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_1072a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:40:34,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:40:34,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:40:34,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:40:34,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:40:34,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:40:34,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:40:34,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:40:34,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:40:34,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:40:34,308 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:40:34,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:40:34,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:40:34,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:40:34,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:40:34,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:40:34,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:40:34,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:40:34,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:40:34,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:40:34,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:40:34,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:40:34,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:40:34,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:40:34,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:40:34,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:40:34,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:40:34,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:40:34,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:40:34,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:40:34,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:40:34,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:40:34,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:40:34,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:40:34,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:40:34,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:40:34,333 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 21:40:34,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:40:34,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:40:34,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:40:34,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:40:34,349 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:40:34,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:40:34,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:40:34,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:40:34,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:40:34,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:40:34,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:40:34,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:40:34,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:40:34,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:40:34,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:40:34,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:40:34,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:40:34,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:40:34,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:40:34,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:40:34,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:40:34,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:40:34,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:40:34,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:40:34,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:40:34,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:40:34,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:40:34,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:40:34,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:40:34,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:40:34,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:40:34,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:40:34,403 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:40:34,403 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:40:34,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072a.c [2019-08-22 21:40:34,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d760eb7d2/8713e2a587204a378319d66430ecc054/FLAGf04c4157f [2019-08-22 21:40:34,987 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:40:34,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1072a.c [2019-08-22 21:40:34,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d760eb7d2/8713e2a587204a378319d66430ecc054/FLAGf04c4157f [2019-08-22 21:40:35,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d760eb7d2/8713e2a587204a378319d66430ecc054 [2019-08-22 21:40:35,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:40:35,340 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:40:35,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:40:35,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:40:35,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:40:35,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176c89c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35, skipping insertion in model container [2019-08-22 21:40:35,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,357 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:40:35,375 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:40:35,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:40:35,583 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:40:35,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:40:35,771 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:40:35,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35 WrapperNode [2019-08-22 21:40:35,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:40:35,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:40:35,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:40:35,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:40:35,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:40:35,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:40:35,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:40:35,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:40:35,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (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 21:40:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:40:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:40:35,914 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_float [2019-08-22 21:40:35,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-22 21:40:35,916 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:40:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:40:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_float [2019-08-22 21:40:35,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:40:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:40:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:40:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:40:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:40:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:40:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-22 21:40:35,920 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:40:35,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:40:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:40:36,446 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:40:36,447 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-22 21:40:36,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:40:36 BoogieIcfgContainer [2019-08-22 21:40:36,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:40:36,449 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:40:36,449 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:40:36,450 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:40:36,451 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:40:36" (1/1) ... [2019-08-22 21:40:36,469 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:40:36,472 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:40:36,485 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:40:36,494 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:40:36,495 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:40:36,576 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 21:40:36,577 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,601 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:36,602 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,603 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:40:36,630 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:40:36,664 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:40:36,697 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_24|]} [2019-08-22 21:40:36,719 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 [2019-08-22 21:40:36,723 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,746 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 [2019-08-22 21:40:36,747 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,890 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-22 21:40:36,891 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:36,915 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 [2019-08-22 21:40:36,917 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,939 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 [2019-08-22 21:40:36,941 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,063 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-22 21:40:37,063 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,069 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_21|, |v_#memory_int_21|], 1=[|v_#memory_int_14|]} [2019-08-22 21:40:37,085 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 [2019-08-22 21:40:37,086 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,106 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 [2019-08-22 21:40:37,107 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,196 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,210 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 [2019-08-22 21:40:37,211 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,221 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 [2019-08-22 21:40:37,222 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,298 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,314 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 [2019-08-22 21:40:37,316 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:37,329 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 [2019-08-22 21:40:37,331 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:37,400 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,404 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. [2019-08-22 21:40:37,404 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-22 21:40:37,468 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_16|], 15=[|v_#valid_25|]} [2019-08-22 21:40:37,509 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,510 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 [2019-08-22 21:40:37,512 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,549 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,550 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 [2019-08-22 21:40:37,551 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,590 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,590 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 [2019-08-22 21:40:37,592 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,629 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,629 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 126 treesize of output 142 [2019-08-22 21:40:37,631 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,386 WARN L188 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 135 [2019-08-22 21:40:38,387 INFO L567 ElimStorePlain]: treesize reduction 80, result has 85.4 percent of original size [2019-08-22 21:40:38,434 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,435 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 [2019-08-22 21:40:38,437 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,488 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,489 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 [2019-08-22 