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-examples/standard_sentinel-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:06,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:06,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:06,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:06,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:06,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:06,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:06,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:06,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:06,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:06,199 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:06,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:06,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:06,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:06,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:06,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:06,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:06,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:06,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:06,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:06,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:06,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:06,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:06,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:06,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:06,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:13:06,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:13:06,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:13:06,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:13:06,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:13:06,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:13:06,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:13:06,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:13:06,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:06,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:06,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:06,224 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 21:13:06,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:06,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:06,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:06,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:06,239 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:06,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:06,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:06,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:06,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:06,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:06,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:06,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:06,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:06,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:06,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:06,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:06,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:06,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:06,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:06,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:06,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:06,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:06,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:06,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:06,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:06,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:06,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:06,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:06,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:06,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:06,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:06,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:06,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:06,288 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:06,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_sentinel-2.i [2019-08-17 21:13:06,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90db4ab0/06d3d170eb264ebc9373bca675ebd96f/FLAG6d9dffab3 [2019-08-17 21:13:06,768 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:06,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_sentinel-2.i [2019-08-17 21:13:06,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90db4ab0/06d3d170eb264ebc9373bca675ebd96f/FLAG6d9dffab3 [2019-08-17 21:13:07,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90db4ab0/06d3d170eb264ebc9373bca675ebd96f [2019-08-17 21:13:07,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:07,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:07,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:07,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:07,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:07,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298458d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07, skipping insertion in model container [2019-08-17 21:13:07,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,202 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:07,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:07,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:07,418 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:07,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:07,457 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:07,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07 WrapperNode [2019-08-17 21:13:07,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:07,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:07,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:07,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:07,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:07,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:07,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:07,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:07,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07" (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 21:13:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:13:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:07,858 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:07,859 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-17 21:13:07,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:07 BoogieIcfgContainer [2019-08-17 21:13:07,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:07,868 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:07,868 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:07,868 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:07,872 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,891 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:07,893 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:07,899 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:07,912 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:07,914 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:08,015 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 21:13:08,016 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,036 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:08,037 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,037 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:13:08,049 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:13:08,160 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-17 21:13:08,160 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,179 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:08,180 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 21:13:08,181 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28 [2019-08-17 21:13:08,186 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:08,214 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2019-08-17 21:13:08,215 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,264 INFO L567 ElimStorePlain]: treesize reduction 87, result has 22.3 percent of original size [2019-08-17 21:13:08,265 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,265 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:25 [2019-08-17 21:13:08,279 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:08,288 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:08,316 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2019-08-17 21:13:08,316 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,360 INFO L567 ElimStorePlain]: treesize reduction 87, result has 22.3 percent of original size [2019-08-17 21:13:08,361 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,361 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:25 [2019-08-17 21:13:08,367 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:08,374 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:08,399 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2019-08-17 21:13:08,399 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,443 INFO L567 ElimStorePlain]: treesize reduction 87, result has 22.3 percent of original size [2019-08-17 21:13:08,443 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,444 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:25 [2019-08-17 21:13:08,446 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:13:08,449 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:08,450 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:08,453 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 108#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:13:08,462 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:08,463 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:08,467 INFO L168 Benchmark]: Toolchain (without parser) took 1276.91 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 86.7 MB in the beginning and 122.4 MB in the end (delta: -35.7 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,468 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory is still 104.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-17 21:13:08,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.13 ms. Allocated memory is still 138.9 MB. Free memory was 86.3 MB in the beginning and 76.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,476 INFO L168 Benchmark]: Boogie Preprocessor took 134.14 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 76.0 MB in the beginning and 175.5 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,477 INFO L168 Benchmark]: RCFGBuilder took 275.08 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 161.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,478 INFO L168 Benchmark]: Symbolic Interpretation took 595.24 ms. Allocated memory is still 198.7 MB. Free memory was 161.8 MB in the beginning and 122.4 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,482 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 108#(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 138.9 MB. Free memory is still 104.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 269.13 ms. Allocated memory is still 138.9 MB. Free memory was 86.3 MB in the beginning and 76.0 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.14 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 76.0 MB in the beginning and 175.5 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 275.08 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 161.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 595.24 ms. Allocated memory is still 198.7 MB. Free memory was 161.8 MB in the beginning and 122.4 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...