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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/tcpy.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:25:02,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:25:02,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:25:02,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:25:02,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:25:02,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:25:02,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:25:02,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:25:02,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:25:02,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:25:02,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:25:02,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:25:02,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:25:02,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:25:02,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:25:02,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:25:02,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:25:02,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:25:02,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:25:02,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:25:02,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:25:02,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:25:02,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:25:02,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:25:02,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:25:02,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:25:02,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:25:02,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:25:02,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:25:02,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:25:02,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:25:02,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:25:02,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:25:02,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:25:02,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:25:02,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:25:02,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:25:02,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:25:02,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:25:02,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:25:02,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:25:02,251 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 19:25:02,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:25:02,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:25:02,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:25:02,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:25:02,268 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:25:02,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:25:02,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:25:02,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:25:02,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:25:02,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:25:02,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:25:02,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:25:02,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:25:02,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:25:02,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:25:02,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:25:02,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:25:02,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:25:02,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:25:02,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:25:02,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:25:02,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:25:02,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:25:02,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:25:02,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:25:02,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:25:02,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:25:02,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:25:02,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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 19:25:02,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:25:02,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:25:02,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:25:02,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:25:02,322 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:25:02,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/tcpy.c [2019-09-20 19:25:02,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40acb81f9/f8593db0b1434abe9337aff0e5aac39b/FLAGc5086076e [2019-09-20 19:25:02,869 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:25:02,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/tcpy.c [2019-09-20 19:25:02,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40acb81f9/f8593db0b1434abe9337aff0e5aac39b/FLAGc5086076e [2019-09-20 19:25:03,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40acb81f9/f8593db0b1434abe9337aff0e5aac39b [2019-09-20 19:25:03,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:25:03,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:25:03,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:03,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:25:03,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:25:03,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c727aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03, skipping insertion in model container [2019-09-20 19:25:03,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,332 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:25:03,353 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:25:03,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:03,584 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:25:03,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:03,622 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:25:03,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03 WrapperNode [2019-09-20 19:25:03,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:03,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:25:03,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:25:03,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:25:03,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (1/1) ... [2019-09-20 19:25:03,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:25:03,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:25:03,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:25:03,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:25:03,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:03" (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 19:25:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:25:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:25:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:25:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:25:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:25:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:25:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:25:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:25:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:25:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:25:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:25:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:25:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:25:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:25:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:25:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:25:04,152 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:25:04,153 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 19:25:04,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:04 BoogieIcfgContainer [2019-09-20 19:25:04,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:25:04,160 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:25:04,160 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:25:04,161 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:25:04,162 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:04" (1/1) ... [2019-09-20 19:25:04,163 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 19:25:04,186 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:25:04,186 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:25:04,199 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:25:04,209 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:25:04,211 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:25:04,402 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-20 19:25:04,813 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2019-09-20 19:25:04,923 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 19:25:05,319 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2019-09-20 19:25:05,448 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:25:05,852 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 119 [2019-09-20 19:25:05,971 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 19:25:06,419 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 146 [2019-09-20 19:25:06,589 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-20 19:25:07,172 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 181 [2019-09-20 19:25:07,306 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 19:25:07,854 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2019-09-20 19:25:08,007 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2019-09-20 19:25:10,954 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 295 DAG size of output: 260 [2019-09-20 19:25:11,141 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2019-09-20 19:25:13,459 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:25:13,816 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 46 [2019-09-20 19:25:14,097 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:14,460 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2019-09-20 19:25:14,998 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:25:15,486 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:25:15,958 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:25:17,008 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 204 DAG size of output: 101 [2019-09-20 19:25:17,607 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:25:18,062 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2019-09-20 19:25:18,141 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:25:19,021 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2019-09-20 19:25:19,243 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 27 for LOIs [2019-09-20 19:25:19,260 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:25:19,260 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:25:19,263 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 220#(and (exists ((v_main_~a~0.base_BEFORE_CALL_2 Int) (v_main_~acopy~0.offset_BEFORE_CALL_2 Int) (v_main_~i~0_BEFORE_CALL_2 Int) (v_main_~a~0.offset_BEFORE_CALL_2 Int) (v_main_~acopy~0.base_BEFORE_CALL_2 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0) (not (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:25:19,289 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:25:19,289 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:25:19,291 INFO L168 Benchmark]: Toolchain (without parser) took 15977.31 ms. Allocated memory was 132.6 MB in the beginning and 342.4 MB in the end (delta: 209.7 MB). Free memory was 88.3 MB in the beginning and 141.2 MB in the end (delta: -53.0 MB). Peak memory consumption was 156.8 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:19,292 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:25:19,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.30 ms. Allocated memory is still 132.6 MB. Free memory was 88.1 MB in the beginning and 77.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:19,294 INFO L168 Benchmark]: Boogie Preprocessor took 126.76 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 77.4 MB in the beginning and 174.5 MB in the end (delta: -97.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:19,295 INFO L168 Benchmark]: RCFGBuilder took 409.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.5 MB in the beginning and 155.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:19,295 INFO L168 Benchmark]: Sifa took 15129.38 ms. Allocated memory was 198.7 MB in the beginning and 342.4 MB in the end (delta: 143.7 MB). Free memory was 155.5 MB in the beginning and 141.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 157.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:19,299 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 307.30 ms. Allocated memory is still 132.6 MB. Free memory was 88.1 MB in the beginning and 77.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.76 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 77.4 MB in the beginning and 174.5 MB in the end (delta: -97.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 409.82 ms. Allocated memory is still 198.7 MB. Free memory was 174.5 MB in the beginning and 155.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Sifa took 15129.38 ms. Allocated memory was 198.7 MB in the beginning and 342.4 MB in the end (delta: 143.7 MB). Free memory was 155.5 MB in the beginning and 141.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 157.9 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]: 15078, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 157, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 150, TOOLS_POST_TIME[ms]: 5974, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 32, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 156, TOOLS_QUANTIFIERELIM_TIME[ms]: 5933, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 2418, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 169, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME[ms]: 863, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 17, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 5719, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 2283, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 44, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13649, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13649, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 147, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 146, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 406, DAG_COMPRESSION_RETAINED_NODES: 158 - UnprovableResult [Line: 3]: 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 220#(and (exists ((v_main_~a~0.base_BEFORE_CALL_2 Int) (v_main_~acopy~0.offset_BEFORE_CALL_2 Int) (v_main_~i~0_BEFORE_CALL_2 Int) (v_main_~a~0.offset_BEFORE_CALL_2 Int) (v_main_~acopy~0.base_BEFORE_CALL_2 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0) (not (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...