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/rewnif.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:56,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:56,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:56,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:56,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:56,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:56,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:56,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:56,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:56,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:56,392 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:56,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:56,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:56,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:56,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:56,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:56,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:56,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:56,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:56,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:56,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:56,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:56,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:56,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:56,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:56,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:13:56,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:13:56,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:13:56,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:13:56,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:13:56,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:13:56,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:13:56,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:13:56,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:56,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:56,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:56,436 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 21:13:56,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:56,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:56,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:56,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:56,458 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:56,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:56,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:56,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:56,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:56,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:56,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:56,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:56,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:56,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:56,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:56,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:56,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:56,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:56,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:56,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:56,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:56,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:56,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:56,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:56,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:56,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:56,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:56,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:56,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:56,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:56,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:56,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:56,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:56,551 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:56,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnif.c [2019-08-17 21:13:56,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bdabad07/bedad3c574ad4381a5fbc2bf882b4cd7/FLAGe86884931 [2019-08-17 21:13:57,093 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:57,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnif.c [2019-08-17 21:13:57,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bdabad07/bedad3c574ad4381a5fbc2bf882b4cd7/FLAGe86884931 [2019-08-17 21:13:57,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bdabad07/bedad3c574ad4381a5fbc2bf882b4cd7 [2019-08-17 21:13:57,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:57,485 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:57,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:57,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:57,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:57,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93d8316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57, skipping insertion in model container [2019-08-17 21:13:57,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,502 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:57,520 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:57,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:57,715 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:57,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:57,750 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:57,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57 WrapperNode [2019-08-17 21:13:57,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:57,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:57,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:57,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:57,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (1/1) ... [2019-08-17 21:13:57,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:57,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:57,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:57,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:57,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:57" (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 21:13:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-17 21:13:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:13:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-17 21:13:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-17 21:13:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:58,176 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:58,176 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-17 21:13:58,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:58 BoogieIcfgContainer [2019-08-17 21:13:58,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:58,178 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:58,178 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:58,178 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:58,179 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:58" (1/1) ... [2019-08-17 21:13:58,194 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:58,198 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:58,208 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:58,220 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:58,223 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:58,324 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 21:13:58,325 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,360 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:58,361 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,361 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2019-08-17 21:13:58,376 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-17 21:13:58,406 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,427 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,430 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,442 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,446 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,447 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,454 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,458 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,517 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 21:13:58,517 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,526 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:58,526 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,527 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2019-08-17 21:13:58,528 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:58,572 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 33 treesize of output 32 [2019-08-17 21:13:58,574 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,591 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 22 treesize of output 18 [2019-08-17 21:13:58,591 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,635 INFO L567 ElimStorePlain]: treesize reduction 5, result has 89.6 percent of original size [2019-08-17 21:13:58,636 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:58,636 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:56, output treesize:43 [2019-08-17 21:13:58,652 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 21:13:58,652 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,667 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:58,668 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,668 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2019-08-17 21:13:58,670 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:58,696 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 33 treesize of output 32 [2019-08-17 21:13:58,697 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,706 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 22 treesize of output 18 [2019-08-17 21:13:58,707 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:58,742 INFO L567 ElimStorePlain]: treesize reduction 5, result has 89.6 percent of original size [2019-08-17 21:13:58,743 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:58,743 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:56, output treesize:43 [2019-08-17 21:13:58,749 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,768 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,801 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,836 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:58,840 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:13:58,841 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:58,841 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:58,844 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 103#(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 21:13:58,854 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:58,854 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:58,856 INFO L168 Benchmark]: Toolchain (without parser) took 1370.72 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 116.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 37.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:58,858 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:58,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.23 ms. Allocated memory is still 131.1 MB. Free memory was 86.2 MB in the beginning and 76.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:58,860 INFO L168 Benchmark]: Boogie Preprocessor took 129.53 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 76.5 MB in the beginning and 174.0 MB in the end (delta: -97.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:58,860 INFO L168 Benchmark]: RCFGBuilder took 296.81 ms. Allocated memory is still 198.2 MB. Free memory was 174.0 MB in the beginning and 159.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:58,861 INFO L168 Benchmark]: Symbolic Interpretation took 676.16 ms. Allocated memory is still 198.2 MB. Free memory was 159.2 MB in the beginning and 116.8 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:58,866 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 103#(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 0.47 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 264.23 ms. Allocated memory is still 131.1 MB. Free memory was 86.2 MB in the beginning and 76.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.53 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 76.5 MB in the beginning and 174.0 MB in the end (delta: -97.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 296.81 ms. Allocated memory is still 198.2 MB. Free memory was 174.0 MB in the beginning and 159.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 676.16 ms. Allocated memory is still 198.2 MB. Free memory was 159.2 MB in the beginning and 116.8 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...