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/loop-invgen/id_build.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:25:35,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:25:35,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:25:35,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:25:35,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:25:35,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:25:35,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:25:35,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:25:35,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:25:35,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:25:35,298 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:25:35,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:25:35,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:25:35,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:25:35,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:25:35,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:25:35,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:25:35,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:25:35,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:25:35,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:25:35,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:25:35,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:25:35,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:25:35,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:25:35,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 02:25:35,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 02:25:35,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 02:25:35,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 02:25:35,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 02:25:35,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 02:25:35,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 02:25:35,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 02:25:35,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 02:25:35,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 02:25:35,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 02:25:35,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 02:25:35,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 02:25:35,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 02:25:35,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:25:35,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:25:35,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:25:35,324 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 [2019-08-10 02:25:35,339 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:25:35,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:25:35,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:25:35,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:25:35,341 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:25:35,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:25:35,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:25:35,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:25:35,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:25:35,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:25:35,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:25:35,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:25:35,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:25:35,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:25:35,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:25:35,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:25:35,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:25:35,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:25:35,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:25:35,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:25:35,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:25:35,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:25:35,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:25:35,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:25:35,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:25:35,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:25:35,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:25:35,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:25:35,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:25:35,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:25:35,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:25:35,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:25:35,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:25:35,391 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:25:35,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-08-10 02:25:35,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1612b3f07/f13c20083e01456bab497fe35153a629/FLAG4b38874ae [2019-08-10 02:25:36,024 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:25:36,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-08-10 02:25:36,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1612b3f07/f13c20083e01456bab497fe35153a629/FLAG4b38874ae [2019-08-10 02:25:36,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1612b3f07/f13c20083e01456bab497fe35153a629 [2019-08-10 02:25:36,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:25:36,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:25:36,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:25:36,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:25:36,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:25:36,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:25:36" (1/1) ... [2019-08-10 02:25:36,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139ed062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:36, skipping insertion in model container [2019-08-10 02:25:36,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:25:36" (1/1) ... [2019-08-10 02:25:36,322 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:25:36,418 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:25:36,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:25:36,985 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:25:37,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:25:37,351 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:25:37,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37 WrapperNode [2019-08-10 02:25:37,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:25:37,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:25:37,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:25:37,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:25:37,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (1/1) ... [2019-08-10 02:25:37,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:25:37,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:25:37,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:25:37,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:25:37,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:25:37" (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 [2019-08-10 02:25:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:25:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:25:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:25:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:25:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 02:25:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-10 02:25:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 02:25:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:25:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:25:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:25:39,163 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:25:39,163 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 02:25:39,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:25:39 BoogieIcfgContainer [2019-08-10 02:25:39,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:25:39,168 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:25:39,168 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:25:39,170 