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/insertion_sort-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:19:14,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:19:14,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:19:14,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:19:14,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:19:14,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:19:14,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:19:14,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:19:14,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:19:14,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:19:14,798 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:19:14,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:19:14,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:19:14,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:19:14,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:19:14,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:19:14,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:19:14,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:19:14,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:19:14,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:19:14,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:19:14,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:19:14,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:19:14,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:19:14,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:19:14,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:19:14,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:19:14,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:19:14,835 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 07:19:14,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:19:14,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:19:14,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:19:14,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:19:14,852 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:19:14,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:19:14,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:19:14,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:19:14,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:19:14,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:19:14,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:19:14,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:19:14,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:19:14,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:19:14,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:19:14,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:19:14,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:19:14,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:19:14,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:19:14,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:19:14,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:19:14,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:19:14,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:19:14,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:19:14,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:19:14,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:19:14,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:19:14,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:19:14,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:19:14,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:19:14,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:19:14,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:19:14,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:19:14,911 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:19:14,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/insertion_sort-1.c [2019-08-18 07:19:14,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b717cf9b8/50821ef26071457faaede93b4b7c7a79/FLAGbbd6ed9f7 [2019-08-18 07:19:15,445 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:19:15,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/insertion_sort-1.c [2019-08-18 07:19:15,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b717cf9b8/50821ef26071457faaede93b4b7c7a79/FLAGbbd6ed9f7 [2019-08-18 07:19:15,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b717cf9b8/50821ef26071457faaede93b4b7c7a79 [2019-08-18 07:19:15,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:19:15,824 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:19:15,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:19:15,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:19:15,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:19:15,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:19:15" (1/1) ... [2019-08-18 07:19:15,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b6855af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:15, skipping insertion in model container [2019-08-18 07:19:15,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:19:15" (1/1) ... [2019-08-18 07:19:15,841 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:19:15,858 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:19:16,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:19:16,052 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:19:16,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:19:16,093 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:19:16,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16 WrapperNode [2019-08-18 07:19:16,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:19:16,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:19:16,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:19:16,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:19:16,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:19:16,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:19:16,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:19:16,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:19:16,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:19:16" (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 07:19:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:19:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:19:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:19:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:19:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:19:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:19:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-18 07:19:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:19:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:19:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:19:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:19:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:19:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:19:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:19:16,570 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:19:16,571 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-18 07:19:16,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:19:16 BoogieIcfgContainer [2019-08-18 07:19:16,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:19:16,573 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:19:16,579 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:19:16,580 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:19:16,581 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:19:16" (1/1) ... [2019-08-18 07:19:16,610 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:19:16,614 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:19:16,629 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:19:16,640 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:19:16,648 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:19:16,745 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 [2019-08-18 07:19:16,745 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:16,766 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:16,766 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:16,767 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:19:16,778 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-18 07:19:16,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:16,870 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 07:19:16,872 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:16,881 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:16,884 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:16,946 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-18 07:19:16,947 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:16,954 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:16,955 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:16,955 