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_of_struct_ptr_flag_init.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:15,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:15,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:15,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:15,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:15,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:15,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:15,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:15,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:15,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:15,801 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:15,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:15,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:15,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:15,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:15,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:15,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:15,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:15,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:15,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:15,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:15,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:15,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:15,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:15,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:15,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:15,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:15,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:15,828 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 21:13:15,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:15,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:15,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:15,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:15,857 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:15,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:15,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:15,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:15,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:15,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:15,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:15,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:15,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:15,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:15,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:15,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:15,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:15,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:15,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:15,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:15,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:15,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:15,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:15,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:15,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:15,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:15,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:15,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:15,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:15,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:15,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:15,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:15,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:15,921 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:15,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/array_of_struct_ptr_flag_init.i [2019-08-17 21:13:15,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee42ed86/4347026f3561497a948fbbd5ab703f7a/FLAG3ed2e9fdf [2019-08-17 21:13:16,420 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:16,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/array_of_struct_ptr_flag_init.i [2019-08-17 21:13:16,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee42ed86/4347026f3561497a948fbbd5ab703f7a/FLAG3ed2e9fdf [2019-08-17 21:13:16,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee42ed86/4347026f3561497a948fbbd5ab703f7a [2019-08-17 21:13:16,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:16,795 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:16,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:16,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:16,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:16,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:16" (1/1) ... [2019-08-17 21:13:16,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6203b78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:16, skipping insertion in model container [2019-08-17 21:13:16,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:16" (1/1) ... [2019-08-17 21:13:16,811 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:16,826 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:16,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:17,008 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:17,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:17,048 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:17,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17 WrapperNode [2019-08-17 21:13:17,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:17,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:17,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:17,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:17,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:17,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:17,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:17,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:17,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:17" (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 21:13:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-17 21:13:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-17 21:13:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-17 21:13:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-17 21:13:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-17 21:13:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-17 21:13:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:17,529 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:17,530 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-17 21:13:17,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:17 BoogieIcfgContainer [2019-08-17 21:13:17,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:17,536 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:17,536 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:17,537 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:17,537 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:17" (1/1) ... [2019-08-17 21:13:17,546 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:17,547 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:17,553 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:17,559 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:17,560 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:17,645 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 21:13:17,646 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,665 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:17,666 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,666 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:13:17,678 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-17 21:13:17,704 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_17|]} [2019-08-17 21:13:17,715 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 21:13:17,716 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,776 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:17,791 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-17 21:13:17,791 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,840 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:17,852 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 21:13:17,853 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,890 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:17,899 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 11 [2019-08-17 21:13:17,900 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,939 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:17,940 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:17,940 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:73, output treesize:58 [2019-08-17 21:13:17,950 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:17,971 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[v_prenex_3, |v_#valid_18|], 3=[v_prenex_1]} [2019-08-17 21:13:17,989 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 73 treesize of output 72 [2019-08-17 21:13:17,990 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,301 WARN L188 