:24,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:24:24,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:24:24,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:24:24,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:24:24,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:24:24,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:24:24,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:24:24,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:24:24,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:24:24,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:24:24,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:24:24,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:24:24,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:24:24,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:24:24,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:24:24,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:24:24,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:24:24,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:24:24,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:24:24,673 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 [2019-09-20 22:24:24,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:24:24,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:24:24,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:24:24,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:24:24,688 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:24:24,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:24:24,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:24:24,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:24:24,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:24:24,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:24:24,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:24:24,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:24:24,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:24:24,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:24:24,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:24:24,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:24:24,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:24:24,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:24:24,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:24:24,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:24:24,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:24:24,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:24:24,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:24:24,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:24:24,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:24:24,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:24:24,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:24:24,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:24:24,694 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:24:24,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:24:24,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:24:24,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:24:24,741 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:24:24,742 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:24:24,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2019-09-20 22:24:24,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f07a9d2/af1e9ad508194fcb9a4cb1e35a920adf/FLAGb50c1b7b5 [2019-09-20 22:24:25,211 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:24:25,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2019-09-20 22:24:25,218 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f07a9d2/af1e9ad508194fcb9a4cb1e35a920adf/FLAGb50c1b7b5 [2019-09-20 22:24:25,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f07a9d2/af1e9ad508194fcb9a4cb1e35a920adf [2019-09-20 22:24:25,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:24:25,637 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:24:25,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:25,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:24:25,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:24:25,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:25" (1/1) ... [2019-09-20 22:24:25,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ad8be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:25, skipping insertion in model container [2019-09-20 22:24:25,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:25" (1/1) ... [2019-09-20 22:24:25,653 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:24:25,672 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:24:25,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:25,881 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:24:25,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:26,006 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:24:26,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26 WrapperNode [2019-09-20 22:24:26,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:26,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:24:26,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:24:26,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:24:26,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:24:26,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:24:26,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:24:26,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:24:26,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:26" (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 [2019-09-20 22:24:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:24:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:24:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 22:24:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:24:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 22:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:24:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:24:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:24:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:24:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:24:26,443 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:24:26,443 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 22:24:26,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:26 BoogieIcfgContainer [2019-09-20 22:24:26,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:24:26,445 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:24:26,445 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:24:26,446 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:24:26,447 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:26" (1/1) ... [2019-09-20 22:24:26,447 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:24:26,469 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:24:26,469 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:24:26,477 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:24:26,485 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:24:26,487 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:24:26,651 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 22:24:26,694 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:26,829 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2019-09-20 22:24:27,436 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:27,485 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:27,649 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:28,014 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:28,587 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:29,538 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:29,669 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:29,813 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:30,759 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:30,794 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:30,895 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:31,076 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:33,164 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:33,876 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:34,733 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:34,831 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:34,941 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:34,965 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:35,022 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:35,074 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:35,770 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:35,807 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:36,889 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:39,633 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:39,747 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:39,821 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:39,932 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:40,664 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:40,686 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:41,422 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:42,498 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:42,520 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:43,118 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:43,142 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:43,196 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:43,640 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:43,714 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:44,341 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:44,363 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:44,382 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:44,402 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:44,977 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:45,060 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:46,192 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:46,211 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:46,599 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:46,741 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:46,828 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:46,895 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,641 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,657 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,755 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,817 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,853 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,961 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:48,999 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,017 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,101 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,141 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,204 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,223 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,262 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,301 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,319 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,360 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,379 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,642 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,658 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,671 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,694 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,789 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:49,973 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,030 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,198 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,215 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,405 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,436 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,635 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,646 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,677 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,690 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,754 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,766 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:50,871 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:51,261 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:51,491 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 22:24:55,359 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 134 DAG size of output: 93 [2019-09-20 22:24:55,660 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 22:24:55,685 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 22:24:55,701 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:24:55,701 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:24:55,703 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 51#(= 0 __VERIFIER_assert_~cond) [2019-09-20 22:24:55,713 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:24:55,713 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:24:55,714 INFO L168 Benchmark]: Toolchain (without parser) took 30078.15 ms. Allocated memory was 127.9 MB in the beginning and 281.5 MB in the end (delta: 153.6 MB). Free memory was 99.4 MB in the beginning and 93.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 159.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:55,715 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 110.6 MB. Free memory was 77.5 MB in the beginning and 77.4 MB in the end (delta: 108.0 kB). Peak memory consumption was 108.0 kB. Max. memory is 7.1 GB. [2019-09-20 22:24:55,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.73 ms. Allocated memory was 127.9 MB in the beginning and 163.6 MB in the end (delta: 35.7 MB). Free memory was 99.2 MB in the beginning and 147.2 MB in the end (delta: -48.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:55,716 INFO L168 Benchmark]: Boogie Preprocessor took 32.26 ms. Allocated memory is still 163.6 MB. Free memory was 147.2 MB in the beginning and 144.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:55,716 INFO L168 Benchmark]: RCFGBuilder took 403.61 ms. Allocated memory is still 163.6 MB. Free memory was 144.9 MB in the beginning and 125.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:55,717 INFO L168 Benchmark]: Sifa took 29267.99 ms. Allocated memory was 163.6 MB in the beginning and 281.5 MB in the end (delta: 118.0 MB). Free memory was 125.4 MB in the beginning and 93.8 MB in the end (delta: 31.6 MB). Peak memory consumption was 149.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:55,718 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 110.6 MB. Free memory was 77.5 MB in the beginning and 77.4 MB in the end (delta: 108.0 kB). Peak memory consumption was 108.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 370.73 ms. Allocated memory was 127.9 MB in the beginning and 163.6 MB in the end (delta: 35.7 MB). Free memory was 99.2 MB in the beginning and 147.2 MB in the end (delta: -48.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.26 ms. Allocated memory is still 163.6 MB. Free memory was 147.2 MB in the beginning and 144.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 403.61 ms. Allocated memory is still 163.6 MB. Free memory was 144.9 MB in the beginning and 125.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Sifa took 29267.99 ms. Allocated memory was 163.6 MB in the beginning and 281.5 MB in the end (delta: 118.0 MB). Free memory was 125.4 MB in the beginning and 93.8 MB in the end (delta: 31.6 MB). Peak memory consumption was 149.6 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]: 29234, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 14, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 9, TOOLS_POST_TIME[ms]: 28758, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 28766, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28416, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 16, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 351, DOMAIN_ALPHA_APPLICATIONS: 16, DOMAIN_ALPHA_TIME[ms]: 39, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 28749, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28748, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 105, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 105, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 49, DAG_COMPRESSION_RETAINED_NODES: 31 - UnprovableResult [Line: 5]: 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 51#(= 0 __VERIFIER_assert_~cond). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...