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_1072b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:46:15,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:46:15,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:46:15,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:46:15,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:46:15,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:46:15,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:46:15,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:46:15,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:46:15,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:46:15,584 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:46:15,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:46:15,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:46:15,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:46:15,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:46:15,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:46:15,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:46:15,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:46:15,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:46:15,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:46:15,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:46:15,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:46:15,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:46:15,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:46:15,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:46:15,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:46:15,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:46:15,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:46:15,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:46:15,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:46:15,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:46:15,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:46:15,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:46:15,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:46:15,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:46:15,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:46:15,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 06:46:15,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:46:15,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:46:15,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:46:15,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:46:15,653 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:46:15,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:46:15,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:46:15,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:46:15,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:46:15,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:46:15,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:46:15,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:46:15,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:46:15,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:46:15,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:46:15,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:46:15,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:46:15,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:46:15,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:46:15,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:46:15,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:46:15,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:46:15,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:46:15,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:46:15,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:46:15,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:46:15,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:46:15,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:46:15,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:46:15,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:46:15,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:46:15,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:46:15,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:46:15,742 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:46:15,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072b.c [2019-08-18 06:46:15,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ff202ca/c60fe358a1dd423fa94f971d5e13ea9d/FLAG8bce35d8e [2019-08-18 06:46:16,290 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:46:16,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1072b.c [2019-08-18 06:46:16,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ff202ca/c60fe358a1dd423fa94f971d5e13ea9d/FLAG8bce35d8e [2019-08-18 06:46:16,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ff202ca/c60fe358a1dd423fa94f971d5e13ea9d [2019-08-18 06:46:16,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:46:16,630 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:46:16,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:46:16,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:46:16,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:46:16,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:16,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a744d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16, skipping insertion in model container [2019-08-18 06:46:16,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:16,650 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:46:16,672 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:46:16,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:46:16,857 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:46:16,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:46:16,996 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:46:16,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16 WrapperNode [2019-08-18 06:46:16,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:46:16,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:46:16,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:46:16,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:46:17,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... [2019-08-18 06:46:17,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:46:17,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:46:17,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:46:17,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:46:17,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:46:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:46:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:46:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_float [2019-08-18 06:46:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-18 06:46:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:46:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:46:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_float [2019-08-18 06:46:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:46:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:46:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:46:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:46:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:46:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:46:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-18 06:46:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:46:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:46:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:46:17,428 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:46:17,428 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-18 06:46:17,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:17 BoogieIcfgContainer [2019-08-18 06:46:17,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:46:17,430 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:46:17,430 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:46:17,431 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:46:17,432 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:17" (1/1) ... [2019-08-18 06:46:17,449 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:46:17,451 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:46:17,459 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:46:17,466 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:46:17,468 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:46:17,555 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-18 06:46:17,555 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:17,584 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:17,585 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:46:17,585 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:46:17,600 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-18 06:46:17,630 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:46:17,659 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_24|]} [2019-08-18 06:46:17,688 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 86 [2019-08-18 06:46:17,689 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:17,716 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 89 [2019-08-18 06:46:17,717 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:17,836 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-18 06:46:17,837 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:17,854 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 86 [2019-08-18 06:46:17,856 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:17,870 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 83 [2019-08-18 06:46:17,872 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:17,969 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:17,972 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_21|, |v_#memory_int_21|], 1=[|v_#memory_int_14|]} [2019-08-18 06:46:17,989 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2019-08-18 06:46:17,990 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,001 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2019-08-18 06:46:18,002 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,080 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,090 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 64 [2019-08-18 06:46:18,091 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,099 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 61 [2019-08-18 06:46:18,100 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,175 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,187 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 38 [2019-08-18 06:46:18,189 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:18,198 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 41 [2019-08-18 06:46:18,200 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:18,255 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,258 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:46:18,259 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:46:18,314 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_16|], 15=[|v_#valid_25|]} [2019-08-18 06:46:18,374 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,375 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 134 [2019-08-18 06:46:18,376 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,412 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,413 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 123 treesize of output 139 [2019-08-18 06:46:18,414 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,450 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,451 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 136 [2019-08-18 06:46:18,452 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:18,489 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:18,490 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 137 [2019-08-18 06:46:18,491 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,179 WARN L188 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 135 [2019-08-18 06:46:19,180 INFO L567 ElimStorePlain]: treesize reduction 68, result has 87.3 percent of original size [2019-08-18 06:46:19,219 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,219 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 138 [2019-08-18 06:46:19,221 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,264 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,265 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 136 [2019-08-18 06:46:19,266 