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/double_req_bl_1012b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:32:57,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:32:57,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:32:57,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:32:57,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:32:57,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:32:57,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:32:57,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:32:57,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:32:57,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:32:57,171 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:32:57,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:32:57,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:32:57,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:32:57,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:32:57,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:32:57,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:32:57,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:32:57,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:32:57,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:32:57,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:32:57,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:32:57,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:32:57,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:32:57,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:32:57,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:32:57,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:32:57,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:32:57,223 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 [2019-08-22 21:32:57,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:32:57,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:32:57,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:32:57,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:32:57,255 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:32:57,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:32:57,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:32:57,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:32:57,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:32:57,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:32:57,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:32:57,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:32:57,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:32:57,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:32:57,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:32:57,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:32:57,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:32:57,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:32:57,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:32:57,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:32:57,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:32:57,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:32:57,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:32:57,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:32:57,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:32:57,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:32:57,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:32:57,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:32:57,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:32:57,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:32:57,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:32:57,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:32:57,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:32:57,319 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:32:57,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1012b.c [2019-08-22 21:32:57,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d440e7c/e9eed9cdafb24ae18086785da1fc4ffe/FLAG1a35e8ab6 [2019-08-22 21:32:57,898 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:32:57,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1012b.c [2019-08-22 21:32:57,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d440e7c/e9eed9cdafb24ae18086785da1fc4ffe/FLAG1a35e8ab6 [2019-08-22 21:32:58,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d440e7c/e9eed9cdafb24ae18086785da1fc4ffe [2019-08-22 21:32:58,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:32:58,270 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:32:58,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:58,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:32:58,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:32:58,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62520b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58, skipping insertion in model container [2019-08-22 21:32:58,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,286 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:32:58,305 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:32:58,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:58,570 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:32:58,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:58,753 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:32:58,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58 WrapperNode [2019-08-22 21:32:58,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:58,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:32:58,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:32:58,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:32:58,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (1/1) ... [2019-08-22 21:32:58,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:32:58,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:32:58,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:32:58,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:32:58,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:58" (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 [2019-08-22 21:32:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:32:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:32:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-08-22 21:32:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-22 21:32:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-08-22 21:32:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-08-22 21:32:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:32:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:32:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-08-22 21:32:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-08-22 21:32:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:32:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:32:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:32:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:32:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:32:59,297 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:32:59,298 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-22 21:32:59,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:59 BoogieIcfgContainer [2019-08-22 21:32:59,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:32:59,299 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:32:59,299 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:32:59,300 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:32:59,301 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:59" (1/1) ... [2019-08-22 21:32:59,314 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:32:59,316 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:32:59,322 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:32:59,331 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:32:59,332 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:32:59,419 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 [2019-08-22 21:32:59,419 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,438 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,439 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,439 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:32:59,455 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:32:59,476 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_24|]} [2019-08-22 21:32:59,490 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 [2019-08-22 21:32:59,490 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,544 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,557 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 [2019-08-22 21:32:59,558 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,592 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,594 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_27|], 1=[|v_#memory_int_18|]} [2019-08-22 21:32:59,602 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 [2019-08-22 21:32:59,602 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,638 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,647 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 [2019-08-22 21:32:59,648 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,677 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,684 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:59,685 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,705 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,707 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. [2019-08-22 21:32:59,708 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:59,722 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_25|]} [2019-08-22 21:32:59,738 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 [2019-08-22 21:32:59,739 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,775 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,784 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 [2019-08-22 21:32:59,784 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,819 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,821 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_28|, |v_#memory_real_25|], 1=[|v_#memory_int_18|]} [2019-08-22 21:32:59,829 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 [2019-08-22 21:32:59,830 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,856 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,863 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 [2019-08-22 21:32:59,864 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,893 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,901 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:32:59,902 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,931 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,933 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. [2019-08-22 21:32:59,933 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:59,958 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_17|], 3=[|v_#valid_26|]} [2019-08-22 21:32:59,991 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,992 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 12 treesize of output 28 [2019-08-22 21:32:59,993 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,144 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-22 21:33:00,145 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.6 percent of original size [2019-08-22 21:33:00,188 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,189 