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-tiling/pr2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:50,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:50,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:50,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:50,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:50,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:50,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:50,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:50,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:50,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:50,601 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:50,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:50,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:50,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:50,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:50,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:50,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:50,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:50,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:50,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:50,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:50,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:50,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:50,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:50,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:50,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:50,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:50,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:50,640 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 21:13:50,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:50,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:50,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:50,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:50,656 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:50,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:50,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:50,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:50,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:50,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:50,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:50,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:50,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:50,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:50,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:50,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:50,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:50,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:50,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:50,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:50,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:50,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:50,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:50,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:50,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:50,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:50,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:50,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:50,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:50,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:50,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:50,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:50,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:50,734 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:50,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pr2.c [2019-08-17 21:13:50,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706add069/238481789f5e4387940240bce18cba65/FLAGdf7588a0d [2019-08-17 21:13:51,260 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:51,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pr2.c [2019-08-17 21:13:51,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706add069/238481789f5e4387940240bce18cba65/FLAGdf7588a0d [2019-08-17 21:13:51,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706add069/238481789f5e4387940240bce18cba65 [2019-08-17 21:13:51,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:51,662 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:51,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:51,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:51,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:51,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:51,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28291864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51, skipping insertion in model container [2019-08-17 21:13:51,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:51,682 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:51,699 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:51,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:51,879 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:51,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:51,922 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:51,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51 WrapperNode [2019-08-17 21:13:51,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:51,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:51,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:51,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:52,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (1/1) ... [2019-08-17 21:13:52,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:52,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:52,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:52,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:52,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:51" (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 21:13:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-17 21:13:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:13:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:52,423 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:52,423 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-17 21:13:52,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:52 BoogieIcfgContainer [2019-08-17 21:13:52,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:52,425 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:52,425 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:52,425 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:52,426 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:52" (1/1) ... [2019-08-17 21:13:52,438 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:52,440 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:52,446 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:52,454 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:52,456 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:52,543 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 21:13:52,543 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:52,574 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:52,574 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:52,575 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2019-08-17 21:13:52,589 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 21 [2019-08-17 21:13:52,647 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,662 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,698 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,701 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,705 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,721 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,722 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,726 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,737 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,738 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,742 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,745 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,750 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,751 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,756 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,766 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,768 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,770 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,774 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,778 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,780 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,783 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:52,885 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 30 treesize of output 26 [2019-08-17 21:13:52,886 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:52,900 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 31 treesize of output 27 [2019-08-17 21:13:52,902 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:52,920 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 37 treesize of output 33 [2019-08-17 21:13:52,921 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,016 INFO L567 ElimStorePlain]: treesize reduction 31, result has 64.4 percent of original size [2019-08-17 21:13:53,017 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:53,019 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:99, output treesize:56 [2019-08-17 21:13:53,043 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 29 treesize of output 25 [2019-08-17 21:13:53,044 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,059 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 36 treesize of output 32 [2019-08-17 21:13:53,060 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,071 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 30 treesize of output 26 [2019-08-17 21:13:53,071 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,149 INFO L567 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2019-08-17 21:13:53,150 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:53,151 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:96, output treesize:54 [2019-08-17 21:13:53,158 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 21:13:53,159 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,170 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:53,171 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,171 