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_1232a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 02:57:24,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 02:57:24,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 02:57:24,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 02:57:24,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 02:57:24,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 02:57:24,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 02:57:24,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 02:57:24,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 02:57:24,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 02:57:24,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 02:57:24,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 02:57:24,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 02:57:24,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 02:57:24,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 02:57:24,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 02:57:24,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 02:57:24,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 02:57:24,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 02:57:24,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 02:57:24,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 02:57:24,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 02:57:24,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 02:57:24,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 02:57:24,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 02:57:24,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 02:57:24,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 02:57:24,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 02:57:24,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 02:57:24,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 02:57:24,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 02:57:24,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 02:57:24,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 02:57:24,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 02:57:24,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 02:57:24,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 02:57:24,322 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 [2019-08-31 02:57:24,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 02:57:24,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 02:57:24,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 02:57:24,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 02:57:24,338 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 02:57:24,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 02:57:24,338 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 02:57:24,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 02:57:24,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 02:57:24,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 02:57:24,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 02:57:24,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 02:57:24,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 02:57:24,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 02:57:24,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 02:57:24,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 02:57:24,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 02:57:24,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 02:57:24,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 02:57:24,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 02:57:24,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 02:57:24,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 02:57:24,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 02:57:24,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 02:57:24,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 02:57:24,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 02:57:24,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 02:57:24,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 02:57:24,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 02:57:24,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 02:57:24,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 02:57:24,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 02:57:24,387 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 02:57:24,388 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 02:57:24,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1232a.c [2019-08-31 02:57:24,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c8fac8b/ae30a9cda8074943ac05de1afe17c1d9/FLAG4d60b762e [2019-08-31 02:57:24,879 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 02:57:24,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1232a.c [2019-08-31 02:57:24,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c8fac8b/ae30a9cda8074943ac05de1afe17c1d9/FLAG4d60b762e [2019-08-31 02:57:25,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c8fac8b/ae30a9cda8074943ac05de1afe17c1d9 [2019-08-31 02:57:25,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 02:57:25,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 02:57:25,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 02:57:25,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 02:57:25,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 02:57:25,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e39ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25, skipping insertion in model container [2019-08-31 02:57:25,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,315 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 02:57:25,333 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 02:57:25,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:57:25,546 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 02:57:25,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:57:25,684 INFO L192 MainTranslator]: Completed translation [2019-08-31 02:57:25,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25 WrapperNode [2019-08-31 02:57:25,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 02:57:25,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 02:57:25,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 02:57:25,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 02:57:25,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (1/1) ... [2019-08-31 02:57:25,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 02:57:25,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 02:57:25,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 02:57:25,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 02:57:25,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:25" (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 [2019-08-31 02:57:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 02:57:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 02:57:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2019-08-31 02:57:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure fmin_float [2019-08-31 02:57:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-31 02:57:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 02:57:25,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 02:57:25,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-31 02:57:25,783 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2019-08-31 02:57:25,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 02:57:25,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-31 02:57:25,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 02:57:25,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 02:57:25,784 INFO L130 BoogieDeclarations]: Found specification of procedure fmin_float [2019-08-31 02:57:25,784 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-31 02:57:25,784 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 02:57:25,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 02:57:25,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 02:57:25,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-31 02:57:25,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 02:57:26,145 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 02:57:26,146 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-31 02:57:26,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:57:26 BoogieIcfgContainer [2019-08-31 02:57:26,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 02:57:26,147 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 