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/float-newlib/float_req_bl_1072c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:46:16,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:46:16,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:46:16,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:46:16,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:46:16,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:46:16,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:46:16,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:46:16,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:46:16,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:46:16,157 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:46:16,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:46:16,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:46:16,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:46:16,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:46:16,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:46:16,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:46:16,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:46:16,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:46:16,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:46:16,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:46:16,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:46:16,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:46:16,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:46:16,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:46:16,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:46:16,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:46:16,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:46:16,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:46:16,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:46:16,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:46:16,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:46:16,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:46:16,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:46:16,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:46:16,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:46:16,184 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 06:46:16,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:46:16,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:46:16,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:46:16,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:46:16,201 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:46:16,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:46:16,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:46:16,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:46:16,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:46:16,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:46:16,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:46:16,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:46:16,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:46:16,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:46:16,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:46:16,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:46:16,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:46:16,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:46:16,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:46:16,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:46:16,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:46:16,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:46:16,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:46:16,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:46:16,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:46:16,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:46:16,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:46:16,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:46:16,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:46:16,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:46:16,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:46:16,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:46:16,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:46:16,260 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:46:16,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072c.c [2019-08-18 06:46:16,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6bdbe8ba/fba75cd0ead64168ab8b976e7a57f7b4/FLAG89c52cbc7 [2019-08-18 06:46:16,772 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:46:16,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1072c.c [2019-08-18 06:46:16,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6bdbe8ba/fba75cd0ead64168ab8b976e7a57f7b4/FLAG89c52cbc7 [2019-08-18 06:46:17,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6bdbe8ba/fba75cd0ead64168ab8b976e7a57f7b4 [2019-08-18 06:46:17,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:46:17,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:46:17,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:46:17,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:46:17,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:46:17,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a15e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17, skipping insertion in model container [2019-08-18 06:46:17,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,231 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:46:17,251 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:46:17,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:46:17,522 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:46:17,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:46:17,715 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:46:17,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17 WrapperNode [2019-08-18 06:46:17,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:46:17,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:46:17,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:46:17,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:46:17,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:46:17,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:46:17,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:46:17,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:46:17,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:17" (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 [2019-08-18 06:46:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:46:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:46:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_float [2019-08-18 06:46:17,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-18 06:46:17,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:46:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:46:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_float [2019-08-18 06:46:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:46:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:46:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:46:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:46:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:46:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:46:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-18 06:46:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:46:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:46:17,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:46:18,295 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:46:18,296 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-18 06:46:18,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:18 BoogieIcfgContainer [2019-08-18 06:46:18,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:46:18,298 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:46:18,298 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:46:18,298 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:46:18,299 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:18" (1/1) ... [2019-08-18 06:46:18,311 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:46:18,314 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:46:18,320 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:46:18,329 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:46:18,330 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:46:18,409 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 06:46:18,409 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,444 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,445 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,445 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:46:18,456 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-18 06:46:18,478 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:46:18,499 