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_mul_init.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:13,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:13,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:13,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:13,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:13,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:13,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:13,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:13,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:13,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:13,903 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:13,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:13,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:13,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:13,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:13,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:13,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:13,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:13,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:13,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:13,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:13,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:13,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:13,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:13,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-17 21:13:13,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-17 21:13:13,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-17 21:13:13,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-17 21:13:13,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-17 21:13:13,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-17 21:13:13,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:13:13,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:13:13,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:13:13,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:13:13,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:13:13,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:13:13,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:13:13,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:13:13,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:13,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:13,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:13,930 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 21:13:13,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:13,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:13,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:13,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:13,947 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:13,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:13,948 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:13,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:13,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:13,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:13,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:13,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:13,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:13,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:13,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:13,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:13,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:13,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:13,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:13,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:13,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:13,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:13,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:13,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:13,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:13,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:13,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:13,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:13,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:13,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:13,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:13,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:14,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:14,001 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:14,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/array_mul_init.i [2019-08-17 21:13:14,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8030270e/ae56bc0c533c4fb3abcbd55ba24f4120/FLAG0f7279568 [2019-08-17 21:13:14,496 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:14,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/array_mul_init.i [2019-08-17 21:13:14,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8030270e/ae56bc0c533c4fb3abcbd55ba24f4120/FLAG0f7279568 [2019-08-17 21:13:14,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8030270e/ae56bc0c533c4fb3abcbd55ba24f4120 [2019-08-17 21:13:14,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:14,942 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:14,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:14,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:14,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:14,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:14" (1/1) ... [2019-08-17 21:13:14,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c18aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:14, skipping insertion in model container [2019-08-17 21:13:14,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:14" (1/1) ... [2019-08-17 21:13:14,958 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:14,983 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:15,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:15,181 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:15,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:15,224 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:15,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15 WrapperNode [2019-08-17 21:13:15,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:15,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:15,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:15,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:15,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:15,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:15,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:15,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:15,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:15" (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 21:13:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:13:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-08-17 21:13:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:15,709 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:15,710 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-17 21:13:15,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:15 BoogieIcfgContainer [2019-08-17 21:13:15,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:15,712 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:15,712 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:15,712 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:15,713 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:15" (1/1) ... [2019-08-17 21:13:15,723 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:15,726 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:15,732 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:15,738 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:15,740 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:15,839 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 21:13:15,840 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:15,862 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:15,863 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:15,863 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:13:15,876 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:13:15,938 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:16,007 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:13:16,008 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 1 case distinctions, treesize of input 39 treesize of output 23 [2019-08-17 21:13:16,009 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:16,023 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:16,023 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:16,024 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:26 [2019-08-17 21:13:16,072 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:16,073 