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-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:12:39,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:12:39,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:12:39,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:12:39,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:12:39,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:12:39,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:12:39,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:12:39,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:12:39,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:12:39,957 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:12:39,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:12:39,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:12:39,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:12:39,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:12:39,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:12:39,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:12:39,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:12:39,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:12:39,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:12:39,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:12:39,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:12:39,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:12:39,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:12:39,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:12:39,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:12:39,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:12:39,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:12:39,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:12:39,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:12:39,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:12:39,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:12:39,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:12:39,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:12:40,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:12:40,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:12:40,005 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 21:12:40,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:12:40,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:12:40,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:12:40,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:12:40,034 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:12:40,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:12:40,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:12:40,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:12:40,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:12:40,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:12:40,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:12:40,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:12:40,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:12:40,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:12:40,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:12:40,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:12:40,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:12:40,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:12:40,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:12:40,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:12:40,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:12:40,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:12:40,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:12:40,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:12:40,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:12:40,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:12:40,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:12:40,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:12:40,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:12:40,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:12:40,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:12:40,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:12:40,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:12:40,119 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:12:40,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy4_ground-2.i [2019-08-17 21:12:40,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c508b9f2/777623b9eea940399f40139b6a5078f3/FLAG09c94dffa [2019-08-17 21:12:40,612 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:12:40,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy4_ground-2.i [2019-08-17 21:12:40,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c508b9f2/777623b9eea940399f40139b6a5078f3/FLAG09c94dffa [2019-08-17 21:12:40,988 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c508b9f2/777623b9eea940399f40139b6a5078f3 [2019-08-17 21:12:41,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:12:41,004 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:12:41,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:41,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:12:41,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:12:41,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:41,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4bf419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41, skipping insertion in model container [2019-08-17 21:12:41,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:40" (1/1) ... [2019-08-17 21:12:41,022 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:12:41,045 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:12:41,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:41,267 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:12:41,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:41,314 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:12:41,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41 WrapperNode [2019-08-17 21:12:41,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:41,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:12:41,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:12:41,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:12:41,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (1/1) ... [2019-08-17 21:12:41,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:12:41,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:12:41,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:12:41,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:12:41,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:41" (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 [2019-08-17 21:12:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:12:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:12:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:12:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:12:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:12:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:12:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:12:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:12:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:12:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:12:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:12:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:12:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:12:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:12:41,843 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:12:41,844 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-17 21:12:41,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:41 BoogieIcfgContainer [2019-08-17 21:12:41,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:12:41,851 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:12:41,852 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:12:41,852 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:12:41,854 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 21:12:41,875 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:12:41,878 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:12:41,886 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:12:41,895 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:12:41,897 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:12:41,988 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 21:12:41,989 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,013 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:42,014 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:42,015 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:12:42,027 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:12:44,306 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:44,307 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 21:12:44,307 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,351 INFO L567 ElimStorePlain]: treesize reduction 3, result has 90.0 percent of original size [2019-08-17 21:12:44,351 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,352 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:27 [2019-08-17 21:12:44,522 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2019-08-17 21:12:44,522 INFO L341 Elim1Store]: treesize reduction 60, result has 63.9 percent of original size [2019-08-17 21:12:44,524 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 21:12:44,526 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,527 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,534 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,620 INFO L567 ElimStorePlain]: treesize reduction 119, result has 29.6 percent of original size [2019-08-17 21:12:44,621 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:44,622 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:50 [2019-08-17 21:12:44,628 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,634 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:44,656 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,663 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:44,993 WARN L188 SmtUtils]: Spent 283.00 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 21:12:44,994 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 21:12:44,998 INFO L496 ElimStorePlain]: Start of recursive call 2: 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 21:12:45,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,142 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-08-17 21:12:45,142 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:45,143 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 21:12:45,149 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,175 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,176 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:45,179 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 21:12:45,180 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,383 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 47 [2019-08-17 21:12:45,383 INFO L567 ElimStorePlain]: treesize reduction 277, result has 41.8 percent of original size [2019-08-17 21:12:45,384 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:45,385 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:194, output treesize:199 [2019-08-17 21:12:45,418 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:45,419 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 21:12:45,420 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,427 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:45,428 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,428 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:45,455 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:45,456 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 21:12:45,457 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,468 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:45,469 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,469 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:45,563 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:45,564 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 21:12:45,565 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,604 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:45,605 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,605 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:45,610 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:45,610 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:45,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,635 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:45,645 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 21:12:45,646 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,657 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,660 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,917 WARN L188 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:45,918 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:45,918 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 21:12:45,922 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:45,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:45,932 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,040 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:46,041 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 21:12:46,043 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,198 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 45 [2019-08-17 21:12:46,199 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.4 percent of original size [2019-08-17 21:12:46,200 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:46,200 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:206 [2019-08-17 21:12:46,227 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:46,227 