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/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:42:25,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:42:25,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:42:25,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:42:25,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:42:25,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:42:25,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:42:25,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:42:25,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:42:25,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:42:25,792 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:42:25,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:42:25,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:42:25,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:42:25,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:42:25,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:42:25,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:42:25,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:42:25,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:42:25,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:42:25,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:42:25,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:42:25,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:42:25,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:42:25,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:42:25,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:42:25,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:42:25,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:42:25,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:42:25,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:42:25,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:42:25,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:42:25,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:42:25,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:42:25,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:42:25,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:42:25,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:42:25,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:42:25,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:42:25,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:42:25,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:42:25,828 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 [2019-08-14 20:42:25,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:42:25,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:42:25,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:42:25,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:42:25,845 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:42:25,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:42:25,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:42:25,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:42:25,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:42:25,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:42:25,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:42:25,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:42:25,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:42:25,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:42:25,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:42:25,847 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:42:25,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:42:25,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:42:25,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:42:25,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:42:25,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:42:25,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:42:25,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:42:25,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:42:25,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:42:25,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:42:25,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:42:25,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:42:25,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:42:25,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:42:25,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:42:25,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:42:25,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:42:25,902 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:42:25,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-08-14 20:42:25,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e8cb61f/8382d56ff06b4f75bf7e7a0c65a6fdfe/FLAGdfb1220da [2019-08-14 20:42:26,452 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:42:26,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-08-14 20:42:26,466 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e8cb61f/8382d56ff06b4f75bf7e7a0c65a6fdfe/FLAGdfb1220da [2019-08-14 20:42:26,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e8cb61f/8382d56ff06b4f75bf7e7a0c65a6fdfe [2019-08-14 20:42:26,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:42:26,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:42:26,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:42:26,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:42:26,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:42:26,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:42:26" (1/1) ... [2019-08-14 20:42:26,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40484efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:26, skipping insertion in model container [2019-08-14 20:42:26,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:42:26" (1/1) ... [2019-08-14 20:42:26,854 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:42:26,913 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:42:27,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:42:27,199 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:42:27,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:42:27,337 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:42:27,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27 WrapperNode [2019-08-14 20:42:27,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:42:27,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:42:27,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:42:27,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:42:27,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:27,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:42:27,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:42:27,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:42:27,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:42:27,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:42:27" (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 [2019-08-14 20:42:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:42:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:42:27,453 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:42:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:42:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 20:42:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 20:42:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:42:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:42:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:42:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:42:27,841 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:42:27,841 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 20:42:27,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:42:27 BoogieIcfgContainer [2019-08-14 20:42:27,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:42:27,843 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:42:27,843 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:42:27,843 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:42:27,844 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:42:27" (1/1) ... [2019-08-14 20:42:28,106 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:42:28,225 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:42:28,545 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5120 conjuctions. This might take some time... [2019-08-14 20:42:35,219 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5120 conjuctions. This might take some time... [2019-08-14 20:42:41,756 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:42:46,097 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:42:46,138 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:42:50,713 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:42:50,761 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:42:54,857 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:42:54,908 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:42:59,499 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:42:59,529 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:03,552 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:03,599 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:07,633 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:07,660 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:11,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:12,002 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:16,047 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:16,084 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:20,389 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:20,419 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:24,783 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:24,809 