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 --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:25:46,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:25:46,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:25:46,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:25:46,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:25:46,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:25:46,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:25:46,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:25:46,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:25:46,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:25:46,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:25:46,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:25:46,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:25:46,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:25:46,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:25:46,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:25:46,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:25:46,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:25:46,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:25:46,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:25:46,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:25:46,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:25:46,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:25:46,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:25:46,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:25:46,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:25:46,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:25:46,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:25:46,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:25:46,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:25:46,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:25:46,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:25:46,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:25:46,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:25:46,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:25:46,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:25:46,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:25:46,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:25:46,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:25:46,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:25:46,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:25:46,214 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 [2019-09-20 17:25:46,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:25:46,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:25:46,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:25:46,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:25:46,231 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:25:46,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:25:46,231 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:25:46,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:25:46,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:25:46,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:25:46,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:25:46,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:25:46,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:25:46,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:25:46,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:25:46,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:25:46,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:25:46,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:25:46,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:25:46,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:25:46,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:25:46,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:25:46,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:25:46,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:25:46,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:25:46,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:25:46,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:25:46,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:25:46,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:25:46,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:25:46,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:25:46,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:25:46,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:25:46,283 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:25:46,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-20 17:25:46,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b83f847bb/7fe54128020c47ee98bda2c9bbfdd7bc/FLAG67b3d7f05 [2019-09-20 17:25:46,807 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:25:46,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/ex3_forlist.i [2019-09-20 17:25:46,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b83f847bb/7fe54128020c47ee98bda2c9bbfdd7bc/FLAG67b3d7f05 [2019-09-20 17:25:47,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b83f847bb/7fe54128020c47ee98bda2c9bbfdd7bc [2019-09-20 17:25:47,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:25:47,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:25:47,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:25:47,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:25:47,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:25:47,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7884b47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47, skipping insertion in model container [2019-09-20 17:25:47,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:25:47,207 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:25:47,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:25:47,389 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:25:47,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:25:47,529 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:25:47,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47 WrapperNode [2019-09-20 17:25:47,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:25:47,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:25:47,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:25:47,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:25:47,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (1/1) ... [2019-09-20 17:25:47,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:25:47,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:25:47,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:25:47,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:25:47,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:25:47" (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 [2019-09-20 17:25:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:25:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:25:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 17:25:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 17:25:47,632 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-20 17:25:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-20 17:25:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-09-20 17:25:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:25:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:25:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 17:25:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 17:25:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:25:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:25:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-20 17:25:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:25:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-20 17:25:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:25:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:25:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:25:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:25:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:25:47,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:25:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 17:25:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:25:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:25:48,097 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:25:48,098 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 17:25:48,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:25:48 BoogieIcfgContainer [2019-09-20 17:25:48,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:25:48,099 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:25:48,099 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:25:48,100 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:25:48,101 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:25:48" (1/1) ... [2019-09-20 17:25:48,101 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:25:48,125 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:25:48,125 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:25:48,133 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:25:48,141 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:25:48,142 