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:25:39,171 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:25:39" (1/1) ... [2019-08-10 02:25:40,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,531 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,545 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,558 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,568 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,600 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,613 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,636 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,730 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,741 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,751 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,760 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,778 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,860 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,874 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,884 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,892 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,905 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,982 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:40,991 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,000 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,007 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,020 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,097 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,106 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,115 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,123 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,135 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,208 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,219 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,266 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,277 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,316 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,327 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,364 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,376 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,400 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,436 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,442 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,448 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,454 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,457 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,473 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,516 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,521 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,527 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,530 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,536 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,548 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,584 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,589 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,595 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,601 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,613 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,651 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,657 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,663 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,668 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,680 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,716 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,722 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,727 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,733 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,738 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,743 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,748 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,754 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,758 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,761 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,767 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,772 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,778 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,783 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,789 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,793 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,796 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,799 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,806 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,811 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,824 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,861 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,866 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,911 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,923 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,929 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,936 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,942 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,950 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,954 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,957 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,971 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,981 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,989 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:41,995 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,013 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,049 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,055 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,060 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,066 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,071 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,076 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,081 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,087 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,094 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,100 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,107 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,118 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,123 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,127 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,131 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,134 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,140 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,155 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,197 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,237 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,244 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,250 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,257 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,262 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,266 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,271 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,277 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,280 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,284 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,289 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,294 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,298 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,303 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,308 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-08-10 02:25:42,328 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 02:25:42,336 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 02:25:42,339 INFO L168 Benchmark]: Toolchain (without parser) took 6033.43 ms. Allocated memory was 130.5 MB in the beginning and 521.7 MB in the end (delta: 391.1 MB). Free memory was 83.8 MB in the beginning and 366.1 MB in the end (delta: -282.3 MB). Peak memory consumption was 312.9 MB. Max. memory is 7.1 GB. [2019-08-10 02:25:42,340 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 02:25:42,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.00 ms. Allocated memory was 130.5 MB in the beginning and 207.6 MB in the end (delta: 77.1 MB). Free memory was 83.6 MB in the beginning and 177.7 MB in the end (delta: -94.