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2019-08-18 07:19:17,004 INFO L341 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2019-08-18 07:19:17,005 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 36 treesize of output 27 [2019-08-18 07:19:17,006 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,018 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:17,019 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,019 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:36 [2019-08-18 07:19:17,026 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:17,027 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:17,029 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:17,051 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:17,063 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 38 [2019-08-18 07:19:17,064 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,073 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:17,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:17,078 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:17,096 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 51 [2019-08-18 07:19:17,098 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:17,122 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 37 [2019-08-18 07:19:17,124 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,133 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 07:19:17,134 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,232 INFO L567 ElimStorePlain]: treesize reduction 12, result has 88.7 percent of original size [2019-08-18 07:19:17,233 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-18 07:19:17,234 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:209, output treesize:94 [2019-08-18 07:19:17,291 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-18 07:19:17,292 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,295 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:17,296 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:17,296 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2019-08-18 07:19:19,353 INFO L341 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2019-08-18 07:19:19,355 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 36 treesize of output 27 [2019-08-18 07:19:19,356 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,367 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:19,368 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,368 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:36 [2019-08-18 07:19:19,374 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:19,375 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:19,377 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:19,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:19,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:19,390 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:19,406 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 51 [2019-08-18 07:19:19,407 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,413 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 07:19:19,413 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:19,438 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 37 [2019-08-18 07:19:19,439 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,450 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:19:19,454 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 38 [2019-08-18 07:19:19,455 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,540 INFO L567 ElimStorePlain]: treesize reduction 12, result has 88.7 percent of original size [2019-08-18 07:19:19,540 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-18 07:19:19,541 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:209, output treesize:94 [2019-08-18 07:19:19,578 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-18 07:19:19,578 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,582 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:19,582 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:19,582 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2019-08-18 07:19:21,616 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-18 07:19:21,616 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:21,619 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:21,620 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:21,620 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2019-08-18 07:19:21,632 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-18 07:19:21,633 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:19:21,636 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:19:21,637 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:19:21,637 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2019-08-18 07:19:21,649 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:21,664 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:21,682 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:21,697 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:19:21,701 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 28 [2019-08-18 07:19:21,716 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:19:21,717 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:19:21,723 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 322#(and (exists ((|v_main_~#v~0.base_BEFORE_CALL_1| Int) (v_main_~k~0_BEFORE_CALL_1 Int) (v_main_~SIZE~0_BEFORE_CALL_1 Int) (|v_main_~#v~0.offset_BEFORE_CALL_1| Int)) (or (and (not (<= (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1| (- 4))) (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1|)))) (= |__VERIFIER_assert_#in~cond| 0) (< (mod v_main_~k~0_BEFORE_CALL_1 4294967296) (mod v_main_~SIZE~0_BEFORE_CALL_1 4294967296))) (and (= |__VERIFIER_assert_#in~cond| 1) (<= (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1| (- 4))) (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1|))) (< (mod v_main_~k~0_BEFORE_CALL_1 4294967296) (mod v_main_~SIZE~0_BEFORE_CALL_1 4294967296))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:19:21,736 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:19:21,736 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:19:21,738 INFO L168 Benchmark]: Toolchain (without parser) took 5914.21 ms. Allocated memory was 139.5 MB in the beginning and 223.9 MB in the end (delta: 84.4 MB). Free memory was 87.4 MB in the beginning and 197.1 MB in the end (delta: -109.7 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:21,739 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:19:21,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.29 ms. Allocated memory is still 139.5 MB. Free memory was 87.2 MB in the beginning and 77.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:21,741 INFO L168 Benchmark]: Boogie Preprocessor took 135.02 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 77.2 MB in the beginning and 177.1 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:21,742 INFO L168 Benchmark]: RCFGBuilder took 342.83 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 161.6 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:21,743 INFO L168 Benchmark]: Symbolic Interpretation took 5163.55 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 161.6 MB in the beginning and 197.1 MB in the end (delta: -35.5 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2019-08-18 07:19:21,754 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 322#(and (exists ((|v_main_~#v~0.base_BEFORE_CALL_1| Int) (v_main_~k~0_BEFORE_CALL_1 Int) (v_main_~SIZE~0_BEFORE_CALL_1 Int) (|v_main_~#v~0.offset_BEFORE_CALL_1| Int)) (or (and (not (<= (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1| (- 4))) (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1|)))) (= |__VERIFIER_assert_#in~cond| 0) (< (mod v_main_~k~0_BEFORE_CALL_1 4294967296) (mod v_main_~SIZE~0_BEFORE_CALL_1 4294967296))) (and (= |__VERIFIER_assert_#in~cond| 1) (<= (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1| (- 4))) (select (select |#memory_int| |v_main_~#v~0.base_BEFORE_CALL_1|) (+ (* 4 v_main_~k~0_BEFORE_CALL_1) |v_main_~#v~0.offset_BEFORE_CALL_1|))) (< (mod v_main_~k~0_BEFORE_CALL_1 4294967296) (mod v_main_~SIZE~0_BEFORE_CALL_1 4294967296))))) (= 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 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 269.29 ms. Allocated memory is still 139.5 MB. Free memory was 87.2 MB in the beginning and 77.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.02 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 77.2 MB in the beginning and 177.1 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.83 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 161.6 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 5163.55 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 161.6 MB in the beginning and 197.1 MB in the end (delta: -35.5 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...