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2019-08-17 21:13:18,302 INFO L567 ElimStorePlain]: treesize reduction 5, result has 97.7 percent of original size [2019-08-17 21:13:18,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:18,323 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 140 [2019-08-17 21:13:18,325 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,478 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-17 21:13:18,478 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:18,501 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 69 [2019-08-17 21:13:18,502 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,629 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-17 21:13:18,629 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:18,679 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:18,680 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 195 [2019-08-17 21:13:18,683 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:18,954 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-08-17 21:13:18,954 INFO L567 ElimStorePlain]: treesize reduction 41, result has 83.7 percent of original size [2019-08-17 21:13:18,957 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_10|, |v_#memory_$Pointer$.base_10|], 2=[v_prenex_2, v_prenex_4]} [2019-08-17 21:13:18,968 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 66 treesize of output 62 [2019-08-17 21:13:18,969 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,073 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-17 21:13:19,073 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,089 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 62 treesize of output 58 [2019-08-17 21:13:19,090 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,189 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,215 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:19,226 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 144 treesize of output 107 [2019-08-17 21:13:19,228 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,338 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-17 21:13:19,339 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,348 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:13:19,353 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 139 [2019-08-17 21:13:19,354 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,454 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,456 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:19,456 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:217, output treesize:195 [2019-08-17 21:13:19,491 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_19|]} [2019-08-17 21:13:19,497 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 21:13:19,498 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,530 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,538 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-17 21:13:19,539 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,559 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,570 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 21:13:19,570 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,622 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,627 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 11 [2019-08-17 21:13:19,628 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,661 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:19,661 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:19,662 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:61, output treesize:46 [2019-08-17 21:13:19,698 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,710 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,721 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,727 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,734 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,735 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,741 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,742 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:19,751 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 52 [2019-08-17 21:13:19,752 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:19,753 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:19,755 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 122#(and (exists ((v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_5 Int) (|v_main_~#a~0.offset_BEFORE_CALL_1| Int) (v_main_~i~1_BEFORE_CALL_1 Int) (|v_main_~#a~0.base_BEFORE_CALL_1| Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_$Pointer$.offset| |v_main_~#a~0.base_BEFORE_CALL_1|) 0) 0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~1_BEFORE_CALL_1 100000) (not (= 0 (select (select |#memory_$Pointer$.base| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1)))))) (and (= 0 (select (select |#memory_$Pointer$.base| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1)))) (= |__VERIFIER_assert_#in~cond| 1) (< v_main_~i~1_BEFORE_CALL_1 100000) (= (select (select |#memory_$Pointer$.offset| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1))) 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_$Pointer$.base| v_prenex_6) 0) 0) (= (select (select |#memory_$Pointer$.offset| v_prenex_6) 0) 0) (= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_$Pointer$.base| v_prenex_5) 0) 0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_$Pointer$.offset| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1))) 0)) (< v_main_~i~1_BEFORE_CALL_1 100000)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:13:19,776 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:19,776 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:19,779 INFO L168 Benchmark]: Toolchain (without parser) took 2983.14 ms. Allocated memory was 132.6 MB in the beginning and 263.7 MB in the end (delta: 131.1 MB). Free memory was 87.7 MB in the beginning and 219.0 MB in the end (delta: -131.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,783 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-17 21:13:19,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.20 ms. Allocated memory is still 132.6 MB. Free memory was 87.2 MB in the beginning and 76.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,790 INFO L168 Benchmark]: Boogie Preprocessor took 123.36 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 76.9 MB in the beginning and 176.2 MB in the end (delta: -99.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,790 INFO L168 Benchmark]: RCFGBuilder took 363.35 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 159.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,793 INFO L168 Benchmark]: Symbolic Interpretation took 2240.61 ms. Allocated memory was 200.3 MB in the beginning and 263.7 MB in the end (delta: 63.4 MB). Free memory was 159.6 MB in the beginning and 219.0 MB in the end (delta: -59.4 MB). Peak memory consumption was 109.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:19,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 122#(and (exists ((v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_5 Int) (|v_main_~#a~0.offset_BEFORE_CALL_1| Int) (v_main_~i~1_BEFORE_CALL_1 Int) (|v_main_~#a~0.base_BEFORE_CALL_1| Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_$Pointer$.offset| |v_main_~#a~0.base_BEFORE_CALL_1|) 0) 0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~1_BEFORE_CALL_1 100000) (not (= 0 (select (select |#memory_$Pointer$.base| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1)))))) (and (= 0 (select (select |#memory_$Pointer$.base| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1)))) (= |__VERIFIER_assert_#in~cond| 1) (< v_main_~i~1_BEFORE_CALL_1 100000) (= (select (select |#memory_$Pointer$.offset| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1))) 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_$Pointer$.base| v_prenex_6) 0) 0) (= (select (select |#memory_$Pointer$.offset| v_prenex_6) 0) 0) (= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_$Pointer$.base| v_prenex_5) 0) 0)) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_$Pointer$.offset| v_prenex_7) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~1_BEFORE_CALL_1))) 0)) (< v_main_~i~1_BEFORE_CALL_1 100000)))) (= 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 132.6 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.20 ms. Allocated memory is still 132.6 MB. Free memory was 87.2 MB in the beginning and 76.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.36 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 76.9 MB in the beginning and 176.2 MB in the end (delta: -99.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 363.35 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 159.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2240.61 ms. Allocated memory was 200.3 MB in the beginning and 263.7 MB in the end (delta: 63.4 MB). Free memory was 159.6 MB in the beginning and 219.0 MB in the end (delta: -59.4 MB). Peak memory consumption was 109.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...