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_1252a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 02:57:37,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 02:57:37,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 02:57:37,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 02:57:37,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 02:57:37,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 02:57:37,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 02:57:37,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 02:57:37,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 02:57:37,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 02:57:37,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 02:57:37,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 02:57:37,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 02:57:37,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 02:57:37,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 02:57:37,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 02:57:37,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 02:57:37,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 02:57:37,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 02:57:37,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 02:57:37,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 02:57:37,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 02:57:37,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 02:57:37,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 02:57:37,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 02:57:37,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 02:57:37,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 02:57:37,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 02:57:37,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 02:57:37,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 02:57:37,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 02:57:37,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 02:57:37,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 02:57:37,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 02:57:37,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 02:57:37,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 02:57:37,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 02:57:37,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 02:57:37,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 02:57:37,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 02:57:37,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 02:57:37,371 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 02:57:37,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 02:57:37,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 02:57:37,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 02:57:37,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 02:57:37,387 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 02:57:37,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 02:57:37,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 02:57:37,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 02:57:37,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 02:57:37,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 02:57:37,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 02:57:37,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 02:57:37,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 02:57:37,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 02:57:37,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 02:57:37,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 02:57:37,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 02:57:37,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 02:57:37,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 02:57:37,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 02:57:37,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 02:57:37,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 02:57:37,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 02:57:37,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 02:57:37,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 02:57:37,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 02:57:37,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 02:57:37,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 02:57:37,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 02:57:37,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 02:57:37,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 02:57:37,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 02:57:37,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 02:57:37,446 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 02:57:37,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1252a.c [2019-08-31 02:57:37,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0839d8d0/b49ae046704c4e49a4b67a6ffb49c060/FLAG7b79ce45d [2019-08-31 02:57:38,028 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 02:57:38,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1252a.c [2019-08-31 02:57:38,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0839d8d0/b49ae046704c4e49a4b67a6ffb49c060/FLAG7b79ce45d [2019-08-31 02:57:38,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0839d8d0/b49ae046704c4e49a4b67a6ffb49c060 [2019-08-31 02:57:38,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 02:57:38,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 02:57:38,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 02:57:38,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 02:57:38,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 02:57:38,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217d2094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38, skipping insertion in model container [2019-08-31 02:57:38,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,440 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 02:57:38,458 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 02:57:38,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:57:38,622 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 02:57:38,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:57:38,760 INFO L192 MainTranslator]: Completed translation [2019-08-31 02:57:38,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38 WrapperNode [2019-08-31 02:57:38,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 02:57:38,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 02:57:38,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 02:57:38,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 02:57:38,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (1/1) ... [2019-08-31 02:57:38,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 02:57:38,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 02:57:38,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 02:57:38,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 02:57:38,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:57:38" (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 02:57:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 02:57:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 02:57:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2019-08-31 02:57:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fmax_float [2019-08-31 02:57:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-31 02:57:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 02:57:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 02:57:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2019-08-31 02:57:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 02:57:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-31 02:57:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 02:57:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 02:57:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure fmax_float [2019-08-31 02:57:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-31 02:57:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 02:57:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 02:57:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 02:57:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 02:57:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-31 02:57:39,213 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 02:57:39,213 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-31 02:57:39,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:57:39 BoogieIcfgContainer [2019-08-31 02:57:39,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 02:57:39,215 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 02:57:39,215 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 02:57:39,216 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 02:57:39,217 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:57:39" (1/1) ... [2019-08-31 02:57:39,254 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 02:57:39,254 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 02:57:39,262 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 02:57:39,270 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 02:57:39,272 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 02:57:39,373 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 02:57:39,374 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,402 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,402 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,403 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 02:57:39,418 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-08-31 02:57:39,475 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_22|]} [2019-08-31 02:57:39,493 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 02:57:39,494 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,540 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,551 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 02:57:39,552 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,589 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,592 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_19|, |v_#memory_real_17|], 1=[|v_#memory_int_12|]} [2019-08-31 02:57:39,602 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 02:57:39,602 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,637 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,648 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 02:57:39,649 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,679 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,692 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 02:57:39,692 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,713 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,715 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 02:57:39,716 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:39,744 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_23|]} [2019-08-31 02:57:39,753 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 02:57:39,754 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,800 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,825 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 02:57:39,825 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,857 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,860 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_18|, |v_#memory_int_20|], 1=[|v_#memory_int_12|]} [2019-08-31 02:57:39,869 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 02:57:39,870 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,901 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,909 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 02:57:39,910 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,933 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,940 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 02:57:39,941 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:39,956 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:39,959 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 02:57:39,959 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:40,207 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 50 treesize of output 48 [2019-08-31 02:57:40,208 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:40,223 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 02:57:40,224 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:40,239 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 02:57:40,240 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:40,256 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 02:57:40,257 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:40,271 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 02:57:40,272 