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 17 treesize of output 39 [2019-08-22 21:33:00,190 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,312 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-22 21:33:00,313 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.2 percent of original size [2019-08-22 21:33:00,316 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_29|, |v_#memory_real_26|], 1=[|v_#memory_real_21|, |v_#memory_int_24|]} [2019-08-22 21:33:00,323 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:33:00,374 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,387 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-08-22 21:33:00,388 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,434 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,444 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2019-08-22 21:33:00,445 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,483 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,490 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 14 [2019-08-22 21:33:00,491 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,524 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,551 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,552 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 41 [2019-08-22 21:33:00,553 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,631 INFO L567 ElimStorePlain]: treesize reduction 12, result has 85.4 percent of original size [2019-08-22 21:33:00,635 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:33:00,641 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:33:00,641 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:136, output treesize:49 [2019-08-22 21:33:00,655 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:33:00,682 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:33:00,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:33:00,687 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:33:00,696 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_27|]} [2019-08-22 21:33:00,707 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 123 treesize of output 122 [2019-08-22 21:33:00,708 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,720 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 123 treesize of output 122 [2019-08-22 21:33:00,721 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,732 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 126 treesize of output 125 [2019-08-22 21:33:00,733 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,745 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 119 [2019-08-22 21:33:00,746 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:00,984 WARN L188 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-22 21:33:00,984 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:00,999 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 125 treesize of output 122 [2019-08-22 21:33:01,000 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,014 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 122 treesize of output 119 [2019-08-22 21:33:01,015 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,029 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 119 treesize of output 116 [2019-08-22 21:33:01,030 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,042 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 122 treesize of output 119 [2019-08-22 21:33:01,044 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,284 WARN L188 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-22 21:33:01,285 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:01,287 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_27|, |v_#memory_int_30|], 1=[|v_#memory_int_5|, |v_#memory_int_6|]} [2019-08-22 21:33:01,297 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 116 treesize of output 112 [2019-08-22 21:33:01,297 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,310 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 109 [2019-08-22 21:33:01,311 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,323 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 119 treesize of output 115 [2019-08-22 21:33:01,323 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,336 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 116 treesize of output 112 [2019-08-22 21:33:01,337 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,527 WARN L188 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-22 21:33:01,528 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:01,541 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 109 treesize of output 94 [2019-08-22 21:33:01,542 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,550 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 [2019-08-22 21:33:01,551 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,560 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 [2019-08-22 21:33:01,561 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,569 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 [2019-08-22 21:33:01,570 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,722 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-22 21:33:01,722 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:01,739 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2019-08-22 21:33:01,741 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,752 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 78 [2019-08-22 21:33:01,754 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,775 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 81 [2019-08-22 21:33:01,776 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,785 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 84 [2019-08-22 21:33:01,786 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:01,918 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-22 21:33:01,918 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:01,945 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 82 treesize of output 58 [2019-08-22 21:33:01,948 INFO L496 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:33:01,964 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 81 treesize of output 57 [2019-08-22 21:33:01,966 INFO L496 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:33:01,991 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 84 treesize of output 60 [2019-08-22 21:33:01,993 INFO L496 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:33:02,008 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 79 treesize of output 55 [2019-08-22 21:33:02,009 INFO L496 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:33:02,111 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-22 21:33:02,112 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:02,115 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-22 21:33:02,116 INFO L221 ElimStorePlain]: Needed 25 recursive calls to eliminate 8 variables, input treesize:493, output treesize:207 [2019-08-22 21:33:02,146 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_5, v_prenex_6], 1=[|v_old(#valid)_AFTER_CALL_3|, |v_old(#length)_AFTER_CALL_2|]} [2019-08-22 21:33:02,152 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 44 treesize of output 42 [2019-08-22 21:33:02,152 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:02,279 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-08-22 21:33:02,280 INFO L567 ElimStorePlain]: treesize reduction 15, result has 85.1 percent of original size [2019-08-22 21:33:02,286 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 33 treesize of output 31 [2019-08-22 21:33:02,287 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:02,334 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:02,344 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:02,344 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 56 [2019-08-22 21:33:02,345 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:02,384 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:02,395 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:02,396 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 46 [2019-08-22 21:33:02,397 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:33:02,437 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:33:02,439 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-08-22 21:33:02,439 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:106, output treesize:40 [2019-08-22 21:33:02,442 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:33:02,442 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:33:02,444 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 91#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (or (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= main_~res~0 main_~x~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))))) [2019-08-22 21:33:02,461 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:33:02,462 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:33:02,463 INFO L168 Benchmark]: Toolchain (without parser) took 4192.90 ms. Allocated memory was 142.1 MB in the beginning and 257.9 MB in the end (delta: 115.9 MB). Free memory was 89.3 MB in the beginning and 201.7 MB in the end (delta: -112.4 MB). Peak memory consumption was 114.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:33:02,464 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:33:02,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.06 ms. Allocated memory was 142.1 MB in the beginning and 202.4 MB in the end (delta: 60.3 MB). Free memory was 88.9 MB in the beginning and 179.3 MB in the end (delta: -90.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:33:02,466 INFO L168 Benchmark]: Boogie Preprocessor took 55.30 ms. Allocated memory is still 202.4 MB. Free memory was 179.3 MB in the beginning and 177.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:33:02,466 INFO L168 Benchmark]: RCFGBuilder took 487.28 ms. Allocated memory is still 202.4 MB. Free memory was 177.0 MB in the beginning and 156.8 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:33:02,467 INFO L168 Benchmark]: Symbolic Interpretation took 3162.57 ms. Allocated memory was 202.4 MB in the beginning and 257.9 MB in the end (delta: 55.6 MB). Free memory was 156.8 MB in the beginning and 201.7 MB in the end (delta: -44.8 MB). Peak memory consumption was 121.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:33:02,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 73]: 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 91#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (or (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= main_~res~0 main_~x~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 484.06 ms. Allocated memory was 142.1 MB in the beginning and 202.4 MB in the end (delta: 60.3 MB). Free memory was 88.9 MB in the beginning and 179.3 MB in the end (delta: -90.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.30 ms. Allocated memory is still 202.4 MB. Free memory was 179.3 MB in the beginning and 177.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 487.28 ms. Allocated memory is still 202.4 MB. Free memory was 177.0 MB in the beginning and 156.8 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3162.57 ms. Allocated memory was 202.4 MB in the beginning and 257.9 MB in the end (delta: 55.6 MB). Free memory was 156.8 MB in the beginning and 201.7 MB in the end (delta: -44.8 MB). Peak memory consumption was 121.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...