java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-examples/standard_init4_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:12:57,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:12:57,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:12:57,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:12:57,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:12:57,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:12:57,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:12:57,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:12:57,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:12:57,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:12:57,101 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:12:57,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:12:57,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:12:57,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:12:57,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:12:57,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:12:57,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:12:57,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:12:57,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:12:57,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:12:57,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:12:57,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:12:57,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:12:57,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:12:57,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:12:57,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:12:57,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:12:57,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:12:57,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:12:57,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:12:57,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:12:57,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:12:57,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:12:57,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:12:57,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:12:57,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:12:57,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-17 21:12:57,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:12:57,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:12:57,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:12:57,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:12:57,153 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:12:57,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:12:57,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:12:57,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:12:57,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:12:57,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:12:57,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:12:57,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:12:57,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:12:57,155 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:12:57,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:12:57,156 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:12:57,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:12:57,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:12:57,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:12:57,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:12:57,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:12:57,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:12:57,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:12:57,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:12:57,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:12:57,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:12:57,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:12:57,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:12:57,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:12:57,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:12:57,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:12:57,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:12:57,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:12:57,207 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:12:57,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_init4_ground-2.i [2019-08-17 21:12:57,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eddfad623/19d24063c0444e1a941fdf890c415b75/FLAGd30019783 [2019-08-17 21:12:57,691 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:12:57,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_init4_ground-2.i [2019-08-17 21:12:57,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eddfad623/19d24063c0444e1a941fdf890c415b75/FLAGd30019783 [2019-08-17 21:12:58,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eddfad623/19d24063c0444e1a941fdf890c415b75 [2019-08-17 21:12:58,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:12:58,109 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:12:58,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:58,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:12:58,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:12:58,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@796b3b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58, skipping insertion in model container [2019-08-17 21:12:58,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,126 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:12:58,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:12:58,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:58,388 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:12:58,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:58,432 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:12:58,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58 WrapperNode [2019-08-17 21:12:58,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:58,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:12:58,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:12:58,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:12:58,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:12:58,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:12:58,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:12:58,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:12:58,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:12:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:12:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:12:58,860 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:12:58,861 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-17 21:12:58,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:58 BoogieIcfgContainer [2019-08-17 21:12:58,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:12:58,863 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:12:58,863 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:12:58,863 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:12:58,864 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:58" (1/1) ... [2019-08-17 21:12:58,877 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:12:58,880 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:12:58,887 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:12:58,896 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:12:58,898 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:12:58,985 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-17 21:12:58,986 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,010 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:59,010 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,011 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:12:59,023 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:12:59,068 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,091 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,091 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,118 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:59,118 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,119 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:12:59,136 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,136 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,153 INFO L567 ElimStorePlain]: treesize reduction 3, result has 84.2 percent of original size [2019-08-17 21:12:59,154 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,154 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2019-08-17 21:12:59,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:59,183 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2019-08-17 21:12:59,184 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,193 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2019-08-17 21:12:59,193 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,257 INFO L567 ElimStorePlain]: treesize reduction 6, result has 89.1 percent of original size [2019-08-17 21:12:59,258 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:12:59,260 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:49 [2019-08-17 21:12:59,278 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,279 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,286 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:59,287 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,288 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:12:59,300 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,300 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,316 INFO L567 ElimStorePlain]: treesize reduction 3, result has 84.2 percent of original size [2019-08-17 21:12:59,317 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,318 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2019-08-17 21:12:59,322 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:59,343 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2019-08-17 21:12:59,344 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,352 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2019-08-17 21:12:59,353 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,399 INFO L567 ElimStorePlain]: treesize reduction 6, result has 89.1 percent of original size [2019-08-17 21:12:59,400 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:12:59,400 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:49 [2019-08-17 21:12:59,411 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,411 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,419 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:59,420 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,420 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:12:59,448 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,448 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,462 INFO L567 ElimStorePlain]: treesize reduction 3, result has 84.2 percent of original size [2019-08-17 21:12:59,463 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,463 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:16 [2019-08-17 21:12:59,469 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,489 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2019-08-17 21:12:59,489 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,499 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:59,504 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2019-08-17 21:12:59,505 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,553 INFO L567 ElimStorePlain]: treesize reduction 6, result has 89.1 percent of original size [2019-08-17 21:12:59,554 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:12:59,554 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:49 [2019-08-17 21:12:59,567 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:59,568 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,581 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:59,581 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:59,581 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:12:59,592 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,601 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,613 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:59,616 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:12:59,617 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:12:59,617 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:12:59,619 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 137#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:12:59,628 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:12:59,629 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:12:59,631 INFO L168 Benchmark]: Toolchain (without parser) took 1521.05 ms. Allocated memory was 129.0 MB in the beginning and 198.2 MB in the end (delta: 69.2 MB). Free memory was 83.5 MB in the beginning and 105.5 MB in the end (delta: -22.0 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:59,633 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 129.0 MB. Free memory was 101.8 MB in the beginning and 101.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:12:59,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.42 ms. Allocated memory is still 129.0 MB. Free memory was 83.3 MB in the beginning and 73.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:59,641 INFO L168 Benchmark]: Boogie Preprocessor took 145.35 ms. Allocated memory was 129.0 MB in the beginning and 198.2 MB in the end (delta: 69.2 MB). Free memory was 73.5 MB in the beginning and 173.5 MB in the end (delta: -100.0 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:59,641 INFO L168 Benchmark]: RCFGBuilder took 282.80 ms. Allocated memory is still 198.2 MB. Free memory was 173.5 MB in the beginning and 159.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:59,642 INFO L168 Benchmark]: Symbolic Interpretation took 765.70 ms. Allocated memory is still 198.2 MB. Free memory was 159.3 MB in the beginning and 105.5 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:59,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 137#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 129.0 MB. Free memory was 101.8 MB in the beginning and 101.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 323.42 ms. Allocated memory is still 129.0 MB. Free memory was 83.3 MB in the beginning and 73.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 145.35 ms. Allocated memory was 129.0 MB in the beginning and 198.2 MB in the end (delta: 69.2 MB). Free memory was 73.5 MB in the beginning and 173.5 MB in the end (delta: -100.0 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 282.80 ms. Allocated memory is still 198.2 MB. Free memory was 173.5 MB in the beginning and 159.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 765.70 ms. Allocated memory is still 198.2 MB. Free memory was 159.3 MB in the beginning and 105.5 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...