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-multidimensional/add-2-n-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:14:24,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:14:24,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:14:24,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:14:24,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:14:24,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:14:24,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:14:24,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:14:24,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:14:24,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:14:24,576 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:14:24,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:14:24,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:14:24,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:14:24,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:14:24,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:14:24,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:14:24,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:14:24,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:14:24,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:14:24,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:14:24,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:14:24,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:14:24,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:14:24,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:14:24,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:14:24,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:14:24,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:14:24,603 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 21:14:24,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:14:24,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:14:24,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:14:24,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:14:24,620 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:14:24,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:14:24,620 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:14:24,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:14:24,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:14:24,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:14:24,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:14:24,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:14:24,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:14:24,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:14:24,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:14:24,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:14:24,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:14:24,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:14:24,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:14:24,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:14:24,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:14:24,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:14:24,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:14:24,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:14:24,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:14:24,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:14:24,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:14:24,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:14:24,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:14:24,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:14:24,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:14:24,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:14:24,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:14:24,676 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:14:24,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/add-2-n-u.c [2019-08-17 21:14:24,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60fd6aab1/81ba6d10a9f9406fb74e64f9c7a1243b/FLAGe7369ece2 [2019-08-17 21:14:25,194 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:14:25,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/add-2-n-u.c [2019-08-17 21:14:25,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60fd6aab1/81ba6d10a9f9406fb74e64f9c7a1243b/FLAGe7369ece2 [2019-08-17 21:14:25,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60fd6aab1/81ba6d10a9f9406fb74e64f9c7a1243b [2019-08-17 21:14:25,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:14:25,586 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:14:25,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:25,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:14:25,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:14:25,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:25,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bb2a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25, skipping insertion in model container [2019-08-17 21:14:25,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:25,600 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:14:25,618 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:14:25,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:25,831 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:14:25,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:25,973 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:14:25,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25 WrapperNode [2019-08-17 21:14:25,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:25,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:14:25,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:14:25,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:14:25,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:25,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:25,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:25,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:26,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:26,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:26,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (1/1) ... [2019-08-17 21:14:26,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:14:26,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:14:26,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:14:26,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:14:26,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:25" (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 21:14:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:14:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:14:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:14:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:14:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:14:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:14:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:14:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:14:26,332 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:14:26,332 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-17 21:14:26,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:26 BoogieIcfgContainer [2019-08-17 21:14:26,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:14:26,335 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:14:26,335 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:14:26,336 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:14:26,337 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,353 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:14:26,356 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:14:26,363 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:14:26,371 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:14:26,373 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:14:26,493 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 21:14:26,493 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,521 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:26,521 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,522 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:14:26,533 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:14:26,592 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:26,677 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:26,678 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 1 case distinctions, treesize of input 63 treesize of output 123 [2019-08-17 21:14:26,679 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,732 INFO L567 ElimStorePlain]: treesize reduction 52, result has 59.4 percent of original size [2019-08-17 21:14:26,733 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,733 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:69, output treesize:5 [2019-08-17 21:14:26,787 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:26,788 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 1 case distinctions, treesize of input 51 treesize of output 95 [2019-08-17 21:14:26,789 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,847 INFO L567 ElimStorePlain]: treesize reduction 40, result has 61.5 percent of original size [2019-08-17 21:14:26,848 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,848 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:61, output treesize:10 [2019-08-17 21:14:26,914 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:26,915 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 1 case distinctions, treesize of input 77 treesize of output 136 [2019-08-17 21:14:26,916 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:26,970 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:26,971 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 1 case distinctions, treesize of input 80 treesize of output 139 [2019-08-17 21:14:26,972 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,099 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-08-17 21:14:27,100 INFO L567 ElimStorePlain]: treesize reduction 107, result has 61.2 percent of original size [2019-08-17 21:14:27,102 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:14:27,103 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:158, output treesize:29 [2019-08-17 21:14:27,145 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,146 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 1 case distinctions, treesize of input 63 treesize of output 123 [2019-08-17 21:14:27,148 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,189 INFO L567 ElimStorePlain]: treesize reduction 52, result has 59.4 percent of original size [2019-08-17 21:14:27,190 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,191 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:69, output treesize:5 [2019-08-17 21:14:27,291 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,292 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 208 [2019-08-17 21:14:27,294 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,295 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,301 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,456 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2019-08-17 21:14:27,457 INFO L567 ElimStorePlain]: treesize reduction 194, result has 52.6 percent of original size [2019-08-17 21:14:27,459 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,460 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:58, output treesize:215 [2019-08-17 21:14:27,466 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,547 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,547 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 281 [2019-08-17 21:14:27,549 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,550 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,553 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,636 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,636 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 276 [2019-08-17 21:14:27,638 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,640 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,643 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,915 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2019-08-17 21:14:27,915 INFO L567 ElimStorePlain]: treesize reduction 343, result has 64.2 percent of original size [2019-08-17 21:14:27,916 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:14:27,917 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:138, output treesize:616 [2019-08-17 21:14:27,994 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,994 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 268 [2019-08-17 21:14:27,998 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,999 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,005 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,118 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 56 [2019-08-17 21:14:28,118 INFO L567 ElimStorePlain]: treesize reduction 227, result has 54.1 percent of original size [2019-08-17 21:14:28,119 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,120 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:63, output treesize:268 [2019-08-17 21:14:28,154 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,159 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,168 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,174 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,184 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,186 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,205 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,209 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,215 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,216 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,217 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,238 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:14:28,239 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:14:28,239 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:14:28,242 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 285#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:14:28,250 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:14:28,250 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:14:28,252 INFO L168 Benchmark]: Toolchain (without parser) took 2665.56 ms. Allocated memory was 130.0 MB in the beginning and 216.0 MB in the end (delta: 86.0 MB). Free memory was 85.2 MB in the beginning and 90.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,253 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.78 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.7 MB in the beginning and 174.3 MB in the end (delta: -89.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,255 INFO L168 Benchmark]: Boogie Preprocessor took 47.29 ms. Allocated memory is still 197.7 MB. Free memory was 174.3 MB in the beginning and 172.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,256 INFO L168 Benchmark]: RCFGBuilder took 312.99 ms. Allocated memory is still 197.7 MB. Free memory was 172.0 MB in the beginning and 155.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,257 INFO L168 Benchmark]: Symbolic Interpretation took 1915.28 ms. Allocated memory was 197.7 MB in the beginning and 216.0 MB in the end (delta: 18.4 MB). Free memory was 155.5 MB in the beginning and 90.3 MB in the end (delta: 65.2 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 285#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 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 0.24 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 386.78 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.7 MB in the beginning and 174.3 MB in the end (delta: -89.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.29 ms. Allocated memory is still 197.7 MB. Free memory was 174.3 MB in the beginning and 172.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 312.99 ms. Allocated memory is still 197.7 MB. Free memory was 172.0 MB in the beginning and 155.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1915.28 ms. Allocated memory was 197.7 MB in the beginning and 216.0 MB in the end (delta: 18.4 MB). Free memory was 155.5 MB in the beginning and 90.3 MB in the end (delta: 65.2 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...