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 21:12:46,228 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,234 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:46,234 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,235 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [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 21:12:46,268 INFO L567 ElimStorePlain]: treesize reduction 3, result has 90.0 percent of original size [2019-08-17 21:12:46,268 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,269 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:27 [2019-08-17 21:12:46,387 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2019-08-17 21:12:46,387 INFO L341 Elim1Store]: treesize reduction 60, result has 63.9 percent of original size [2019-08-17 21:12:46,388 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 21:12:46,389 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,390 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,391 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,444 INFO L567 ElimStorePlain]: treesize reduction 119, result has 29.6 percent of original size [2019-08-17 21:12:46,445 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,445 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:50 [2019-08-17 21:12:46,449 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,450 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:46,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,472 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,749 WARN L188 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2019-08-17 21:12:46,750 INFO L341 Elim1Store]: treesize reduction 44, result has 83.0 percent of original size [2019-08-17 21:12:46,750 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 21:12:46,753 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,763 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,765 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,848 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:46,849 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 21:12:46,850 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:46,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,860 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,863 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:46,864 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:46,865 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 21:12:46,866 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,038 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2019-08-17 21:12:47,039 INFO L567 ElimStorePlain]: treesize reduction 277, result has 41.8 percent of original size [2019-08-17 21:12:47,040 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:47,040 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:194, output treesize:199 [2019-08-17 21:12:47,071 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:47,071 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 21:12:47,072 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,078 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:47,078 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,078 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:47,101 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:47,102 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 21:12:47,103 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,118 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:47,118 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,118 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:47,203 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:47,204 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 21:12:47,206 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,251 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:47,252 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,252 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:47,256 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:47,257 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:47,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,401 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-08-17 21:12:47,402 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:47,403 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 21:12:47,404 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,431 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,432 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,704 WARN L188 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:47,704 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:47,705 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 21:12:47,707 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:47,723 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:47,725 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 21:12:47,726 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,837 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 45 [2019-08-17 21:12:47,837 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.4 percent of original size [2019-08-17 21:12:47,838 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:47,838 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:206 [2019-08-17 21:12:47,855 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:47,856 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 21:12:47,856 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,861 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:47,862 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,862 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:47,890 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:47,891 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 21:12:47,891 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,900 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:47,901 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,901 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:47,962 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:47,963 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 21:12:47,963 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,995 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:47,996 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:47,996 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:48,001 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:48,002 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:48,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,017 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,018 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:48,019 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,028 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 21:12:48,029 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,032 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,137 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:48,138 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 21:12:48,142 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,156 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,157 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,382 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:48,383 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:48,384 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 21:12:48,386 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,538 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2019-08-17 21:12:48,538 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.5 percent of original size [2019-08-17 21:12:48,539 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:48,539 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:207 [2019-08-17 21:12:48,561 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:48,561 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 21:12:48,562 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,569 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:48,569 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,570 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:48,596 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:48,597 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 21:12:48,598 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,614 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:48,615 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,615 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:48,687 INFO L341 Elim1Store]: treesize reduction 143, result has 36.7 percent of original size [2019-08-17 21:12:48,687 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 21:12:48,688 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,717 INFO L567 ElimStorePlain]: treesize reduction 41, result has 59.8 percent of original size [2019-08-17 21:12:48,718 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:48,718 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:61 [2019-08-17 21:12:48,721 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:48,722 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:48,741 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,743 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,745 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:48,747 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,007 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-08-17 21:12:49,008 INFO L341 Elim1Store]: treesize reduction 44, result has 85.5 percent of original size [2019-08-17 21:12:49,008 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 21:12:49,010 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:49,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,049 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,050 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,051 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-17 21:12:49,056 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 21:12:49,056 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:49,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:49,158 INFO L341 Elim1Store]: treesize reduction 44, result has 72.2 percent of original size [2019-08-17 21:12:49,159 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 21:12:49,160 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:49,299 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 45 [2019-08-17 21:12:49,299 INFO L567 ElimStorePlain]: treesize reduction 317, result has 39.4 percent of original size [2019-08-17 21:12:49,300 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-17 21:12:49,300 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:197, output treesize:206 [2019-08-17 21:12:49,319 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:49,320 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 21:12:49,320 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:49,328 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:49,329 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:49,329 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:49,351 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:49,357 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:49,363 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:49,369 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:12:49,370 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:12:49,371 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:12:49,374 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 389#(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 21:12:49,382 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:12:49,382 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:12:49,383 INFO L168 Benchmark]: Toolchain (without parser) took 8380.24 ms. Allocated memory was 137.9 MB in the beginning and 323.0 MB in the end (delta: 185.1 MB). Free memory was 85.5 MB in the beginning and 197.9 MB in the end (delta: -112.4 MB). Peak memory consumption was 137.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:49,384 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:12:49,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.54 ms. Allocated memory is still 137.9 MB. Free memory was 85.3 MB in the beginning and 75.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:49,386 INFO L168 Benchmark]: Boogie Preprocessor took 138.28 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 75.0 MB in the beginning and 175.9 MB in the end (delta: -100.9 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:49,386 INFO L168 Benchmark]: RCFGBuilder took 394.43 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 157.8 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:49,387 INFO L168 Benchmark]: Symbolic Interpretation took 7530.59 ms. Allocated memory was 199.2 MB in the beginning and 323.0 MB in the end (delta: 123.7 MB). Free memory was 157.8 MB in the beginning and 197.9 MB in the end (delta: -40.1 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:49,390 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 389#(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 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 310.54 ms. Allocated memory is still 137.9 MB. Free memory was 85.3 MB in the beginning and 75.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.28 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 75.0 MB in the beginning and 175.9 MB in the end (delta: -100.9 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 394.43 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 157.8 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7530.59 ms. Allocated memory was 199.2 MB in the beginning and 323.0 MB in the end (delta: 123.7 MB). Free memory was 157.8 MB in the beginning and 197.9 MB in the end (delta: -40.1 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...