java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-multidimensional/copy-3-n-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:14:25,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:14:25,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:14:25,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:14:25,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:14:25,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:14:25,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:14:25,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:14:25,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:14:25,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:14:25,292 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:14:25,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:14:25,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:14:25,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:14:25,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:14:25,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:14:25,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:14:25,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:14:25,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:14:25,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:14:25,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:14:25,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:14:25,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:14:25,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:14:25,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:14:25,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:14:25,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:14:25,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:14:25,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:14:25,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:14:25,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:14:25,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:14:25,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:14:25,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:14:25,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:14:25,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:14:25,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-17 21:14:25,338 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:14:25,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:14:25,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:14:25,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:14:25,340 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:14:25,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:14:25,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:14:25,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:14:25,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:14:25,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:14:25,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:14:25,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:14:25,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:14:25,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:14:25,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:14:25,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:14:25,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:14:25,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:14:25,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:14:25,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:14:25,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:14:25,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:14:25,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:14:25,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:14:25,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:14:25,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:14:25,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:14:25,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:14:25,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:14:25,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:14:25,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:14:25,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:14:25,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:14:25,392 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:14:25,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/copy-3-n-u.c [2019-08-17 21:14:25,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d557e288/95bb7c309de5485f9a794c1f57a7d2be/FLAG9db4a9cd2 [2019-08-17 21:14:25,929 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:14:25,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/copy-3-n-u.c [2019-08-17 21:14:25,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d557e288/95bb7c309de5485f9a794c1f57a7d2be/FLAG9db4a9cd2 [2019-08-17 21:14:26,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d557e288/95bb7c309de5485f9a794c1f57a7d2be [2019-08-17 21:14:26,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:14:26,429 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:14:26,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:26,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:14:26,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:14:26,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d9aaae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26, skipping insertion in model container [2019-08-17 21:14:26,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,446 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:14:26,468 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:14:26,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:26,669 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:14:26,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:26,804 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:14:26,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26 WrapperNode [2019-08-17 21:14:26,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:26,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:14:26,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:14:26,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:14:26,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... [2019-08-17 21:14:26,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:14:26,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:14:26,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:14:26,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:14:26,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:14:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:14:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:14:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:14:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:14:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:14:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:14:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:14:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:14:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:14:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:14:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:14:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:14:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:14:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:14:27,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:14:27,200 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-08-17 21:14:27,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:27 BoogieIcfgContainer [2019-08-17 21:14:27,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:14:27,210 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:14:27,211 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:14:27,211 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:14:27,212 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:27" (1/1) ... [2019-08-17 21:14:27,233 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:14:27,237 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:14:27,246 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:14:27,274 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:14:27,275 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:14:27,387 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-17 21:14:27,388 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,406 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,406 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,407 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:14:27,417 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:14:27,518 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 21:14:27,519 