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_24|]} [2019-08-18 06:46:18,525 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 90 treesize of output 89 [2019-08-18 06:46:18,526 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,553 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 87 treesize of output 86 [2019-08-18 06:46:18,554 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,701 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-18 06:46:18,702 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,731 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 86 treesize of output 83 [2019-08-18 06:46:18,733 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,750 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 89 treesize of output 86 [2019-08-18 06:46:18,752 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,891 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-18 06:46:18,891 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,894 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_21|, |v_#memory_int_21|], 1=[|v_#memory_int_13|]} [2019-08-18 06:46:18,908 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 80 treesize of output 76 [2019-08-18 06:46:18,909 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,921 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 83 treesize of output 79 [2019-08-18 06:46:18,922 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,009 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,019 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 79 treesize of output 64 [2019-08-18 06:46:19,021 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,029 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 76 treesize of output 61 [2019-08-18 06:46:19,030 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,111 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,122 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 64 treesize of output 41 [2019-08-18 06:46:19,125 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:19,133 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 61 treesize of output 38 [2019-08-18 06:46:19,135 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:19,203 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,210 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:46:19,210 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:46:19,291 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_16|], 15=[|v_#valid_25|]} [2019-08-18 06:46:19,348 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,349 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 139 [2019-08-18 06:46:19,350 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,395 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,396 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 137 [2019-08-18 06:46:19,397 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,438 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,439 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 134 [2019-08-18 06:46:19,440 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,472 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,473 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 136 [2019-08-18 06:46:19,474 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,167 WARN L188 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 135 [2019-08-18 06:46:20,168 INFO L567 ElimStorePlain]: treesize reduction 68, result has 87.3 percent of original size [2019-08-18 06:46:20,213 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,214 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 117 treesize of output 139 [2019-08-18 06:46:20,215 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,266 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,267 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 119 treesize of output 141 [2019-08-18 06:46:20,268 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,317 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,318 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 114 treesize of output 136 [2019-08-18 06:46:20,320 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,361 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,362 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 116 treesize of output 138 [2019-08-18 06:46:20,364 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,929 WARN L188 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2019-08-18 06:46:20,930 INFO L567 ElimStorePlain]: treesize reduction 56, result has 88.8 percent of original size [2019-08-18 06:46:20,941 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_22|, |v_#memory_int_22|], 1=[|v_#memory_real_10|]} [2019-08-18 06:46:20,954 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 113 treesize of output 98 [2019-08-18 06:46:20,955 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,968 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 95 [2019-08-18 06:46:20,969 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,981 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 108 treesize of output 93 [2019-08-18 06:46:20,982 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,994 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 111 treesize of output 96 [2019-08-18 06:46:20,995 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,215 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-18 06:46:21,216 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,229 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 96 treesize of output 92 [2019-08-18 06:46:21,230 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,245 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 98 treesize of output 94 [2019-08-18 06:46:21,246 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,259 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 93 treesize of output 89 [2019-08-18 06:46:21,259 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,280 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 95 treesize of output 91 [2019-08-18 06:46:21,281 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,502 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-18 06:46:21,503 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,520 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 89 treesize of output 70 [2019-08-18 06:46:21,521 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,535 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 94 treesize of output 75 [2019-08-18 06:46:21,536 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,555 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 91 treesize of output 72 [2019-08-18 06:46:21,556 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,580 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 92 treesize of output 73 [2019-08-18 06:46:21,581 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,775 WARN L188 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 06:46:21,776 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,782 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 4 xjuncts. [2019-08-18 06:46:21,783 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:483, output treesize:251 [2019-08-18 06:46:21,801 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_17|], 15=[|v_#valid_26|]} [2019-08-18 06:46:21,833 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,834 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 140 [2019-08-18 06:46:21,835 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,875 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,875 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 138 [2019-08-18 06:46:21,876 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,906 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,907 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 137 [2019-08-18 06:46:21,908 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,937 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,938 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 135 [2019-08-18 06:46:21,939 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,567 WARN L188 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-08-18 06:46:22,568 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.6 percent of original size [2019-08-18 06:46:22,646 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:22,647 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 118 treesize of output 140 [2019-08-18 06:46:22,649 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,693 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:22,694 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 120 treesize of output 142 [2019-08-18 06:46:22,695 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,739 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:22,740 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 121 