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-industry-pattern/array_ptr_partial_init.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:16,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:16,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:16,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:16,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:16,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:16,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:16,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:16,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:16,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:16,699 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:16,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:16,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:16,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:16,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:16,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:16,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:16,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:16,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:16,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:16,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:16,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:16,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:16,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:16,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:16,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:16,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:16,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:16,729 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 21:13:16,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:16,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:16,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:16,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:16,764 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:16,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:16,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:16,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:16,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:16,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:16,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:16,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:16,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:16,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:16,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:16,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:16,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:16,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:16,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:16,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:16,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:16,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:16,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:16,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:16,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:16,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:16,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:16,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:16,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:16,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:16,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:16,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:16,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:16,846 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:16,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/array_ptr_partial_init.i [2019-08-17 21:13:16,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a8f06fe9/89670eb92f1343c29c38a868e612d728/FLAG9c252294e [2019-08-17 21:13:17,413 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:17,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/array_ptr_partial_init.i [2019-08-17 21:13:17,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a8f06fe9/89670eb92f1343c29c38a868e612d728/FLAG9c252294e [2019-08-17 21:13:17,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a8f06fe9/89670eb92f1343c29c38a868e612d728 [2019-08-17 21:13:17,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:17,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:17,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:17,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:17,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:17,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1811a555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17, skipping insertion in model container [2019-08-17 21:13:17,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,802 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:17,820 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:17,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:17,989 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:18,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:18,032 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:18,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18 WrapperNode [2019-08-17 21:13:18,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:18,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:18,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:18,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:18,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:18,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:18,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:18,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:18,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (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 21:13:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:18,226 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-17 21:13:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:18,494 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:18,495 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-17 21:13:18,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:18 BoogieIcfgContainer [2019-08-17 21:13:18,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:18,499 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:18,500 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:18,500 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:18,501 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,515 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:18,517 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:18,525 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:18,535 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:18,536 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:18,611 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_9|], 3=[|v_#valid_10|]} [2019-08-17 21:13:18,656 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 21:13:18,657 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,723 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:18,736 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:18,746 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2019-08-17 21:13:18,747 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,828 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.8 percent of original size [2019-08-17 21:13:18,838 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 7 treesize of output 6 [2019-08-17 21:13:18,839 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,872 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:18,881 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 7 treesize of output 6 [2019-08-17 21:13:18,881 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,917 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:18,918 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,919 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:57, output treesize:43 [2019-08-17 21:13:18,949 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 40 [2019-08-17 21:13:19,001 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,042 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 15 treesize of output 11 [2019-08-17 21:13:19,043 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,056 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,063 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 15 treesize of output 11 [2019-08-17 21:13:19,064 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,078 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,078 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,079 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2019-08-17 21:13:19,099 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_11|]} [2019-08-17 21:13:19,107 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 21:13:19,108 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,173 INFO L567 ElimStorePlain]: treesize reduction 3, result has 95.2 percent of original size [2019-08-17 21:13:19,184 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 9 [2019-08-17 21:13:19,185 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,215 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,234 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-17 21:13:19,235 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,263 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,271 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 15 treesize of output 11 [2019-08-17 21:13:19,272 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,295 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,296 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,297 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:64, output treesize:46 [2019-08-17 21:13:19,304 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,318 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[v_prenex_3, |v_#valid_12|], 3=[v_prenex_4]} [2019-08-17 21:13:19,331 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2019-08-17 21:13:19,332 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,538 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-08-17 21:13:19,538 INFO L567 ElimStorePlain]: treesize reduction 6, result has 96.9 percent of original size [2019-08-17 21:13:19,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:19,568 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 128 [2019-08-17 21:13:19,569 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,663 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,673 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 60 treesize of output 57 [2019-08-17 21:13:19,674 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,754 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,789 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,789 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 125 treesize of output 183 [2019-08-17 21:13:19,791 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,985 WARN L188 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-17 21:13:19,986 INFO L567 ElimStorePlain]: treesize reduction 41, result has 82.0 percent of original size [2019-08-17 21:13:19,987 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_18|, |v_#memory_$Pointer$.base_18|], 2=[v_prenex_1, v_prenex_2]} [2019-08-17 21:13:19,996 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 54 treesize of output 50 [2019-08-17 21:13:19,997 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,078 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,087 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2019-08-17 21:13:20,088 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,162 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:20,174 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 95 [2019-08-17 21:13:20,176 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,247 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:20,259 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 128 treesize of output 127 [2019-08-17 21:13:20,260 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,328 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,329 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:20,329 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:194, output treesize:171 [2019-08-17 21:13:20,338 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_13|]} [2019-08-17 21:13:20,345 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 21:13:20,346 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,370 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,377 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 9 [2019-08-17 21:13:20,378 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,400 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,410 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 15 treesize of output 11 [2019-08-17 21:13:20,410 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,431 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,438 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-17 21:13:20,439 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,461 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:20,461 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:20,462 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:61, output treesize:46 [2019-08-17 21:13:20,470 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:20,476 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:20,478 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:20,487 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:20,492 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:13:20,494 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:20,494 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:20,497 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 107#(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 21:13:20,510 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:20,510 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:20,518 INFO L168 Benchmark]: Toolchain (without parser) took 2727.63 ms. Allocated memory was 141.6 MB in the beginning and 225.4 MB in the end (delta: 83.9 MB). Free memory was 89.3 MB in the beginning and 84.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:20,519 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:20,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.59 ms. Allocated memory is still 141.6 MB. Free memory was 89.1 MB in the beginning and 78.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:20,524 INFO L168 Benchmark]: Boogie Preprocessor took 128.78 ms. Allocated memory was 141.6 MB in the beginning and 197.7 MB in the end (delta: 56.1 MB). Free memory was 78.8 MB in the beginning and 174.6 MB in the end (delta: -95.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:20,526 INFO L168 Benchmark]: RCFGBuilder took 336.68 ms. Allocated memory is still 197.7 MB. Free memory was 174.6 MB in the beginning and 159.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:20,527 INFO L168 Benchmark]: Symbolic Interpretation took 2011.50 ms. Allocated memory was 197.7 MB in the beginning and 225.4 MB in the end (delta: 27.8 MB). Free memory was 159.6 MB in the beginning and 84.5 MB in the end (delta: 75.1 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:20,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4]: 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 107#(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 0.25 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 246.59 ms. Allocated memory is still 141.6 MB. Free memory was 89.1 MB in the beginning and 78.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.78 ms. Allocated memory was 141.6 MB in the beginning and 197.7 MB in the end (delta: 56.1 MB). Free memory was 78.8 MB in the beginning and 174.6 MB in the end (delta: -95.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 336.68 ms. Allocated memory is still 197.7 MB. Free memory was 174.6 MB in the beginning and 159.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2011.50 ms. Allocated memory was 197.7 MB in the beginning and 225.4 MB in the end (delta: 27.8 MB). Free memory was 159.6 MB in the beginning and 84.5 MB in the end (delta: 75.1 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...