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/standard_copy4_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:12:39,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:12:39,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:12:39,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:12:39,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:12:39,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:12:39,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:12:39,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:12:39,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:12:39,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:12:39,431 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:12:39,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:12:39,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:12:39,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:12:39,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:12:39,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:12:39,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:12:39,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:12:39,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:12:39,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:12:39,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:12:39,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:12:39,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:12:39,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:12:39,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:12:39,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:12:39,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:12:39,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:12:39,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:12:39,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:12:39,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:12:39,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:12:39,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:12:39,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:12:39,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:12:39,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:12:39,459 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 [2019-08-17 21:12:39,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:12:39,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:12:39,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:12:39,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:12:39,476 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:12:39,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:12:39,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:12:39,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:12:39,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:12:39,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:12:39,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:12:39,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:12:39,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:12:39,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:12:39,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:12:39,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:12:39,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:12:39,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:12:39,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:12:39,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:12:39,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:12:39,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:12:39,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:12:39,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:12:39,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:12:39,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:12:39,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:12:39,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:12:39,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:12:39,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:12:39,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:12:39,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:12:39,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:12:39,535 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:12:39,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy4_ground-1.i [2019-08-17 21:12:39,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc04e539a/32bdecb32f874c7292630ca3ce0da3fa/FLAG0762ce97d [2019-08-17 21:12:40,108 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:12:40,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy4_ground-1.i [2019-08-17 21:12:40,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc04e539a/32bdecb32f874c7292630ca3ce0da3fa/FLAG0762ce97d [2019-08-17 21:12:40,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc04e539a/32bdecb32f874c7292630ca3ce0da3fa [2019-08-17 21:12:40,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:12:40,448 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:12:40,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:40,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:12:40,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:12:40,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53171d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40, skipping insertion in model container [2019-08-17 21:12:40,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,465 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:12:40,484 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:12:40,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:40,709 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:12:40,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:40,771 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:12:40,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40 WrapperNode [2019-08-17 21:12:40,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:40,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:12:40,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:12:40,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:12:40,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:40,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:12:40,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:12:40,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:12:40,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:12:40,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:40" (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 [2019-08-17 21:12:40,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:12:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:12:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:12:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:12:40,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:12:40,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:12:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:12:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:12:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:12:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:12:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:12:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:12:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:12:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:12:41,295 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:12:41,295 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-17 21:12:41,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:41 BoogieIcfgContainer [2019-08-17 21:12:41,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:12:41,305 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:12:41,305 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:12:41,305 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:12:41,310 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,338 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:12:41,342 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:12:41,350 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:12:41,358 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:12:41,359 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:12:41,448 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 [2019-08-17 21:12:41,448 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:41,485 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:41,486 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:41,486 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:12:41,500 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:12:41,662 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 [2019-08-17 21:12:41,662 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:41,675 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:41,676 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:41,677 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28 [2019-08-17 21:12:41,725 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:41,726 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:41,727 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:41,752 INFO L567 ElimStorePlain]: treesize reduction 3, result has 90.0 percent of original size [2019-08-17 21:12:41,753 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:41,753 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:27 [2019-08-17 21:12:41,923 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2019-08-17 21:12:41,924 INFO L341 Elim1Store]: treesize reduction 60, result has 63.9 percent of original size [2019-08-17 21:12:41,925 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 35 treesize of output 120 [2019-08-17 21:12:41,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:41,933 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:41,939 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,021 INFO L567 ElimStorePlain]: treesize reduction 119, result has 29.6 percent of original size [2019-08-17 21:12:42,022 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,023 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:50 [2019-08-17 21:12:42,030 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:42,034 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:42,059 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,065 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,066 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,068 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,395 WARN L188 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2019-08-17 21:12:42,396 INFO L341 Elim1Store]: treesize reduction 44, result has 83.0 percent of original size [2019-08-17 21:12:42,396 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 68 treesize of output 263 [2019-08-17 21:12:42,401 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,433 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,446 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:42,457 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2019-08-17 21:12:42,458 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,478 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,481 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,575 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:42,576 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 152 [2019-08-17 21:12:42,577 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,752 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 47 [2019-08-17 21:12:42,752 INFO L567 ElimStorePlain]: treesize reduction 277, result has 41.8 percent of original size [2019-08-17 21:12:42,753 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:42,754 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:194, output treesize:199 [2019-08-17 21:12:42,778 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:42,779 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:42,780 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,786 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:42,786 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,787 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:42,809 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:42,810 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:42,811 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,823 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:42,824 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,824 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:42,915 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:42,916 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 97 [2019-08-17 21:12:42,918 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,952 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:42,953 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,954 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:42,962 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:42,963 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:42,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,994 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:42,995 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:43,004 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2019-08-17 21:12:43,006 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,281 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:43,281 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:43,282 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 74 treesize of output 309 [2019-08-17 21:12:43,285 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,408 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-08-17 21:12:43,409 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:43,410 