treesize of output 143 [2019-08-18 06:46:22,741 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,778 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:22,779 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 123 treesize of output 145 [2019-08-18 06:46:22,780 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,351 WARN L188 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 135 [2019-08-18 06:46:23,352 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.1 percent of original size [2019-08-18 06:46:23,354 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_23|, |v_#memory_int_23|], 1=[|v_#memory_real_17|]} [2019-08-18 06:46:23,366 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 114 treesize of output 99 [2019-08-18 06:46:23,367 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,379 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 117 treesize of output 102 [2019-08-18 06:46:23,380 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,407 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 112 treesize of output 97 [2019-08-18 06:46:23,408 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,425 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 115 treesize of output 100 [2019-08-18 06:46:23,425 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,727 WARN L188 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-18 06:46:23,727 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:23,747 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 99 treesize of output 95 [2019-08-18 06:46:23,748 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,769 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 100 treesize of output 96 [2019-08-18 06:46:23,770 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,791 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 102 treesize of output 98 [2019-08-18 06:46:23,791 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,811 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 97 treesize of output 93 [2019-08-18 06:46:23,812 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,138 WARN L188 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-18 06:46:24,138 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,154 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 95 treesize of output 76 [2019-08-18 06:46:24,155 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,176 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 96 treesize of output 77 [2019-08-18 06:46:24,177 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,204 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 93 treesize of output 74 [2019-08-18 06:46:24,205 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,223 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 98 treesize of output 79 [2019-08-18 06:46:24,225 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,442 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-18 06:46:24,443 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,450 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 4 xjuncts. [2019-08-18 06:46:24,450 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:487, output treesize:267 [2019-08-18 06:46:24,487 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_27|]} [2019-08-18 06:46:24,494 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 [2019-08-18 06:46:24,495 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,527 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,532 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 [2019-08-18 06:46:24,533 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,559 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,560 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_24|], 1=[|v_#memory_int_20|]} [2019-08-18 06:46:24,566 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 11 treesize of output 7 [2019-08-18 06:46:24,566 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,589 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,594 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 1 [2019-08-18 06:46:24,595 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,615 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,621 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 23 treesize of output 3 [2019-08-18 06:46:24,621 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,634 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,635 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:24,635 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-18 06:46:24,642 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_19|], 1=[|v_#valid_28|]} [2019-08-18 06:46:24,648 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 [2019-08-18 06:46:24,648 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,674 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,680 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 [2019-08-18 06:46:24,681 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,705 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,707 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_25|, |v_#memory_int_25|], 1=[|v_#memory_int_20|]} [2019-08-18 06:46:24,714 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 11 treesize of output 7 [2019-08-18 06:46:24,715 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,764 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,768 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 1 [2019-08-18 06:46:24,769 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,784 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,788 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 23 treesize of output 3 [2019-08-18 06:46:24,789 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,799 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,800 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:24,800 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-18 06:46:24,816 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:46:24,817 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:46:24,819 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 138#(exists ((v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (= main_~x~0 0.0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (= main_~x~0 0.0) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= v_prenex_26 0)) (= 4 (select |#length| v_prenex_26)) (= 0 (select |old(#valid)| 0))))) [2019-08-18 06:46:24,830 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:46:24,830 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:46:24,832 INFO L168 Benchmark]: Toolchain (without parser) took 7617.93 ms. Allocated memory was 139.5 MB in the beginning and 321.4 MB in the end (delta: 181.9 MB). Free memory was 85.7 MB in the beginning and 287.7 MB in the end (delta: -202.0 MB). Peak memory consumption was 183.7 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,833 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.40 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.3 MB in the beginning and 177.2 MB in the end (delta: -91.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,834 INFO L168 Benchmark]: Boogie Preprocessor took 91.32 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 175.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,834 INFO L168 Benchmark]: RCFGBuilder took 488.39 ms. Allocated memory is still 200.3 MB. Free memory was 175.0 MB in the beginning and 156.4 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,835 INFO L168 Benchmark]: Symbolic Interpretation took 6532.51 ms. Allocated memory was 200.3 MB in the beginning and 321.4 MB in the end (delta: 121.1 MB). Free memory was 156.4 MB in the beginning and 287.7 MB in the end (delta: -131.3 MB). Peak memory consumption was 193.7 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 67]: 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 138#(exists ((v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (= main_~x~0 0.0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (= main_~x~0 0.0) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= v_prenex_26 0)) (= 4 (select |#length| v_prenex_26)) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 501.40 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.3 MB in the beginning and 177.2 MB in the end (delta: -91.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.32 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 175.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 488.39 ms. Allocated memory is still 200.3 MB. Free memory was 175.0 MB in the beginning and 156.4 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6532.51 ms. Allocated memory was 200.3 MB in the beginning and 321.4 MB in the end (delta: 121.1 MB). Free memory was 156.4 MB in the beginning and 287.7 MB in the end (delta: -131.3 MB). Peak memory consumption was 193.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...