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 1 case distinctions, treesize of input 41 treesize of output 71 [2019-08-17 21:13:16,074 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:22,967 WARN L188 SmtUtils]: Spent 6.89 s on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2019-08-17 21:13:22,968 INFO L567 ElimStorePlain]: treesize reduction 33, result has 61.2 percent of original size [2019-08-17 21:13:22,969 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:22,969 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2019-08-17 21:13:22,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:22,993 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:22,996 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:23,002 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:23,008 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:23,035 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_1], 10=[|v_#memory_int_16|]} [2019-08-17 21:13:23,087 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:23,087 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 1 case distinctions, treesize of input 56 treesize of output 85 [2019-08-17 21:13:23,088 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:39,644 WARN L188 SmtUtils]: Spent 16.56 s on a formula simplification. DAG size of input: 71 DAG size of output: 43 [2019-08-17 21:13:39,645 INFO L567 ElimStorePlain]: treesize reduction 251, result has 30.1 percent of original size [2019-08-17 21:13:39,712 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:39,713 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 1 case distinctions, treesize of input 55 treesize of output 84 [2019-08-17 21:13:39,714 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:39,823 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-08-17 21:13:39,824 INFO L567 ElimStorePlain]: treesize reduction 30, result has 78.1 percent of original size [2019-08-17 21:13:39,825 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:13:39,825 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:330, output treesize:107 [2019-08-17 21:13:39,882 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:39,883 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 1 case distinctions, treesize of input 41 treesize of output 71 [2019-08-17 21:13:39,884 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:40,271 WARN L188 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-08-17 21:13:40,272 INFO L567 ElimStorePlain]: treesize reduction 30, result has 62.0 percent of original size [2019-08-17 21:13:40,273 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:40,276 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:49 [2019-08-17 21:13:40,332 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:40,333 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 1 case distinctions, treesize of input 41 treesize of output 71 [2019-08-17 21:13:40,334 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:40,514 WARN L188 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-08-17 21:13:40,515 INFO L567 ElimStorePlain]: treesize reduction 30, result has 62.0 percent of original size [2019-08-17 21:13:40,515 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:40,516 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:49 [2019-08-17 21:13:40,531 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:40,545 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:40,558 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:40,562 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:40,582 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 62 [2019-08-17 21:13:40,583 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:40,584 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:40,586 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 163#(and (exists ((|v_main_~#b~0.base_BEFORE_CALL_1| Int) (v_prenex_11 Int) (|v_main_~#a~0.offset_BEFORE_CALL_1| Int) (|v_main_~#b~0.offset_BEFORE_CALL_1| Int) (v_main_~i~0_BEFORE_CALL_1 Int) (v_prenex_10 Int) (v_prenex_8 Int) (v_prenex_9 Int) (v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_3 Int) (|v_main_~#a~0.base_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_6) (+ v_prenex_3 (* 4 v_prenex_5))) (select (select |#memory_int| v_prenex_2) (+ v_prenex_4 (* 4 v_prenex_5))))) (not (= (* (select (select |#memory_int| v_prenex_6) (+ v_prenex_3 (* 4 v_prenex_5))) (select (select |#memory_int| v_prenex_6) (+ v_prenex_3 (* 4 v_prenex_5)))) (select (select |#memory_int| v_prenex_2) (+ v_prenex_4 (* 4 v_prenex_5))))) (< v_prenex_5 100000)) (and (< v_main_~i~0_BEFORE_CALL_1 100000) (= |__VERIFIER_assert_#in~cond| 1) (not (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))) (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_1|) (+ |v_main_~#b~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))))) (= (* (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1)))) (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_1|) (+ |v_main_~#b~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))))) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_11) (+ v_prenex_8 (* 4 v_prenex_10))) (select (select |#memory_int| v_prenex_7) (+ v_prenex_9 (* 4 v_prenex_10)))) (< v_prenex_10 100000)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:13:40,605 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:40,605 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:40,608 INFO L168 Benchmark]: Toolchain (without parser) took 25665.48 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 86.1 MB in the beginning and 71.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:40,609 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:40,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.71 ms. Allocated memory is still 130.5 MB. Free memory was 85.9 MB in the beginning and 76.1 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:40,613 INFO L168 Benchmark]: Boogie Preprocessor took 138.23 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 76.1 MB in the beginning and 174.3 MB in the end (delta: -98.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:40,614 INFO L168 Benchmark]: RCFGBuilder took 347.34 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 158.7 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:40,615 INFO L168 Benchmark]: Symbolic Interpretation took 24893.73 ms. Allocated memory is still 198.7 MB. Free memory was 158.7 MB in the beginning and 71.9 MB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:40,627 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 163#(and (exists ((|v_main_~#b~0.base_BEFORE_CALL_1| Int) (v_prenex_11 Int) (|v_main_~#a~0.offset_BEFORE_CALL_1| Int) (|v_main_~#b~0.offset_BEFORE_CALL_1| Int) (v_main_~i~0_BEFORE_CALL_1 Int) (v_prenex_10 Int) (v_prenex_8 Int) (v_prenex_9 Int) (v_prenex_6 Int) (v_prenex_7 Int) (v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_3 Int) (|v_main_~#a~0.base_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_6) (+ v_prenex_3 (* 4 v_prenex_5))) (select (select |#memory_int| v_prenex_2) (+ v_prenex_4 (* 4 v_prenex_5))))) (not (= (* (select (select |#memory_int| v_prenex_6) (+ v_prenex_3 (* 4 v_prenex_5))) (select (select |#memory_int| v_prenex_6) (+ v_prenex_3 (* 4 v_prenex_5)))) (select (select |#memory_int| v_prenex_2) (+ v_prenex_4 (* 4 v_prenex_5))))) (< v_prenex_5 100000)) (and (< v_main_~i~0_BEFORE_CALL_1 100000) (= |__VERIFIER_assert_#in~cond| 1) (not (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))) (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_1|) (+ |v_main_~#b~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))))) (= (* (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (+ |v_main_~#a~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1)))) (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_1|) (+ |v_main_~#b~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))))) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_11) (+ v_prenex_8 (* 4 v_prenex_10))) (select (select |#memory_int| v_prenex_7) (+ v_prenex_9 (* 4 v_prenex_10)))) (< v_prenex_10 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 0.24 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 281.71 ms. Allocated memory is still 130.5 MB. Free memory was 85.9 MB in the beginning and 76.1 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.23 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 76.1 MB in the beginning and 174.3 MB in the end (delta: -98.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 347.34 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 158.7 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 24893.73 ms. Allocated memory is still 198.7 MB. Free memory was 158.7 MB in the beginning and 71.9 MB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...