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/loops/eureka_05.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:18:58,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:18:58,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:18:58,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:18:58,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:18:58,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:18:58,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:18:58,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:18:58,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:18:58,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:18:58,398 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:18:58,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:18:58,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:18:58,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:18:58,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:18:58,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:18:58,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:18:58,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:18:58,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:18:58,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:18:58,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:18:58,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:18:58,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:18:58,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:18:58,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:18:58,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:18:58,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:18:58,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:18:58,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:18:58,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:18:58,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:18:58,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:18:58,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:18:58,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:18:58,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:18:58,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:18:58,423 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 [2019-08-18 07:18:58,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:18:58,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:18:58,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:18:58,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:18:58,439 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:18:58,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:18:58,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:18:58,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:18:58,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:18:58,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:18:58,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:18:58,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:18:58,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:18:58,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:18:58,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:18:58,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:18:58,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:18:58,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:18:58,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:18:58,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:18:58,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:18:58,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:18:58,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:18:58,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:18:58,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:18:58,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:18:58,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:18:58,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:18:58,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:18:58,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:18:58,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:18:58,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:18:58,490 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:18:58,490 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:18:58,491 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/eureka_05.i [2019-08-18 07:18:58,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2302c5ce/78a96b05adea483ea947370fdeeca1a8/FLAG3ebf2f360 [2019-08-18 07:18:58,993 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:18:58,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_05.i [2019-08-18 07:18:59,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2302c5ce/78a96b05adea483ea947370fdeeca1a8/FLAG3ebf2f360 [2019-08-18 07:18:59,383 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2302c5ce/78a96b05adea483ea947370fdeeca1a8 [2019-08-18 07:18:59,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:18:59,393 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:18:59,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:18:59,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:18:59,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:18:59,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5251cd6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59, skipping insertion in model container [2019-08-18 07:18:59,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,408 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:18:59,427 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:18:59,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:18:59,624 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:18:59,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:18:59,670 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:18:59,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59 WrapperNode [2019-08-18 07:18:59,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:18:59,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:18:59,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:18:59,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:18:59,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (1/1) ... [2019-08-18 07:18:59,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:18:59,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:18:59,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:18:59,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:18:59,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:18:59" (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 [2019-08-18 07:18:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:18:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:18:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:18:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure SelectionSort [2019-08-18 07:18:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:18:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:18:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:18:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure SelectionSort [2019-08-18 07:18:59,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:18:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:18:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:18:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:18:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:18:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:18:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-18 07:18:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:19:00,134 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:19:00,134 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-18 07:19:00,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:19:00 BoogieIcfgContainer [2019-08-18 07:19:00,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:19:00,137 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:19:00,137 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:19:00,137 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:19:00,139 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:19:00" (1/1) ... [2019-08-18 07:19:00,157 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:19:00,160 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:19:00,169 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:19:00,196 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:19:00,198 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:19:00,290 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_9|], 3=[|v_#valid_12|]} [2019-08-18 07:19:00,318 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-18 07:19:00,318 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,407 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:00,415 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:00,434 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2019-08-18 07:19:00,437 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,532 INFO L567 ElimStorePlain]: treesize reduction 4, result has 94.9 percent of original size [2019-08-18 07:19:00,532 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,533 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:86, output treesize:74 [2019-08-18 07:19:00,549 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 50 [2019-08-18 07:19:00,606 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,629 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-18 07:19:00,630 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,639 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:00,639 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,640 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2019-08-18 07:19:00,707 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:00,709 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 78 [2019-08-18 07:19:00,711 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,712 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,753 INFO L567 ElimStorePlain]: treesize reduction 24, result has 55.6 percent of original size [2019-08-18 07:19:00,753 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,754 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:60, output treesize:30 [2019-08-18 07:19:00,828 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:00,829 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 78 [2019-08-18 07:19:00,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,832 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,848 INFO L567 ElimStorePlain]: treesize reduction 24, result has 40.0 percent of original size [2019-08-18 07:19:00,849 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,849 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:16 [2019-08-18 07:19:00,887 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:00,887 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 78 [2019-08-18 07:19:00,888 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,890 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,911 INFO L567 ElimStorePlain]: treesize reduction 24, result has 40.0 percent of original size [2019-08-18 07:19:00,912 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:00,913 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:16 [2019-08-18 07:19:00,916 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,942 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,951 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:00,957 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-18 07:19:00,958 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:19:00,958 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:19:00,964 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 144#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:19:00,974 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:19:00,975 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:19:00,977 INFO L168 Benchmark]: Toolchain (without parser) took 1583.20 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 85.8 MB in the beginning and 101.9 MB in the end (delta: -16.1 MB). Peak memory consumption was 52.0 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:00,977 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 07:19:00,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.82 ms. Allocated memory is still 130.0 MB. Free memory was 85.8 MB in the beginning and 75.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:00,979 INFO L168 Benchmark]: Boogie Preprocessor took 141.82 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 75.2 MB in the beginning and 173.7 MB in the end (delta: -98.5 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:00,980 INFO L168 Benchmark]: RCFGBuilder took 319.36 ms. Allocated memory is still 198.2 MB. Free memory was 173.7 MB in the beginning and 157.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:00,981 INFO L168 Benchmark]: Symbolic Interpretation took 838.06 ms. Allocated memory is still 198.2 MB. Free memory was 157.4 MB in the beginning and 101.9 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:00,985 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 144#(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 0.21 ms. Allocated memory is still 130.0 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 276.82 ms. Allocated memory is still 130.0 MB. Free memory was 85.8 MB in the beginning and 75.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.82 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 75.2 MB in the beginning and 173.7 MB in the end (delta: -98.5 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 319.36 ms. Allocated memory is still 198.2 MB. Free memory was 173.7 MB in the beginning and 157.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 838.06 ms. Allocated memory is still 198.2 MB. Free memory was 157.4 MB in the beginning and 101.9 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...