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,315 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,316 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 141 [2019-08-18 06:46:19,318 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,354 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:19,355 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 139 [2019-08-18 06:46:19,356 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:19,948 WARN L188 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2019-08-18 06:46:19,949 INFO L567 ElimStorePlain]: treesize reduction 56, result has 88.8 percent of original size [2019-08-18 06:46:19,959 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_22|, |v_#memory_int_22|], 1=[|v_#memory_real_20|]} [2019-08-18 06:46:19,979 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 95 [2019-08-18 06:46:19,980 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,012 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 93 [2019-08-18 06:46:20,012 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,024 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 96 [2019-08-18 06:46:20,025 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,037 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 98 [2019-08-18 06:46:20,037 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,251 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-18 06:46:20,252 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,266 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 91 [2019-08-18 06:46:20,267 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,284 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 92 [2019-08-18 06:46:20,285 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,302 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2019-08-18 06:46:20,302 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,318 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2019-08-18 06:46:20,319 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,535 WARN L188 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-18 06:46:20,536 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,566 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 73 [2019-08-18 06:46:20,567 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,585 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 70 [2019-08-18 06:46:20,587 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,603 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 75 [2019-08-18 06:46:20,604 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,623 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 72 [2019-08-18 06:46:20,624 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,795 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 06:46:20,796 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,803 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 4 xjuncts. [2019-08-18 06:46:20,803 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:483, output treesize:251 [2019-08-18 06:46:20,829 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_17|], 15=[|v_#valid_26|]} [2019-08-18 06:46:20,858 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,858 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 135 [2019-08-18 06:46:20,859 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,894 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,895 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 138 [2019-08-18 06:46:20,896 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,949 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,950 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 137 [2019-08-18 06:46:20,951 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:20,978 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:20,979 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 140 [2019-08-18 06:46:20,980 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,625 WARN L188 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-08-18 06:46:21,625 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.6 percent of original size [2019-08-18 06:46:21,689 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,690 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 123 treesize of output 145 [2019-08-18 06:46:21,692 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,732 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,733 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 142 [2019-08-18 06:46:21,734 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,776 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,777 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 140 [2019-08-18 06:46:21,778 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:21,813 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:21,814 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 143 [2019-08-18 06:46:21,815 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,432 WARN L188 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 135 [2019-08-18 06:46:22,432 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.1 percent of original size [2019-08-18 06:46:22,434 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_23|, |v_#memory_int_23|], 1=[|v_#memory_real_16|]} [2019-08-18 06:46:22,454 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 99 [2019-08-18 06:46:22,455 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,467 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 100 [2019-08-18 06:46:22,468 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,491 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 102 [2019-08-18 06:46:22,492 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,505 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 97 [2019-08-18 06:46:22,506 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,946 WARN L188 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-18 06:46:22,947 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:22,970 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2019-08-18 06:46:22,971 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:22,994 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 96 [2019-08-18 06:46:22,995 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,014 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 93 [2019-08-18 06:46:23,015 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,038 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 95 [2019-08-18 06:46:23,038 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,368 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-18 06:46:23,369 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:23,391 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 74 [2019-08-18 06:46:23,392 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,421 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 76 [2019-08-18 06:46:23,423 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,455 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 77 [2019-08-18 06:46:23,457 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,478 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 79 [2019-08-18 06:46:23,479 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,690 WARN L188 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-18 06:46:23,690 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:23,704 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 4 xjuncts. [2019-08-18 06:46:23,705 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:487, output treesize:267 [2019-08-18 06:46:23,729 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:46:23,734 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_27|]} [2019-08-18 06:46:23,744 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 86 [2019-08-18 06:46:23,745 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,755 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 89 [2019-08-18 06:46:23,756 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,850 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:23,868 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 86 [2019-08-18 06:46:23,869 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,880 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 83 [2019-08-18 06:46:23,881 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,964 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:23,966 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_24|], 1=[|v_#memory_int_4|]} [2019-08-18 06:46:23,973 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2019-08-18 06:46:23,974 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:23,982 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2019-08-18 06:46:23,983 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,077 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,084 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 64 [2019-08-18 06:46:24,084 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,091 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 61 [2019-08-18 06:46:24,091 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 06:46:24,148 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,158 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 38 [2019-08-18 06:46:24,159 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:24,166 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 41 [2019-08-18 06:46:24,167 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:46:24,212 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:46:24,214 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-18 06:46:24,215 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-18 06:46:24,229 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:46:24,230 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:46:24,232 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 144#(exists ((v_prenex_27 Int) (v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 4 (select |#length| v_prenex_26))) (and (= 0 |#NULL.base|) (= 4 (select |#length| v_prenex_27)) (= 0 (select |#valid| v_prenex_27)) (< v_prenex_27 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0))))) [2019-08-18 06:46:24,248 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:46:24,248 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:46:24,250 INFO L168 Benchmark]: Toolchain (without parser) took 7620.59 ms. Allocated memory was 138.9 MB in the beginning and 320.3 MB in the end (delta: 181.4 MB). Free memory was 86.6 MB in the beginning and 267.4 MB in the end (delta: -180.9 MB). Peak memory consumption was 185.1 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,251 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.56 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 86.4 MB in the beginning and 176.6 MB in the end (delta: -90.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,252 INFO L168 Benchmark]: Boogie Preprocessor took 42.50 ms. Allocated memory is still 198.7 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,253 INFO L168 Benchmark]: RCFGBuilder took 389.24 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 155.2 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,255 INFO L168 Benchmark]: Symbolic Interpretation took 6818.34 ms. Allocated memory was 198.7 MB in the beginning and 320.3 MB in the end (delta: 121.6 MB). Free memory was 155.2 MB in the beginning and 267.4 MB in the end (delta: -112.2 MB). Peak memory consumption was 193.9 MB. Max. memory is 7.1 GB. [2019-08-18 06:46:24,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 66]: 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 144#(exists ((v_prenex_27 Int) (v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 4 (select |#length| v_prenex_26))) (and (= 0 |#NULL.base|) (= 4 (select |#length| v_prenex_27)) (= 0 (select |#valid| v_prenex_27)) (< v_prenex_27 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 364.56 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 86.4 MB in the beginning and 176.6 MB in the end (delta: -90.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.50 ms. Allocated memory is still 198.7 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 389.24 ms. Allocated memory is still 198.7 MB. Free memory was 174.3 MB in the beginning and 155.2 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6818.34 ms. Allocated memory was 198.7 MB in the beginning and 320.3 MB in the end (delta: 121.6 MB). Free memory was 155.2 MB in the beginning and 267.4 MB in the end (delta: -112.2 MB). Peak memory consumption was 193.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...