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/loops/bubble_sort-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:56:19,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:56:19,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:56:19,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:56:19,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:56:19,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:56:19,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:56:19,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:56:19,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:56:19,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:56:19,653 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:56:19,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:56:19,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:56:19,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:56:19,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:56:19,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:56:19,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:56:19,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:56:19,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:56:19,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:56:19,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:56:19,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:56:19,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:56:19,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:56:19,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:56:19,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:56:19,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:56:19,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:56:19,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:56:19,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:56:19,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:56:19,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:56:19,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:56:19,739 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:56:19,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:56:19,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:56:19,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:56:19,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:56:19,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:56:19,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:56:19,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:56:19,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:56:19,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:56:19,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:56:19,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:56:19,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:56:19,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:56:19,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:56:19,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:56:19,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:56:19,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:56:19,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:56:19,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:56:19,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:56:19,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:56:19,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:56:19,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:56:19,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:56:19,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:56:19,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:56:19,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:56:19,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:56:19,813 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:56:19,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/bubble_sort-2.i [2019-08-22 21:56:19,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1322586ba/31a773b964814571a2848882c2a0551f/FLAGa633a8bc2 [2019-08-22 21:56:20,432 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:56:20,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-2.i [2019-08-22 21:56:20,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1322586ba/31a773b964814571a2848882c2a0551f/FLAGa633a8bc2 [2019-08-22 21:56:20,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1322586ba/31a773b964814571a2848882c2a0551f [2019-08-22 21:56:20,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:56:20,733 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:56:20,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:56:20,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:56:20,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:56:20,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:56:20" (1/1) ... [2019-08-22 21:56:20,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a6083f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:20, skipping insertion in model container [2019-08-22 21:56:20,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:56:20" (1/1) ... [2019-08-22 21:56:20,749 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:56:20,793 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:56:21,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:56:21,213 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:56:21,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:56:21,356 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:56:21,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21 WrapperNode [2019-08-22 21:56:21,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:56:21,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:56:21,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:56:21,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:56:21,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... [2019-08-22 21:56:21,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:56:21,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:56:21,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:56:21,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:56:21,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:56:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:56:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:56:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:56:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-08-22 21:56:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2019-08-22 21:56:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-08-22 21:56:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2019-08-22 21:56:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-08-22 21:56:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2019-08-22 21:56:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_insert [2019-08-22 21:56:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_read [2019-08-22 21:56:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_destroy [2019-08-22 21:56:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure val_from_node [2019-08-22 21:56:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort_pass [2019-08-22 21:56:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort [2019-08-22 21:56:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:56:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:56:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-22 21:56:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-08-22 21:56:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-08-22 21:56:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:56:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:56:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:56:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:56:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-08-22 21:56:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:56:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2019-08-22 21:56:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:56:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-08-22 21:56:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure gl_insert [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:56:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure gl_read [2019-08-22 21:56:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure gl_destroy [2019-08-22 21:56:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:56:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure val_from_node [2019-08-22 21:56:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:56:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort_pass [2019-08-22 21:56:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort [2019-08-22 21:56:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:56:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:56:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-22 21:56:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 21:56:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:56:22,112 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint failFINAL: assume true; [2019-08-22 21:56:22,462 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:56:22,463 INFO L283 CfgBuilder]: Removed 23 assume(true) statements. [2019-08-22 21:56:22,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:56:22 BoogieIcfgContainer [2019-08-22 21:56:22,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:56:22,465 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:56:22,465 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:56:22,465 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:56:22,466 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:56:22" (1/1) ... [2019-08-22 21:56:22,481 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:56:22,484 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:56:22,493 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:56:22,501 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:56:22,503 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:56:22,585 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 21=[|v_#valid_20|]} [2019-08-22 21:56:22,624 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,631 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,651 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2019-08-22 21:56:22,652 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:22,794 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-22 21:56:22,795 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:56:22,804 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,806 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,809 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,811 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,812 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,814 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,823 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,826 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,828 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:56:22,832 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2019-08-22 21:56:22,833 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:22,974 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2019-08-22 21:56:22,974 INFO L567 ElimStorePlain]: treesize reduction 12, result has 90.0 percent of original size [2019-08-22 21:56:22,975 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:56:22,975 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:145, output treesize:108 [2019-08-22 21:56:23,006 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 81 [2019-08-22 21:56:23,047 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_21|]} [2019-08-22 21:56:23,054 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:56:23,055 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,087 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:56:23,095 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:56:23,095 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,120 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:56:23,120 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,121 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:39 [2019-08-22 21:56:23,161 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 131 treesize of output 116 [2019-08-22 21:56:23,162 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,177 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:56:23,178 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,194 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 134 treesize of output 119 [2019-08-22 21:56:23,195 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,205 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:56:23,205 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,215 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:56:23,215 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,226 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:56:23,226 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,237 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:56:23,237 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,245 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:56:23,246 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,665 WARN L188 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 67 [2019-08-22 21:56:23,665 INFO L567 ElimStorePlain]: treesize reduction 48, result has 79.7 percent of original size [2019-08-22 21:56:23,678 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 93 treesize of output 89 [2019-08-22 21:56:23,679 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,713 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 94 treesize of output 90 [2019-08-22 21:56:23,714 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,877 WARN L188 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-22 21:56:23,878 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:56:23,888 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 90 treesize of output 75 [2019-08-22 21:56:23,889 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:23,898 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 89 treesize of output 74 [2019-08-22 21:56:23,899 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:56:24,039 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-22 21:56:24,040 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:56:24,041 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-22 21:56:24,041 INFO L221 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:1061, output treesize:150 [2019-08-22 21:56:24,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:56:24,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:56:24,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:56:24,089 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_58|, |v_#memory_$Pointer$.offset_58|, v_prenex_1, |v_#memory_int_46|, v_prenex_2, v_prenex_3, v_prenex_4, v_prenex_5, v_prenex_6], 4=[|v_#memory_int_6|], 5=[|v_#memory_int_7|, |v_#memory_int_8|]} [2019-08-22 21:56:24,445 WARN L188 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-08-22 21:56:24,446 INFO L341 Elim1Store]: treesize reduction 117, result has 47.5 percent of original size [2019-08-22 21:56:24,449 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 403 treesize of output 372 [2019-08-22 21:56:24,451 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.