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:41,782 WARN L188 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 121 DAG size of output: 118 [2019-08-31 02:57:41,783 INFO L567 ElimStorePlain]: treesize reduction 156, result has 84.6 percent of original size [2019-08-31 02:57:41,800 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 02:57:41,801 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:41,814 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 02:57:41,815 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:41,841 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 02:57:41,842 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:41,854 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 02:57:41,855 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:41,866 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 02:57:41,867 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:42,497 WARN L188 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 02:57:42,498 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:42,523 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 02:57:42,523 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:42,540 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 02:57:42,541 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:42,556 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 02:57:42,557 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:42,568 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 02:57:42,568 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:42,579 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 02:57:42,580 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,165 WARN L188 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-31 02:57:43,166 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:43,179 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 02:57:43,180 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,193 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 02:57:43,194 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,223 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 02:57:43,224 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,233 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 39 treesize of output 37 [2019-08-31 02:57:43,234 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,245 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 02:57:43,246 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,848 WARN L188 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-31 02:57:43,848 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:43,864 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 02:57:43,865 INFO L496 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,897 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 02:57:43,898 INFO L496 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,908 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 02:57:43,908 INFO L496 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,919 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 02:57:43,919 INFO L496 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:43,930 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 02:57:43,931 INFO L496 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:44,526 WARN L188 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-31 02:57:44,526 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:44,556 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 02:57:44,557 INFO L496 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:44,572 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 02:57:44,573 INFO L496 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:44,582 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 02:57:44,583 INFO L496 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:44,593 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 02:57:44,594 INFO L496 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:44,602 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 02:57:44,603 INFO L496 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,151 WARN L188 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-31 02:57:45,151 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:45,159 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 02:57:45,160 INFO L496 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,175 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 02:57:45,176 INFO L496 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,186 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 02:57:45,186 INFO L496 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,195 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 02:57:45,196 INFO L496 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,205 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 02:57:45,206 INFO L496 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,735 WARN L188 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-31 02:57:45,735 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:45,761 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 02:57:45,762 INFO L496 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,770 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 39 treesize of output 37 [2019-08-31 02:57:45,771 INFO L496 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,780 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 02:57:45,780 INFO L496 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,790 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 02:57:45,792 INFO L496 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:45,801 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 02:57:45,803 INFO L496 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,312 WARN L188 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-08-31 02:57:46,313 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,317 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 02:57:46,317 INFO L221 ElimStorePlain]: Needed 41 recursive calls to eliminate 17 variables, input treesize:1037, output treesize:136 [2019-08-31 02:57:46,384 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 1=[|v_#valid_24|]} [2019-08-31 02:57:46,390 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 02:57:46,390 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,412 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,418 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 02:57:46,418 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,437 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,439 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_19|, |v_#memory_int_21|], 1=[|v_#memory_int_18|]} [2019-08-31 02:57:46,444 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 02:57:46,445 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,471 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,477 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 02:57:46,477 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,493 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,500 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 02:57:46,500 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,511 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,512 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 02:57:46,513 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:46,519 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_25|]} [2019-08-31 02:57:46,524 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 02:57:46,524 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,553 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,558 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 02:57:46,559 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,582 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,583 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_22|], 1=[|v_#memory_int_18|]} [2019-08-31 02:57:46,588 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 11 treesize of output 7 [2019-08-31 02:57:46,589 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,608 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,612 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 02:57:46,612 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,632 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,636 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 02:57:46,637 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:57:46,648 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:57:46,649 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 02:57:46,650 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-31 02:57:46,670 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 02:57:46,671 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 02:57:46,672 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 123#(exists ((v_prenex_20 Int)) (or (and (= 4 (select |#length| v_prenex_20)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~y~0 0.0) (<= 0 |#NULL.base|) (< v_prenex_20 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_20)) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (not (= v_prenex_20 0))) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~y~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))) [2019-08-31 02:57:46,689 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 02:57:46,690 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 02:57:46,691 INFO L168 Benchmark]: Toolchain (without parser) took 8267.79 ms. Allocated memory was 134.7 MB in the beginning and 321.9 MB in the end (delta: 187.2 MB). Free memory was 90.8 MB in the beginning and 160.1 MB in the end (delta: -69.2 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:46,692 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 02:57:46,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.03 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 90.6 MB in the beginning and 176.8 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:46,693 INFO L168 Benchmark]: Boogie Preprocessor took 41.71 ms. Allocated memory is still 201.3 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:46,694 INFO L168 Benchmark]: RCFGBuilder took 411.18 ms. Allocated memory is still 201.3 MB. Free memory was 175.0 MB in the beginning and 155.6 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:46,694 INFO L168 Benchmark]: Sifa took 7474.60 ms. Allocated memory was 201.3 MB in the beginning and 321.9 MB in the end (delta: 120.6 MB). Free memory was 155.6 MB in the beginning and 160.1 MB in the end (delta: -4.4 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. [2019-08-31 02:57:46,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 337.03 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 90.6 MB in the beginning and 176.8 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.71 ms. Allocated memory is still 201.3 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 411.18 ms. Allocated memory is still 201.3 MB. Free memory was 175.0 MB in the beginning and 155.6 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Sifa took 7474.60 ms. Allocated memory was 201.3 MB in the beginning and 321.9 MB in the end (delta: 120.6 MB). Free memory was 155.6 MB in the beginning and 160.1 MB in the end (delta: -4.4 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 7.4s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 51 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 43 TOOLS_POST_APPLICATIONS, 0.9s TOOLS_POST_TIME, 6 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 5 TOOLS_POST_RETURN_APPLICATIONS, 6.2s TOOLS_POST_RETURN_TIME, 7.2s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 53 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 16 DOMAIN_JOIN_APPLICATIONS, 0.1s 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, 11 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 2 LOOP_SUMMARIZER_APPLICATIONS, 2 LOOP_SUMMARIZER_CACHE_MISSES, 0.4s LOOP_SUMMARIZER_OVERALL_TIME, 0.4s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 2 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 5 CALL_SUMMARIZER_APPLICATIONS, 4 CALL_SUMMARIZER_CACHE_MISSES, 7.3s CALL_SUMMARIZER_OVERALL_TIME, 7.3s 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, 142 DAG_COMPRESSION_PROCESSED_NODES, 69 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 79]: 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 123#(exists ((v_prenex_20 Int)) (or (and (= 4 (select |#length| v_prenex_20)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~y~0 0.0) (<= 0 |#NULL.base|) (< v_prenex_20 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_20)) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (not (= v_prenex_20 0))) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~y~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...