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 148 [2019-08-17 21:12:43,413 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,557 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 45 [2019-08-17 21:12:43,558 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.4 percent of original size [2019-08-17 21:12:43,559 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:43,559 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:206 [2019-08-17 21:12:43,582 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:43,582 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:43,584 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,589 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:43,589 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,590 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:43,609 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:43,610 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:43,611 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,622 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:43,623 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,623 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:43,708 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:43,709 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 97 [2019-08-17 21:12:43,710 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,748 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:43,749 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:43,749 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:43,754 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:43,755 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:43,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,771 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,772 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:43,775 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,018 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:44,019 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:44,019 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 74 treesize of output 309 [2019-08-17 21:12:44,022 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,036 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,037 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,038 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:44,044 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 63 [2019-08-17 21:12:44,045 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,049 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,051 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,130 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:44,131 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 148 [2019-08-17 21:12:44,133 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,272 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2019-08-17 21:12:44,273 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.5 percent of original size [2019-08-17 21:12:44,274 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:44,274 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:207 [2019-08-17 21:12:44,292 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:44,293 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:44,293 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,299 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:44,299 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,299 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:44,323 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:44,323 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:44,324 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,337 INFO L567 ElimStorePlain]: treesize reduction 3, result has 90.0 percent of original size [2019-08-17 21:12:44,337 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,338 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:27 [2019-08-17 21:12:44,442 INFO L341 Elim1Store]: treesize reduction 56, result has 66.3 percent of original size [2019-08-17 21:12:44,443 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 35 treesize of output 124 [2019-08-17 21:12:44,444 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,445 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,445 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,448 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,506 INFO L567 ElimStorePlain]: treesize reduction 183, result has 21.5 percent of original size [2019-08-17 21:12:44,506 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,507 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:50 [2019-08-17 21:12:44,512 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,512 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,524 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,527 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,624 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:44,625 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 152 [2019-08-17 21:12:44,627 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,647 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,649 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,992 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2019-08-17 21:12:44,993 INFO L341 Elim1Store]: treesize reduction 44, result has 83.0 percent of original size [2019-08-17 21:12:44,993 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 68 treesize of output 263 [2019-08-17 21:12:44,997 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,013 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,032 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:45,035 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2019-08-17 21:12:45,036 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,187 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 47 [2019-08-17 21:12:45,188 INFO L567 ElimStorePlain]: treesize reduction 277, result has 41.8 percent of original size [2019-08-17 21:12:45,188 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:45,189 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:194, output treesize:199 [2019-08-17 21:12:45,208 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:45,208 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:45,209 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,214 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:45,214 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,214 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:45,246 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:45,247 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:45,248 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,257 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:45,258 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,258 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:45,339 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:45,340 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 97 [2019-08-17 21:12:45,342 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,375 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:45,376 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,376 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:45,387 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:45,388 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:45,400 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,476 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:45,476 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 53 treesize of output 148 [2019-08-17 21:12:45,478 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,487 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,491 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,493 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,752 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:45,753 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:45,754 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 74 treesize of output 309 [2019-08-17 21:12:45,757 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,769 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,771 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,772 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,775 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,775 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:45,778 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2019-08-17 21:12:45,779 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,922 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 45 [2019-08-17 21:12:45,923 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.4 percent of original size [2019-08-17 21:12:45,923 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:45,924 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:206 [2019-08-17 21:12:45,951 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:45,952 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:45,953 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,970 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:45,970 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,970 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:46,018 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:46,019 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:46,020 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,029 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:46,029 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,030 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:46,033 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,128 INFO L341 Elim1Store]: treesize reduction 44, result has 64.2 percent of original size [2019-08-17 21:12:46,129 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 106 [2019-08-17 21:12:46,130 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,166 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:46,167 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29 [2019-08-17 21:12:46,168 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,227 INFO L567 ElimStorePlain]: treesize reduction 62, result has 53.0 percent of original size [2019-08-17 21:12:46,227 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:12:46,228 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:72, output treesize:70 [2019-08-17 21:12:46,253 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:46,254 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:46,255 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,260 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:46,261 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,261 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:46,267 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,277 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,282 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,284 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:12:46,285 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:12:46,285 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:12:46,287 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 372#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:12:46,296 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:12:46,296 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:12:46,298 INFO L168 Benchmark]: Toolchain (without parser) took 5850.13 ms. Allocated memory was 129.5 MB in the beginning and 340.8 MB in the end (delta: 211.3 MB). Free memory was 84.0 MB in the beginning and 301.3 MB in the end (delta: -217.3 MB). Peak memory consumption was 153.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:46,299 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 129.5 MB. Free memory was 102.3 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:12:46,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.37 ms. Allocated memory is still 129.5 MB. Free memory was 83.8 MB in the beginning and 73.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:46,300 INFO L168 Benchmark]: Boogie Preprocessor took 132.31 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 73.1 MB in the beginning and 173.3 MB in the end (delta: -100.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:46,301 INFO L168 Benchmark]: RCFGBuilder took 399.83 ms. Allocated memory is still 197.7 MB. Free memory was 173.3 MB in the beginning and 155.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:46,302 INFO L168 Benchmark]: Symbolic Interpretation took 4991.58 ms. Allocated memory was 197.7 MB in the beginning and 340.8 MB in the end (delta: 143.1 MB). Free memory was 155.5 MB in the beginning and 301.3 MB in the end (delta: -145.8 MB). Peak memory consumption was 157.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:46,306 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 2]: 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 372#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 129.5 MB. Free memory was 102.3 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 322.37 ms. Allocated memory is still 129.5 MB. Free memory was 83.8 MB in the beginning and 73.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.31 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 73.1 MB in the beginning and 173.3 MB in the end (delta: -100.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 399.83 ms. Allocated memory is still 197.7 MB. Free memory was 173.3 MB in the beginning and 155.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4991.58 ms. Allocated memory was 197.7 MB in the beginning and 340.8 MB in the end (delta: 143.1 MB). Free memory was 155.5 MB in the beginning and 301.3 MB in the end (delta: -145.8 MB). Peak memory consumption was 157.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...