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2019-08-10 02:25:42,342 INFO L168 Benchmark]: Boogie Preprocessor took 139.35 ms. Allocated memory is still 207.6 MB. Free memory was 177.7 MB in the beginning and 173.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-10 02:25:42,343 INFO L168 Benchmark]: RCFGBuilder took 1674.97 ms. Allocated memory was 207.6 MB in the beginning and 287.3 MB in the end (delta: 79.7 MB). Free memory was 173.4 MB in the beginning and 233.6 MB in the end (delta: -60.2 MB). Peak memory consumption was 114.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:25:42,344 INFO L168 Benchmark]: Symbolic Interpretation took 3168.87 ms. Allocated memory was 287.3 MB in the beginning and 521.7 MB in the end (delta: 234.4 MB). Free memory was 233.6 MB in the beginning and 366.1 MB in the end (delta: -132.5 MB). Peak memory consumption was 305.9 MB. Max. memory is 7.1 GB. [2019-08-10 02:25:42,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 1775]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 2408#(and (or (and (= main_~__VERIFIER_assert__cond~136 main_~__tmp_137~0) (= main_~__VERIFIER_assert__cond~150 main_~__tmp_151~0) (or (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (= 1 main_~__tmp_152~0)) (and (= 0 main_~__tmp_152~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))) (< main_~main__j~0 10) (not (= main_~__VERIFIER_assert__cond~152 0)) (not (= main_~__VERIFIER_assert__cond~151 0)) (or (and (= 1 main_~__tmp_150~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0)) (and (= 0 main_~__tmp_150~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))) (or (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_151~0)) (and (= 0 main_~__tmp_151~0) (not (< 0 (+ main_~main__i~0 1))))) (< main_~main__j~0 8) (= main_~__VERIFIER_assert__cond~151 main_~__tmp_152~0) (not (= main_~__VERIFIER_assert__cond~150 0)) (or (and (= 0 main_~__tmp_153~0) (not (< 0 (+ main_~main__i~0 1)))) (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_153~0))) (= main_~__VERIFIER_assert__cond~152 main_~__tmp_153~0) (< main_~main__j~0 9) (= main_~__VERIFIER_assert__cond~149 main_~__tmp_150~0) (= (ite (<= (+ main_~main__i~0 1) main_~main__nlen~0) 1 0) main_~__tmp_137~0) (not (= main_~__VERIFIER_assert__cond~149 0))) (and (= main_~__VERIFIER_assert__cond~136 main_~__tmp_137~0) (or (and (= 0 main_~__tmp_137~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0))) (and (= 1 main_~__tmp_137~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0))) (not (= main_~__VERIFIER_assert__cond~135 0)) (or (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_136~0)) (and (= 0 main_~__tmp_136~0) (not (< 0 (+ main_~main__i~0 1))))) (= main_~__VERIFIER_assert__cond~135 main_~__tmp_136~0) (or (and (= main_~__VERIFIER_assert__cond~150 main_~__tmp_151~0) (< main_~main__j~0 10) (or (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (= 1 main_~__tmp_152~0)) (and (= 0 main_~__tmp_152~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))) (not (= main_~__VERIFIER_assert__cond~152 0)) (not (= main_~__VERIFIER_assert__cond~151 0)) (or (and (= 1 main_~__tmp_150~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0)) (and (= 0 main_~__tmp_150~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))) (or (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_151~0)) (and (= 0 main_~__tmp_151~0) (not (< 0 (+ main_~main__i~0 1))))) (= main_~__VERIFIER_assert__cond~151 main_~__tmp_152~0) (not (= main_~__VERIFIER_assert__cond~150 0)) (< main_~main__j~0 11) (or (and (= 0 main_~__tmp_153~0) (not (< 0 (+ main_~main__i~0 1)))) (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_153~0))) (= main_~__VERIFIER_assert__cond~152 main_~__tmp_153~0) (< main_~main__j~0 9) (= main_~__VERIFIER_assert__cond~149 main_~__tmp_150~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0) (not (= main_~__VERIFIER_assert__cond~149 0))) (and (= main_~__VERIFIER_assert__cond~134 main_~__tmp_135~0) (< main_~main__j~0 10) (or (and (= 0 main_~__tmp_134~0) (not (< 0 (+ main_~main__i~0 1)))) (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_134~0))) (not (= main_~__VERIFIER_assert__cond~133 0)) (not (= main_~__VERIFIER_assert__cond~134 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (< main_~main__j~0 9) (or (and (= 0 main_~__tmp_135~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0))) (and (= 1 main_~__tmp_135~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0))) (or (and (= 1 main_~__tmp_133~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0)) (and (= 0 main_~__tmp_133~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))))) (< main_~main__j~0 8))) (= main_~__VERIFIER_assert__cond~136 0)). Possible FailurePath: - UnprovableResult [Line: 1758]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 2697#(and (= main_~__VERIFIER_assert__cond~135 0) (= main_~__VERIFIER_assert__cond~135 main_~__tmp_136~0) (or (and (= main_~__VERIFIER_assert__cond~136 main_~__tmp_137~0) (= main_~__VERIFIER_assert__cond~150 main_~__tmp_151~0) (or (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (= 1 main_~__tmp_152~0)) (and (= 0 main_~__tmp_152~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))) (< main_~main__j~0 10) (not (= main_~__VERIFIER_assert__cond~152 0)) (not (= main_~__VERIFIER_assert__cond~151 0)) (or (and (= 1 main_~__tmp_150~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0)) (and (= 0 main_~__tmp_150~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))) (or (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_151~0)) (and (= 0 main_~__tmp_151~0) (not (< 0 (+ main_~main__i~0 1))))) (< main_~main__j~0 8) (= main_~__VERIFIER_assert__cond~151 main_~__tmp_152~0) (not (= main_~__VERIFIER_assert__cond~150 0)) (not (= main_~__VERIFIER_assert__cond~136 0)) (or (and (= 0 main_~__tmp_153~0) (not (< 0 (+ main_~main__i~0 1)))) (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_153~0))) (= main_~__VERIFIER_assert__cond~152 main_~__tmp_153~0) (< main_~main__j~0 9) (= main_~__VERIFIER_assert__cond~149 main_~__tmp_150~0) (= (ite (<= (+ main_~main__i~0 1) main_~main__nlen~0) 1 0) main_~__tmp_137~0) (not (= main_~__VERIFIER_assert__cond~149 0))) (and (= main_~__VERIFIER_assert__cond~134 main_~__tmp_135~0) (or (and (= 0 main_~__tmp_134~0) (not (< 0 (+ main_~main__i~0 1)))) (and (< 0 (+ main_~main__i~0 1)) (= 1 main_~__tmp_134~0))) (not (= main_~__VERIFIER_assert__cond~133 0)) (not (= main_~__VERIFIER_assert__cond~134 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= (ite (<= (+ main_~main__i~0 1) main_~main__nlen~0) 1 0) main_~__tmp_135~0) (< main_~main__j~0 9) (< main_~main__j~0 8) (or (and (= 1 main_~__tmp_133~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0)) (and (= 0 main_~__tmp_133~0) (not (<= (+ main_~main__i~0 1) main_~main__nlen~0)))))) (= main_~__tmp_136~0 (ite (< 0 (+ main_~main__i~0 1)) 1 0))). 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 130.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1046.00 ms. Allocated memory was 130.5 MB in the beginning and 207.6 MB in the end (delta: 77.1 MB). Free memory was 83.6 MB in the beginning and 177.7 MB in the end (delta: -94.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.35 ms. Allocated memory is still 207.6 MB. Free memory was 177.7 MB in the beginning and 173.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1674.97 ms. Allocated memory was 207.6 MB in the beginning and 287.3 MB in the end (delta: 79.7 MB). Free memory was 173.4 MB in the beginning and 233.6 MB in the end (delta: -60.2 MB). Peak memory consumption was 114.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3168.87 ms. Allocated memory was 287.3 MB in the beginning and 521.7 MB in the end (delta: 234.4 MB). Free memory was 233.6 MB in the beginning and 366.1 MB in the end (delta: -132.5 MB). Peak memory consumption was 305.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...