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:13:53,178 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 21:13:53,179 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,186 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:53,187 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,187 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2019-08-17 21:13:53,192 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,194 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,201 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,202 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,203 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,207 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,208 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,210 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,215 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,215 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,216 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,218 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,220 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,220 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,222 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,228 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,229 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,231 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,233 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,234 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,235 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,512 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 30 treesize of output 26 [2019-08-17 21:13:53,513 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,524 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 37 treesize of output 33 [2019-08-17 21:13:53,524 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,538 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 31 treesize of output 27 [2019-08-17 21:13:53,539 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,614 INFO L567 ElimStorePlain]: treesize reduction 31, result has 64.4 percent of original size [2019-08-17 21:13:53,614 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:53,615 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:99, output treesize:56 [2019-08-17 21:13:53,634 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 30 treesize of output 26 [2019-08-17 21:13:53,636 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,648 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 29 treesize of output 25 [2019-08-17 21:13:53,649 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,658 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 36 treesize of output 32 [2019-08-17 21:13:53,659 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,742 INFO L567 ElimStorePlain]: treesize reduction 30, result has 64.3 percent of original size [2019-08-17 21:13:53,743 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:53,743 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:96, output treesize:54 [2019-08-17 21:13:53,752 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 21:13:53,752 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,764 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:53,765 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,765 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:13:53,774 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 21:13:53,775 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,782 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:53,783 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:53,783 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2019-08-17 21:13:53,786 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:13:53,790 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,810 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,825 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,838 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,839 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:13:53,848 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,850 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,852 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:13:53,853 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,876 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:13:53,882 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,887 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,891 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:13:53,900 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:53,924 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 73 [2019-08-17 21:13:53,926 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:53,927 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:53,929 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 173#(and (exists ((|v_main_~#volArray~0.base_BEFORE_CALL_1| Int) (v_main_~i~0_BEFORE_CALL_1 Int) (|v_main_~#volArray~0.offset_BEFORE_CALL_1| Int) (v_prenex_8 Int) (v_prenex_9 Int) (v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_3 Int) (v_prenex_1 Int)) (or (= |__VERIFIER_assert_#in~cond| 1) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_1) v_prenex_2) 0)) (< 0 ~CELLCOUNT~0)) (and (= 0 (select (select |#memory_int| |v_main_~#volArray~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |v_main_~#volArray~0.offset_BEFORE_CALL_1| (- 4)))) (< v_main_~i~0_BEFORE_CALL_1 ~CELLCOUNT~0) (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~0_BEFORE_CALL_1 (+ ~CELLCOUNT~0 1)) (not (= (select (select |#memory_int| |v_main_~#volArray~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |v_main_~#volArray~0.offset_BEFORE_CALL_1|)) 0))) (and (not (= 0 (select (select |#memory_int| v_prenex_8) (+ v_prenex_9 4)))) (= |__VERIFIER_assert_#in~cond| 0) (< 0 ~CELLCOUNT~0) (= (select (select |#memory_int| v_prenex_8) v_prenex_9) 0) (< 1 ~CELLCOUNT~0)) (and (= |__VERIFIER_assert_#in~cond| 0) (<= (+ (select (select |#memory_int| v_prenex_6) (+ v_prenex_7 4)) 1) (select (select |#memory_int| v_prenex_6) v_prenex_7)) (< 0 ~CELLCOUNT~0) (not (= 0 (select (select |#memory_int| v_prenex_6) (+ v_prenex_7 4)))) (< 1 ~CELLCOUNT~0)) (and (< v_prenex_4 (+ ~CELLCOUNT~0 1)) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_3) (+ (* 4 v_prenex_4) v_prenex_5)) 0)) (<= (+ (select (select |#memory_int| v_prenex_3) (+ (* 4 v_prenex_4) v_prenex_5)) 1) (select (select |#memory_int| v_prenex_3) (+ (* 4 v_prenex_4) v_prenex_5 (- 4)))) (< v_prenex_4 ~CELLCOUNT~0)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:13:53,943 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:53,943 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:53,946 INFO L168 Benchmark]: Toolchain (without parser) took 2283.15 ms. Allocated memory was 131.6 MB in the beginning and 220.7 MB in the end (delta: 89.1 MB). Free memory was 86.3 MB in the beginning and 176.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:53,950 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:53,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.88 ms. Allocated memory is still 131.6 MB. Free memory was 86.1 MB in the beginning and 75.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:53,957 INFO L168 Benchmark]: Boogie Preprocessor took 136.30 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 75.8 MB in the beginning and 174.3 MB in the end (delta: -98.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:53,958 INFO L168 Benchmark]: RCFGBuilder took 365.08 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 158.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:53,959 INFO L168 Benchmark]: Symbolic Interpretation took 1518.31 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 158.6 MB in the beginning and 176.7 MB in the end (delta: -18.2 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:53,971 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 3]: 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 173#(and (exists ((|v_main_~#volArray~0.base_BEFORE_CALL_1| Int) (v_main_~i~0_BEFORE_CALL_1 Int) (|v_main_~#volArray~0.offset_BEFORE_CALL_1| Int) (v_prenex_8 Int) (v_prenex_9 Int) (v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_3 Int) (v_prenex_1 Int)) (or (= |__VERIFIER_assert_#in~cond| 1) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_1) v_prenex_2) 0)) (< 0 ~CELLCOUNT~0)) (and (= 0 (select (select |#memory_int| |v_main_~#volArray~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |v_main_~#volArray~0.offset_BEFORE_CALL_1| (- 4)))) (< v_main_~i~0_BEFORE_CALL_1 ~CELLCOUNT~0) (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~0_BEFORE_CALL_1 (+ ~CELLCOUNT~0 1)) (not (= (select (select |#memory_int| |v_main_~#volArray~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~i~0_BEFORE_CALL_1) |v_main_~#volArray~0.offset_BEFORE_CALL_1|)) 0))) (and (not (= 0 (select (select |#memory_int| v_prenex_8) (+ v_prenex_9 4)))) (= |__VERIFIER_assert_#in~cond| 0) (< 0 ~CELLCOUNT~0) (= (select (select |#memory_int| v_prenex_8) v_prenex_9) 0) (< 1 ~CELLCOUNT~0)) (and (= |__VERIFIER_assert_#in~cond| 0) (<= (+ (select (select |#memory_int| v_prenex_6) (+ v_prenex_7 4)) 1) (select (select |#memory_int| v_prenex_6) v_prenex_7)) (< 0 ~CELLCOUNT~0) (not (= 0 (select (select |#memory_int| v_prenex_6) (+ v_prenex_7 4)))) (< 1 ~CELLCOUNT~0)) (and (< v_prenex_4 (+ ~CELLCOUNT~0 1)) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_3) (+ (* 4 v_prenex_4) v_prenex_5)) 0)) (<= (+ (select (select |#memory_int| v_prenex_3) (+ (* 4 v_prenex_4) v_prenex_5)) 1) (select (select |#memory_int| v_prenex_3) (+ (* 4 v_prenex_4) v_prenex_5 (- 4)))) (< v_prenex_4 ~CELLCOUNT~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 0.45 ms. Allocated memory is still 131.6 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 259.88 ms. Allocated memory is still 131.6 MB. Free memory was 86.1 MB in the beginning and 75.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.30 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 75.8 MB in the beginning and 174.3 MB in the end (delta: -98.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 365.08 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 158.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1518.31 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 158.6 MB in the beginning and 176.7 MB in the end (delta: -18.2 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...