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,535 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,537 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,537 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:62 [2019-08-17 21:14:27,557 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,586 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 27 treesize of output 23 [2019-08-17 21:14:27,586 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,615 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,617 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,617 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:51, output treesize:64 [2019-08-17 21:14:27,634 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 31 treesize of output 27 [2019-08-17 21:14:27,634 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,649 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,651 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,652 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:62 [2019-08-17 21:14:27,674 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 21:14:27,675 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,706 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,708 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,709 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:74 [2019-08-17 21:14:27,724 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 21:14:27,724 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,745 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,746 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,747 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:62 [2019-08-17 21:14:27,809 INFO L341 Elim1Store]: treesize reduction 105, result has 18.0 percent of original size [2019-08-17 21:14:27,810 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 47 [2019-08-17 21:14:27,811 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,838 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:27,839 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,840 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:66, output treesize:62 [2019-08-17 21:14:27,846 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,899 INFO L341 Elim1Store]: treesize reduction 125, result has 17.8 percent of original size [2019-08-17 21:14:27,900 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 63 [2019-08-17 21:14:27,901 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,936 INFO L341 Elim1Store]: treesize reduction 125, result has 17.8 percent of original size [2019-08-17 21:14:27,937 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 71 [2019-08-17 21:14:27,938 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,980 INFO L567 ElimStorePlain]: treesize reduction 69, result has 46.5 percent of original size [2019-08-17 21:14:27,981 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:27,981 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:137, output treesize:60 [2019-08-17 21:14:27,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:27,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,045 INFO L341 Elim1Store]: treesize reduction 125, result has 17.8 percent of original size [2019-08-17 21:14:28,046 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 77 [2019-08-17 21:14:28,047 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,058 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-17 21:14:28,059 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,069 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-17 21:14:28,069 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,103 INFO L341 Elim1Store]: treesize reduction 125, result has 17.8 percent of original size [2019-08-17 21:14:28,104 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 75 [2019-08-17 21:14:28,105 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,161 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:28,162 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:14:28,163 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:325, output treesize:147 [2019-08-17 21:14:28,196 INFO L341 Elim1Store]: treesize reduction 125, result has 17.8 percent of original size [2019-08-17 21:14:28,197 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 55 [2019-08-17 21:14:28,198 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,210 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:28,211 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,211 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2019-08-17 21:14:28,262 INFO L341 Elim1Store]: treesize reduction 105, result has 18.0 percent of original size [2019-08-17 21:14:28,263 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 47 [2019-08-17 21:14:28,264 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,288 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:28,289 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,289 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:63, output treesize:59 [2019-08-17 21:14:28,335 INFO L341 Elim1Store]: treesize reduction 125, result has 17.8 percent of original size [2019-08-17 21:14:28,336 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 55 [2019-08-17 21:14:28,336 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,346 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:28,346 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:28,347 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2019-08-17 21:14:28,364 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,373 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,383 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,386 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,400 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,406 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,417 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,423 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,430 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,438 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,447 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:28,452 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:14:28,454 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:14:28,455 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:14:28,459 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 469#(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 21:14:28,469 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:14:28,471 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:14:28,473 INFO L168 Benchmark]: Toolchain (without parser) took 2043.94 ms. Allocated memory was 137.9 MB in the beginning and 218.1 MB in the end (delta: 80.2 MB). Free memory was 85.4 MB in the beginning and 176.5 MB in the end (delta: -91.1 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,474 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.82 ms. Allocated memory was 137.9 MB in the beginning and 197.1 MB in the end (delta: 59.2 MB). Free memory was 85.2 MB in the beginning and 175.1 MB in the end (delta: -89.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,476 INFO L168 Benchmark]: Boogie Preprocessor took 56.45 ms. Allocated memory is still 197.1 MB. Free memory was 175.1 MB in the beginning and 172.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,477 INFO L168 Benchmark]: RCFGBuilder took 340.57 ms. Allocated memory is still 197.1 MB. Free memory was 172.8 MB in the beginning and 154.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,478 INFO L168 Benchmark]: Symbolic Interpretation took 1260.94 ms. Allocated memory was 197.1 MB in the beginning and 218.1 MB in the end (delta: 21.0 MB). Free memory was 154.8 MB in the beginning and 176.5 MB in the end (delta: -21.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:28,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 469#(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 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 375.82 ms. Allocated memory was 137.9 MB in the beginning and 197.1 MB in the end (delta: 59.2 MB). Free memory was 85.2 MB in the beginning and 175.1 MB in the end (delta: -89.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.45 ms. Allocated memory is still 197.1 MB. Free memory was 175.1 MB in the beginning and 172.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 340.57 ms. Allocated memory is still 197.1 MB. Free memory was 172.8 MB in the beginning and 154.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1260.94 ms. Allocated memory was 197.1 MB in the beginning and 218.1 MB in the end (delta: 21.0 MB). Free memory was 154.8 MB in the beginning and 176.5 MB in the end (delta: -21.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...