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/array-examples/sorting_bubblesort_2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-21 21:16:14,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-21 21:16:14,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-21 21:16:14,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-21 21:16:14,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-21 21:16:14,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-21 21:16:14,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-21 21:16:14,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-21 21:16:14,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-21 21:16:14,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-21 21:16:14,997 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-21 21:16:14,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-21 21:16:14,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-21 21:16:15,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-21 21:16:15,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-21 21:16:15,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-21 21:16:15,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-21 21:16:15,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-21 21:16:15,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-21 21:16:15,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-21 21:16:15,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-21 21:16:15,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-21 21:16:15,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-21 21:16:15,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-21 21:16:15,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-21 21:16:15,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-21 21:16:15,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-21 21:16:15,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-21 21:16:15,036 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 [2019-08-21 21:16:15,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-21 21:16:15,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-21 21:16:15,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-21 21:16:15,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-21 21:16:15,084 INFO L138 SettingsManager]: * Use SBE=true [2019-08-21 21:16:15,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-21 21:16:15,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-21 21:16:15,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-21 21:16:15,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-21 21:16:15,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-21 21:16:15,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-21 21:16:15,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-21 21:16:15,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-21 21:16:15,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-21 21:16:15,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-21 21:16:15,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-21 21:16:15,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-21 21:16:15,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-21 21:16:15,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-21 21:16:15,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-21 21:16:15,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-21 21:16:15,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-21 21:16:15,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-21 21:16:15,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-21 21:16:15,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-21 21:16:15,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-21 21:16:15,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-21 21:16:15,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-21 21:16:15,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-21 21:16:15,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-21 21:16:15,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-21 21:16:15,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-21 21:16:15,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-21 21:16:15,646 INFO L275 PluginConnector]: CDTParser initialized [2019-08-21 21:16:15,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_bubblesort_2_ground.i [2019-08-21 21:16:19,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34a7ed599/29d616ff8091446bb73f17b68371720b/FLAG61e11f714 [2019-08-21 21:16:25,366 INFO L306 CDTParser]: Found 1 translation units. [2019-08-21 21:16:25,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_bubblesort_2_ground.i [2019-08-21 21:16:25,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34a7ed599/29d616ff8091446bb73f17b68371720b/FLAG61e11f714 [2019-08-21 21:16:25,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34a7ed599/29d616ff8091446bb73f17b68371720b [2019-08-21 21:16:25,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-21 21:16:27,915 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-21 21:16:29,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-21 21:16:29,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-21 21:16:29,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-21 21:16:29,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:16:25" (1/1) ... [2019-08-21 21:16:29,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c5d86a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:29, skipping insertion in model container [2019-08-21 21:16:29,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 09:16:25" (1/1) ... [2019-08-21 21:16:30,283 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-21 21:16:30,298 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-21 21:16:36,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 21:16:37,547 INFO L188 MainTranslator]: Completed pre-run [2019-08-21 21:16:38,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 21:16:41,972 INFO L192 MainTranslator]: Completed translation [2019-08-21 21:16:41,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41 WrapperNode [2019-08-21 21:16:41,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-21 21:16:41,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-21 21:16:41,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-21 21:16:41,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-21 21:16:56,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (1/1) ... [2019-08-21 21:16:56,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-21 21:16:56,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-21 21:16:56,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-21 21:16:56,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-21 21:16:56,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 09:16:41" (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 [2019-08-21 21:16:57,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-21 21:16:57,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-21 21:16:57,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-21 21:16:57,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-21 21:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-21 21:16:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-21 21:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-21 21:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-21 21:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-21 21:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-21 21:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-21 21:16:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-21 21:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-21 21:16:57,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-21 21:17:14,091 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-21 21:17:14,091 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-21 21:17:14,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:17:14 BoogieIcfgContainer [2019-08-21 21:17:14,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-21 21:17:14,094 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-21 21:17:14,094 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-21 21:17:14,094 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-21 21:17:14,838 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 09:17:14" (1/1) ... [2019-08-21 21:17:16,528 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-21 21:17:16,529 INFO L155 IcfgInterpreter]: Building call graph [2019-08-21 21:17:16,956 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-21 21:17:16,967 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-21 21:17:16,973 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-21 21:17:19,318 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 [2019-08-21 21:17:19,319 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:21,914 WARN L188 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 9 [2019-08-21 21:17:21,915 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:17:21,915 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:21,916 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-21 21:17:21,943 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-21 21:17:24,390 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 15 treesize of output 11 [2019-08-21 21:17:24,391 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:24,759 WARN L188 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-08-21 21:17:24,759 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:17:24,761 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:25,028 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28 [2019-08-21 21:17:27,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-21 21:17:27,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-21 21:17:27,653 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2019-08-21 21:17:27,654 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:29,187 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-21 21:17:29,187 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:31,230 WARN L188 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-08-21 21:17:31,230 INFO L567 ElimStorePlain]: treesize reduction 3, result has 91.7 percent of original size [2019-08-21 21:17:31,231 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:32,492 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:174, output treesize:33 [2019-08-21 21:17:34,942 WARN L188 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 23 DAG size of output: 11 [2019-08-21 21:17:34,942 INFO L341 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2019-08-21 21:17:35,923 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 27 [2019-08-21 21:17:36,740 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:39,704 WARN L188 SmtUtils]: Spent 2.96 s on a formula simplification that was a NOOP. DAG size: 20 [2019-08-21 21:17:39,705 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:17:39,706 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:39,706 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:25 [2019-08-21 21:17:40,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-21 21:17:42,726 WARN L188 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 11 [2019-08-21 21:17:42,727 INFO L341 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2019-08-21 21:17:42,728 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 27 [2019-08-21 21:17:42,728 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:42,747 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:17:42,748 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:42,748 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:25 [2019-08-21 21:17:42,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-21 21:17:43,947 WARN L188 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 23 DAG size of output: 11 [2019-08-21 21:17:43,948 INFO L341 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2019-08-21 21:17:43,948 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 27 [2019-08-21 21:17:44,165 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:47,451 WARN L188 SmtUtils]: Spent 3.28 s on a formula simplification that was a NOOP. DAG size: 20 [2019-08-21 21:17:48,042 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:17:48,049 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:48,056 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:25 [2019-08-21 21:17:50,858 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-21 21:17:55,350 WARN L188 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 23 DAG size of output: 11 [2019-08-21 21:17:55,352 INFO L341 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2019-08-21 21:17:55,354 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 27 [2019-08-21 21:17:57,007 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:17:58,191 WARN L188 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-08-21 21:17:58,194 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 21:17:58,196 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-21 21:17:58,718 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:25 [2019-08-21 21:17:59,040 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-21 21:18:07,812 WARN L188 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 23 DAG size of output: 11 [2019-08-21 21:18:08,196 INFO L341 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2019-08-21 21:18:08,197 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 27 [2019-08-21 21:18:08,199 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 21:18:09,340 WARN L188 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 20