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-industry-pattern/array_range_init.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:17,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:17,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:17,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:17,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:17,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:17,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:17,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:17,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:17,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:17,346 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:17,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:17,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:17,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:17,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:17,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:17,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:17,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:17,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:17,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:17,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:17,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:17,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:17,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:17,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:17,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:17,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:17,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:17,373 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 21:13:17,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:17,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:17,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:17,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:17,399 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:17,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:17,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:17,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:17,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:17,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:17,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:17,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:17,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:17,402 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:17,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:17,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:17,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:17,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:17,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:17,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:17,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:17,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:17,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:17,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:17,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:17,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:17,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:17,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:17,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:17,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:17,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:17,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:17,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:17,477 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:17,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/array_range_init.i [2019-08-17 21:13:17,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d32c0b737/9f754064e4d746d999e5aa9e344f3ee7/FLAG8a1a73719 [2019-08-17 21:13:17,973 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:17,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/array_range_init.i [2019-08-17 21:13:17,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d32c0b737/9f754064e4d746d999e5aa9e344f3ee7/FLAG8a1a73719 [2019-08-17 21:13:18,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d32c0b737/9f754064e4d746d999e5aa9e344f3ee7 [2019-08-17 21:13:18,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:18,393 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:18,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:18,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:18,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:18,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e68dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18, skipping insertion in model container [2019-08-17 21:13:18,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,411 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:18,430 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:18,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:18,634 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:18,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:18,768 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:18,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18 WrapperNode [2019-08-17 21:13:18,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:18,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:18,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:18,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:18,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (1/1) ... [2019-08-17 21:13:18,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:18,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:18,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:18,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:18,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:18" (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 21:13:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:18,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:18,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:19,119 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:19,119 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-17 21:13:19,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:19 BoogieIcfgContainer [2019-08-17 21:13:19,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:19,129 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:19,130 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:19,130 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:19,133 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:19" (1/1) ... [2019-08-17 21:13:19,159 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:19,166 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:19,180 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:19,192 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:19,194 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:19,296 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_5|], 3=[|v_#valid_6|]} [2019-08-17 21:13:19,328 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 [2019-08-17 21:13:19,329 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,387 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:19,404 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 [2019-08-17 21:13:19,405 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,477 INFO L567 ElimStorePlain]: treesize reduction 4, result has 89.7 percent of original size [2019-08-17 21:13:19,493 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 7 treesize of output 6 [2019-08-17 21:13:19,494 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,521 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,522 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,522 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:47, output treesize:34 [2019-08-17 21:13:19,534 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-17 21:13:19,573 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,577 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,585 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,586 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,639 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 20 treesize of output 16 [2019-08-17 21:13:19,640 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,651 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 20 treesize of output 16 [2019-08-17 21:13:19,652 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,672 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,673 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:19,673 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:41, output treesize:33 [2019-08-17 21:13:19,687 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 21:13:19,688 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,701 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,702 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,703 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2019-08-17 21:13:19,723 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 20 treesize of output 16 [2019-08-17 21:13:19,723 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,737 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 20 treesize of output 16 [2019-08-17 21:13:19,738 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,758 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,759 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:19,760 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:41, output treesize:33 [2019-08-17 21:13:19,774 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-17 21:13:19,775 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,785 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,786 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,786 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2019-08-17 21:13:19,795 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,802 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,810 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,818 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:13:19,819 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:19,820 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:19,822 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 104#(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 21:13:19,829 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:19,829 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:19,831 INFO L168 Benchmark]: Toolchain (without parser) took 1438.07 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 120.0 MB in the end (delta: -34.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,832 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.36 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.0 MB in the beginning and 176.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,834 INFO L168 Benchmark]: Boogie Preprocessor took 54.43 ms. Allocated memory is still 198.7 MB. Free memory was 176.1 MB in the beginning and 173.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,835 INFO L168 Benchmark]: RCFGBuilder took 295.86 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 160.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,836 INFO L168 Benchmark]: Symbolic Interpretation took 700.36 ms. Allocated memory is still 198.7 MB. Free memory was 160.1 MB in the beginning and 120.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 2]: 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 104#(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 131.1 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 376.36 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.0 MB in the beginning and 176.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.43 ms. Allocated memory is still 198.7 MB. Free memory was 176.1 MB in the beginning and 173.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.86 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 160.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 700.36 ms. Allocated memory is still 198.7 MB. Free memory was 160.1 MB in the beginning and 120.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...