02:57:26,148 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 02:57:26,148 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 02:57:26,149 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:57:26" (1/1) ... [2019-08-31 02:57:26,189 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 02:57:26,189 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 02:57:26,197 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 02:57:26,206 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 02:57:26,207 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 02:57:26,306 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 [2019-08-31 02:57:26,306 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,329 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,329 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,330 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 02:57:26,344 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-08-31 02:57:26,381 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_22|]} [2019-08-31 02:57:26,392 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 [2019-08-31 02:57:26,393 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,445 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,457 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 [2019-08-31 02:57:26,458 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,488 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,491 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_19|, |v_#memory_real_17|], 1=[|v_#memory_int_8|]} [2019-08-31 02:57:26,499 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 [2019-08-31 02:57:26,500 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,526 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,534 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 [2019-08-31 02:57:26,535 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,564 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,576 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 3 [2019-08-31 02:57:26,577 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,593 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,595 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. [2019-08-31 02:57:26,596 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:26,616 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_23|]} [2019-08-31 02:57:26,626 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 [2019-08-31 02:57:26,627 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,667 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,689 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 [2019-08-31 02:57:26,690 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,721 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,725 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_18|, |v_#memory_int_20|], 1=[|v_#memory_int_8|]} [2019-08-31 02:57:26,741 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 [2019-08-31 02:57:26,742 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,771 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,780 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 [2019-08-31 02:57:26,780 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,805 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,816 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 3 [2019-08-31 02:57:26,817 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:26,834 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:26,836 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. [2019-08-31 02:57:26,838 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:27,166 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 50 treesize of output 48 [2019-08-31 02:57:27,167 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:27,183 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 50 treesize of output 48 [2019-08-31 02:57:27,184 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:27,200 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 56 treesize of output 54 [2019-08-31 02:57:27,201 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:27,216 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 53 treesize of output 51 [2019-08-31 02:57:27,217 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:27,233 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 56 treesize of output 54 [2019-08-31 02:57:27,234 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:28,698 WARN L188 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2019-08-31 02:57:28,699 INFO L567 ElimStorePlain]: treesize reduction 180, result has 82.6 percent of original size [2019-08-31 02:57:28,724 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 [2019-08-31 02:57:28,725 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:28,736 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 [2019-08-31 02:57:28,736 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:28,770 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 [2019-08-31 02:57:28,771 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:28,786 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 [2019-08-31 02:57:28,787 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:28,799 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 [2019-08-31 02:57:28,800 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:29,455 WARN L188 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 02:57:29,456 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:29,477 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 39 treesize of output 37 [2019-08-31 02:57:29,477 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:29,496 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 39 treesize of output 37 [2019-08-31 02:57:29,497 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:29,507 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 39 treesize of output 37 [2019-08-31 02:57:29,508 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:29,518 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 39 treesize of output 37 [2019-08-31 02:57:29,519 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:29,529 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 39 treesize of output 37 [2019-08-31 02:57:29,530 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,105 WARN L188 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-31 02:57:30,106 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:30,133 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 [2019-08-31 02:57:30,134 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,161 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 [2019-08-31 02:57:30,162 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,181 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 [2019-08-31 02:57:30,182 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,194 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 [2019-08-31 02:57:30,196 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,207 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 [2019-08-31 02:57:30,208 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,786 WARN L188 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-31 02:57:30,787 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:30,820 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 39 treesize of output 37 [2019-08-31 02:57:30,821 INFO L496 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,832 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 39 treesize of output 37 [2019-08-31 02:57:30,833 INFO L496 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,842 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 39 treesize of output 37 [2019-08-31 02:57:30,843 INFO L496 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,853 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 39 treesize of output 37 [2019-08-31 02:57:30,853 INFO L496 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:30,863 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 39 treesize of output 37 [2019-08-31 02:57:30,864 INFO L496 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:31,433 WARN L188 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-31 02:57:31,433 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:31,448 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 39 treesize of output 37 [2019-08-31 02:57:31,449 INFO L496 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:31,458 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 39 treesize of output 37 [2019-08-31 02:57:31,458 INFO L496 