21:40:38,490 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,533 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,534 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 [2019-08-22 21:40:38,535 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,591 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,592 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 [2019-08-22 21:40:38,593 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,212 WARN L188 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2019-08-22 21:40:39,213 INFO L567 ElimStorePlain]: treesize reduction 56, result has 88.8 percent of original size [2019-08-22 21:40:39,215 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_22|, |v_#memory_int_22|], 1=[|v_#memory_real_20|]} [2019-08-22 21:40:39,228 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 [2019-08-22 21:40:39,229 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,245 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 108 treesize of output 93 [2019-08-22 21:40:39,246 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,261 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 [2019-08-22 21:40:39,261 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,276 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 [2019-08-22 21:40:39,276 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,505 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-22 21:40:39,506 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,532 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 [2019-08-22 21:40:39,532 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,553 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 [2019-08-22 21:40:39,554 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,573 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 [2019-08-22 21:40:39,574 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,588 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 [2019-08-22 21:40:39,589 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,840 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-22 21:40:39,841 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,861 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 [2019-08-22 21:40:39,862 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,877 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 [2019-08-22 21:40:39,877 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,909 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 [2019-08-22 21:40:39,909 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,936 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 [2019-08-22 21:40:39,937 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,160 WARN L188 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-22 21:40:40,161 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,167 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. [2019-08-22 21:40:40,168 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:495, output treesize:251 [2019-08-22 21:40:40,186 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_17|], 15=[|v_#valid_26|]} [2019-08-22 21:40:40,221 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,221 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 [2019-08-22 21:40:40,222 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,260 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,260 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 [2019-08-22 21:40:40,261 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,304 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,305 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 [2019-08-22 21:40:40,306 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,335 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,336 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 [2019-08-22 21:40:40,337 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,995 WARN L188 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-08-22 21:40:40,996 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.6 percent of original size [2019-08-22 21:40:41,063 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:41,063 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 [2019-08-22 21:40:41,064 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,111 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:41,112 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 [2019-08-22 21:40:41,113 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,154 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:41,155 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 [2019-08-22 21:40:41,157 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,199 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:41,200 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 [2019-08-22 21:40:41,202 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,795 WARN L188 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 135 [2019-08-22 21:40:41,796 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.1 percent of original size [2019-08-22 21:40:41,798 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_23|, |v_#memory_int_23|], 1=[|v_#memory_real_16|]} [2019-08-22 21:40:41,821 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 [2019-08-22 21:40:41,822 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,835 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 21:40:41,835 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,850 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 [2019-08-22 21:40:41,851 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,878 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 21:40:41,879 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,191 WARN L188 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-22 21:40:42,192 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,215 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 [2019-08-22 21:40:42,216 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,237 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 [2019-08-22 21:40:42,237 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,257 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 [2019-08-22 21:40:42,258 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,277 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 [2019-08-22 21:40:42,278 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,634 WARN L188 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-22 21:40:42,635 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,660 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 [2019-08-22 21:40:42,662 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,685 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 [2019-08-22 21:40:42,686 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,713 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 [2019-08-22 21:40:42,714 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,738 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 [2019-08-22 21:40:42,742 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,008 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-22 21:40:43,009 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,014 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. [2019-08-22 21:40:43,014 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:487, output treesize:267 [2019-08-22 21:40:43,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:40:43,045 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_27|]} [2019-08-22 21:40:43,054 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 [2019-08-22 21:40:43,055 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,064 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 [2019-08-22 21:40:43,065 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,143 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,155 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 [2019-08-22 21:40:43,156 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,168 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 [2019-08-22 21:40:43,168 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,246 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,248 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_24|], 1=[|v_#memory_int_4|]} [2019-08-22 21:40:43,257 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 [2019-08-22 21:40:43,257 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,266 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 [2019-08-22 21:40:43,267 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,333 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,340 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 [2019-08-22 21:40:43,341 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,361 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 [2019-08-22 21:40:43,362 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,421 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,429 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 [2019-08-22 21:40:43,430 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:43,438 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 [2019-08-22 21:40:43,439 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:43,487 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,489 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. [2019-08-22 21:40:43,490 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-22 21:40:43,512 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:40:43,512 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:40:43,514 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 203#(exists ((v_prenex_27 Int) (v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 4 (select |#length| v_prenex_27)) (= 0 (select |#valid| v_prenex_27)) (< v_prenex_27 |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (not (= 0 v_prenex_27)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 4 (select |#length| v_prenex_26))))) [2019-08-22 21:40:43,525 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:40:43,525 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:40:43,527 INFO L168 Benchmark]: Toolchain (without parser) took 8187.09 ms. Allocated memory was 134.2 MB in the beginning and 304.6 MB in the end (delta: 170.4 MB). Free memory was 90.7 MB in the beginning and 201.6 MB in the end (delta: -110.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,528 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.74 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 90.5 MB in the beginning and 175.2 MB in the end (delta: -84.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,529 INFO L168 Benchmark]: Boogie Preprocessor took 63.73 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 173.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,530 INFO L168 Benchmark]: RCFGBuilder took 611.31 ms. Allocated memory is still 199.2 MB. Free memory was 173.4 MB in the beginning and 154.7 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,530 INFO L168 Benchmark]: Symbolic Interpretation took 7076.41 ms. Allocated memory was 199.2 MB in the beginning and 304.6 MB in the end (delta: 105.4 MB). Free memory was 154.7 MB in the beginning and 201.6 MB in the end (delta: -47.0 MB). Peak memory consumption was 173.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,534 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 203#(exists ((v_prenex_27 Int) (v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 4 (select |#length| v_prenex_27)) (= 0 (select |#valid| v_prenex_27)) (< v_prenex_27 |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (not (= 0 v_prenex_27)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 4 (select |#length| v_prenex_26))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 431.74 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 90.5 MB in the beginning and 175.2 MB in the end (delta: -84.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.73 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 173.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 611.31 ms. Allocated memory is still 199.2 MB. Free memory was 173.4 MB in the beginning and 154.7 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7076.41 ms. Allocated memory was 199.2 MB in the beginning and 304.6 MB in the end (delta: 105.4 MB). Free memory was 154.7 MB in the beginning and 201.6 MB in the end (delta: -47.0 MB). Peak memory consumption was 173.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...