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:25:48,365 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:25:48,587 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-20 17:25:48,985 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2019-09-20 17:25:48,993 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 65 for LOIs [2019-09-20 17:25:50,190 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-20 17:25:50,727 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-20 17:25:51,013 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:25:53,052 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2019-09-20 17:25:53,201 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:25:53,215 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:25:53,245 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:25:53,251 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:25:53,583 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-20 17:25:53,765 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 17:25:54,098 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 17:25:54,451 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 17:25:54,693 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-20 17:25:56,094 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-09-20 17:25:56,444 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-20 17:25:57,015 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 17:25:57,249 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2019-09-20 17:25:57,417 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2019-09-20 17:25:57,587 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2019-09-20 17:25:57,742 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2019-09-20 17:25:57,904 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2019-09-20 17:25:58,131 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-20 17:25:58,613 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2019-09-20 17:25:58,856 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:25:59,090 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:25:59,247 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:25:59,536 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 17:25:59,910 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-20 17:26:00,175 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2019-09-20 17:26:00,440 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2019-09-20 17:26:00,992 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 86 [2019-09-20 17:26:01,211 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:26:01,573 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:26:01,860 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:26:02,007 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 17:26:02,383 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-20 17:26:02,509 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 17:26:02,793 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-09-20 17:26:02,975 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-20 17:26:03,767 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-20 17:26:03,966 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-20 17:26:03,967 INFO L199 IcfgInterpreter]: Interpreting procedure g with input of size 51 for LOIs [2019-09-20 17:26:04,137 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-09-20 17:26:04,434 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 17:26:04,891 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-20 17:26:05,102 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 17:26:05,551 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-20 17:26:05,863 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2019-09-20 17:26:06,176 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2019-09-20 17:26:06,429 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 17:26:06,653 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 17:26:07,140 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2019-09-20 17:26:07,591 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 76 [2019-09-20 17:26:08,114 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 102 [2019-09-20 17:26:08,249 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 17:26:08,555 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2019-09-20 17:26:08,869 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 102 [2019-09-20 17:26:08,987 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 17:26:09,317 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2019-09-20 17:26:09,700 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 17:26:10,096 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 17:26:10,914 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2019-09-20 17:26:12,688 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2019-09-20 17:26:13,622 WARN L191 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 17:26:13,799 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 17:26:16,121 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2019-09-20 17:26:16,897 WARN L191 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 17:26:17,220 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 17:26:17,239 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 16 for LOIs [2019-09-20 17:26:17,247 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 17:26:17,247 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 17:26:17,249 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 350#(exists ((v_g_~i~2_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_7))) 1)) (<= v_g_~i~2_BEFORE_CALL_7 2))) [2019-09-20 17:26:17,268 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 17:26:17,269 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 17:26:17,270 INFO L168 Benchmark]: Toolchain (without parser) took 30102.95 ms. Allocated memory was 134.2 MB in the beginning and 404.8 MB in the end (delta: 270.5 MB). Free memory was 88.6 MB in the beginning and 86.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 273.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:17,270 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 17:26:17,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.10 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 88.4 MB in the beginning and 179.8 MB in the end (delta: -91.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:17,271 INFO L168 Benchmark]: Boogie Preprocessor took 47.02 ms. Allocated memory is still 202.4 MB. Free memory was 179.8 MB in the beginning and 177.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:17,272 INFO L168 Benchmark]: RCFGBuilder took 520.82 ms. Allocated memory is still 202.4 MB. Free memory was 177.5 MB in the beginning and 151.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:17,272 INFO L168 Benchmark]: Sifa took 29169.39 ms. Allocated memory was 202.4 MB in the beginning and 404.8 MB in the end (delta: 202.4 MB). Free memory was 151.9 MB in the beginning and 86.1 MB in the end (delta: 65.8 MB). Peak memory consumption was 268.2 MB. Max. memory is 7.1 GB. [2019-09-20 17:26:17,274 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 362.10 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 88.4 MB in the beginning and 179.8 MB in the end (delta: -91.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.02 ms. Allocated memory is still 202.4 MB. Free memory was 179.8 MB in the beginning and 177.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 520.82 ms. Allocated memory is still 202.4 MB. Free memory was 177.5 MB in the beginning and 151.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Sifa took 29169.39 ms. Allocated memory was 202.4 MB in the beginning and 404.8 MB in the end (delta: 202.4 MB). Free memory was 151.9 MB in the beginning and 86.1 MB in the end (delta: 65.8 MB). Peak memory consumption was 268.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 29125, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 134, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 99, TOOLS_POST_TIME[ms]: 13859, TOOLS_POST_CALL_APPLICATIONS: 17, TOOLS_POST_CALL_TIME[ms]: 2609, TOOLS_POST_RETURN_APPLICATIONS: 13, TOOLS_POST_RETURN_TIME[ms]: 20, TOOLS_QUANTIFIERELIM_APPLICATIONS: 129, TOOLS_QUANTIFIERELIM_TIME[ms]: 16430, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2709, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 154, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 43, DOMAIN_JOIN_TIME[ms]: 8662, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 3810, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 32, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 17945, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17944, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 13, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13777, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13776, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 167, DAG_COMPRESSION_RETAINED_NODES: 88 - UnprovableResult [Line: 6]: 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 350#(exists ((v_g_~i~2_BEFORE_CALL_7 Int)) (and (not (= (select (select |#memory_int| |~#pstate~0.base|) (+ |~#pstate~0.offset| (* 4 v_g_~i~2_BEFORE_CALL_7))) 1)) (<= v_g_~i~2_BEFORE_CALL_7 2))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...