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:31,480 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 39 treesize of output 37 [2019-08-31 02:57:31,481 INFO L496 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:31,491 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 39 treesize of output 37 [2019-08-31 02:57:31,491 INFO L496 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:31,504 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 39 treesize of output 37 [2019-08-31 02:57:31,505 INFO L496 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,086 WARN L188 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-31 02:57:32,087 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:32,105 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 [2019-08-31 02:57:32,106 INFO L496 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,113 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 [2019-08-31 02:57:32,114 INFO L496 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,121 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 [2019-08-31 02:57:32,122 INFO L496 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,130 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 [2019-08-31 02:57:32,131 INFO L496 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,142 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 [2019-08-31 02:57:32,143 INFO L496 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,669 WARN L188 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-31 02:57:32,670 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:32,680 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 39 treesize of output 37 [2019-08-31 02:57:32,681 INFO L496 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,688 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 39 treesize of output 37 [2019-08-31 02:57:32,689 INFO L496 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,698 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 39 treesize of output 37 [2019-08-31 02:57:32,699 INFO L496 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,708 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 39 treesize of output 37 [2019-08-31 02:57:32,709 INFO L496 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:32,742 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 39 treesize of output 37 [2019-08-31 02:57:32,743 INFO L496 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:33,297 WARN L188 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-08-31 02:57:33,298 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:33,302 INFO L496 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 8 dim-1 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2019-08-31 02:57:33,302 INFO L221 ElimStorePlain]: Needed 41 recursive calls to eliminate 17 variables, input treesize:1061, output treesize:136 [2019-08-31 02:57:33,361 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 1=[|v_#valid_24|]} [2019-08-31 02:57:33,366 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 [2019-08-31 02:57:33,366 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:33,391 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:33,398 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 [2019-08-31 02:57:33,398 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:33,420 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:33,422 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_19|, |v_#memory_int_21|], 1=[|v_#memory_int_18|]} [2019-08-31 02:57:33,427 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 [2019-08-31 02:57:33,428 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:33,448 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:33,452 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 [2019-08-31 02:57:33,452 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:33,470 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:33,473 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 3 [2019-08-31 02:57:33,474 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:33,483 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:33,485 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. [2019-08-31 02:57:33,485 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:33,502 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 02:57:33,502 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 02:57:33,504 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 130#(or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (exists ((|v___signbit_float_~#gf_u~1.base_3| Int)) (and (= 4 (select |#length| |v___signbit_float_~#gf_u~1.base_3|)) (= 0 |#NULL.base|) (< |v___signbit_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= 0 (select |#valid| |v___signbit_float_~#gf_u~1.base_3|)) (<= |#NULL.base| 0) (not (= |v___signbit_float_~#gf_u~1.base_3| 0)) (= main_~x~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))) [2019-08-31 02:57:33,529 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 02:57:33,529 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 02:57:33,530 INFO L168 Benchmark]: Toolchain (without parser) took 8231.95 ms. Allocated memory was 139.5 MB in the beginning and 350.2 MB in the end (delta: 210.8 MB). Free memory was 85.6 MB in the beginning and 290.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:33,531 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 02:57:33,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.71 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.4 MB in the beginning and 175.9 MB in the end (delta: -90.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:33,532 INFO L168 Benchmark]: Boogie Preprocessor took 37.75 ms. Allocated memory is still 198.7 MB. Free memory was 175.9 MB in the beginning and 174.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:33,532 INFO L168 Benchmark]: RCFGBuilder took 423.43 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 154.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:33,533 INFO L168 Benchmark]: Sifa took 7381.58 ms. Allocated memory was 198.7 MB in the beginning and 350.2 MB in the end (delta: 151.5 MB). Free memory was 154.9 MB in the beginning and 290.3 MB in the end (delta: -135.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:33,535 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 385.71 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.4 MB in the beginning and 175.9 MB in the end (delta: -90.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.75 ms. Allocated memory is still 198.7 MB. Free memory was 175.9 MB in the beginning and 174.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 423.43 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 154.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. * Sifa took 7381.58 ms. Allocated memory was 198.7 MB in the beginning and 350.2 MB in the end (delta: 151.5 MB). Free memory was 154.9 MB in the beginning and 290.3 MB in the end (delta: -135.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 7.3s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 55 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 46 TOOLS_POST_APPLICATIONS, 0.7s TOOLS_POST_TIME, 6 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 5 TOOLS_POST_RETURN_APPLICATIONS, 6.3s TOOLS_POST_RETURN_TIME, 7.0s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 57 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 17 DOMAIN_JOIN_APPLICATIONS, 0.2s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 2 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 12 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 2 LOOP_SUMMARIZER_APPLICATIONS, 2 LOOP_SUMMARIZER_CACHE_MISSES, 0.2s LOOP_SUMMARIZER_OVERALL_TIME, 0.2s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 2 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 5 CALL_SUMMARIZER_APPLICATIONS, 4 CALL_SUMMARIZER_CACHE_MISSES, 7.2s CALL_SUMMARIZER_OVERALL_TIME, 7.2s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 134 DAG_COMPRESSION_PROCESSED_NODES, 70 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 70]: 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 130#(or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (exists ((|v___signbit_float_~#gf_u~1.base_3| Int)) (and (= 4 (select |#length| |v___signbit_float_~#gf_u~1.base_3|)) (= 0 |#NULL.base|) (< |v___signbit_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= 0 (select |#valid| |v___signbit_float_~#gf_u~1.base_3|)) (<= |#NULL.base| 0) (not (= |v___signbit_float_~#gf_u~1.base_3| 0)) (= main_~x~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...