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:28,815 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:28,858 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:32,620 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:32,645 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:36,440 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:36,478 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:40,704 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:40,728 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:44,513 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:44,555 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:48,540 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:48,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:52,174 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:52,204 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:43:56,756 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:43:56,776 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:00,451 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:00,483 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:04,302 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:04,323 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:07,891 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:07,919 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:12,062 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:12,079 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:15,976 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:16,403 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7200 conjuctions. This might take some time... [2019-08-14 20:44:26,435 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:30,494 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:30,612 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5632 conjuctions. This might take some time... [2019-08-14 20:44:38,071 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:41,822 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:42,048 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7200 conjuctions. This might take some time... [2019-08-14 20:44:51,045 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:44:55,002 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:44:55,362 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7200 conjuctions. This might take some time... [2019-08-14 20:45:05,125 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:09,072 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:09,095 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:13,073 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:13,094 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:16,782 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:16,855 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:20,532 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:20,584 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:24,498 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:24,547 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:28,478 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:28,527 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:32,307 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:32,337 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:35,874 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:35,907 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:39,912 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:39,941 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-08-14 20:45:44,557 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-08-14 20:45:44,612 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:45:44,615 INFO L168 Benchmark]: Toolchain (without parser) took 197776.55 ms. Allocated memory was 137.9 MB in the beginning and 374.9 MB in the end (delta: 237.0 MB). Free memory was 87.4 MB in the beginning and 55.0 MB in the end (delta: 32.4 MB). Peak memory consumption was 545.5 MB. Max. memory is 7.1 GB. [2019-08-14 20:45:44,616 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:45:44,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.51 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 87.2 MB in the beginning and 177.1 MB in the end (delta: -89.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:45:44,618 INFO L168 Benchmark]: Boogie Preprocessor took 51.12 ms. Allocated memory is still 199.2 MB. Free memory was 177.1 MB in the beginning and 175.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:45:44,619 INFO L168 Benchmark]: RCFGBuilder took 452.10 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 153.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:45:44,620 INFO L168 Benchmark]: Symbolic Interpretation took 196768.94 ms. Allocated memory was 199.2 MB in the beginning and 374.9 MB in the end (delta: 175.6 MB). Free memory was 153.5 MB in the beginning and 55.0 MB in the end (delta: 98.6 MB). Peak memory consumption was 550.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:45:44,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 224]: 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 17616#(and (or (and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__j~0) 1 0) main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)) (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= |old(~__return_334~0)| ~__return_334~0) (= main_~main__limit~0 (+ main_~main__bufsize~0 (- 4))) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~1 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (<= 0 (+ main_~main__len~0 2147483648)) (= (ite (<= 0 main_~main__j~0) 1 0) main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (or (and (not (< main_~main__i~0 main_~main__len~0)) (= 0 main_~__tmp_11~0)) (and (< main_~main__i~0 main_~main__len~0) (= 1 main_~__tmp_11~0))) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (< 0 main_~main__limit~0) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= 1 main_~main__i~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (or (and (not (< 0 main_~main__bufsize~0)) (= main_~__tmp_9~0 0)) (and (= main_~__tmp_9~0 1) (< 0 main_~main__bufsize~0))) (= |old(~__return_334~0)| 0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main__bufsize~0 2147483647) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (<= main_~main__len~0 2147483647) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= 1 main_~main__j~0) (= 0 main_~main____CPAchecker_TMP_2~0) (or (and (not (< 0 main_~main__len~0)) (= main_~__tmp_7~0 0)) (and (< 0 main_~main__len~0) (= main_~__tmp_7~0 1))) (or (and (not (< 1 main_~main__len~0)) (= main_~__tmp_1~0 0)) (and (< 1 main_~main__len~0) (= main_~__tmp_1~0 1))) (= main_~__tmp_2~0 1) (= 0 main_~main____CPAchecker_TMP_1~0) (< 1 main_~main__len~0) (< 0 main_~main__len~0) (= 1 main_~__tmp_10~0) (= main_~__tmp_8~0 1) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (not (< main_~main__bufsize~0 0)) (= ~__return_main~0 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= 0 (+ main_~main__bufsize~0 2147483648)))) (= main_~__VERIFIER_assert__cond~13 0)). Possible FailurePath: - UnprovableResult [Line: 240]: 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 16173#(and (or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= |old(~__return_334~0)| ~__return_334~0) (= main_~main__limit~0 (+ main_~main__bufsize~0 (- 4))) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~1 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (or (and (= 1 main_~__tmp_14~0) (<= 0 main_~main____CPAchecker_TMP_3~0)) (and (= 0 main_~__tmp_14~0) (not (<= 0 main_~main____CPAchecker_TMP_3~0)))) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (<= 0 (+ main_~main__len~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= 1 main_~main____CPAchecker_TMP_4~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (< 0 main_~main__limit~0) (or (and (= 0 main_~__tmp_13~0) (not (< main_~main____CPAchecker_TMP_3~0 main_~main__bufsize~0))) (and (= 1 main_~__tmp_13~0) (< main_~main____CPAchecker_TMP_3~0 main_~main__bufsize~0))) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (or (and (not (< 0 main_~main__bufsize~0)) (= main_~__tmp_9~0 0)) (and (= main_~__tmp_9~0 1) (< 0 main_~main__bufsize~0))) (= |old(~__return_334~0)| 0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main__bufsize~0 2147483647) (or (and (= 1 main_~__tmp_11~0) (< main_~main____CPAchecker_TMP_4~0 main_~main__len~0)) (and (not (< main_~main____CPAchecker_TMP_4~0 main_~main__len~0)) (= 0 main_~__tmp_11~0))) (= 1 main_~main____CPAchecker_TMP_3~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (<= main_~main__len~0 2147483647) (= 0 main_~main____CPAchecker_TMP_2~0) (or (and (not (< 0 main_~main__len~0)) (= main_~__tmp_7~0 0)) (and (< 0 main_~main__len~0) (= main_~__tmp_7~0 1))) (or (and (not (< 1 main_~main__len~0)) (= main_~__tmp_1~0 0)) (and (< 1 main_~main__len~0) (= main_~__tmp_1~0 1))) (= main_~__tmp_2~0 1) (= 0 main_~main____CPAchecker_TMP_1~0) (< 1 main_~main__len~0) (< 0 main_~main__len~0) (= 1 main_~__tmp_10~0) (or (and (= 1 main_~__tmp_12~0) (<= 0 main_~main____CPAchecker_TMP_4~0)) (and (not (<= 0 main_~main____CPAchecker_TMP_4~0)) (= 0 main_~__tmp_12~0))) (= main_~__tmp_8~0 1) (not (< main_~main__bufsize~0 0)) (= ~__return_main~0 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= 0 (+ main_~main__bufsize~0 2147483648))) (and (or (and (= 0 main_~__tmp_13~0) (not (< main_~main____CPAchecker_TMP_3~0 main_~main__bufsize~0))) (and (= 1 main_~__tmp_13~0) (< main_~main____CPAchecker_TMP_3~0 main_~main__bufsize~0))) (or (and (= 1 main_~__tmp_14~0) (<= 0 main_~main____CPAchecker_TMP_3~0)) (and (= 0 main_~__tmp_14~0) (not (<= 0 main_~main____CPAchecker_TMP_3~0)))) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (or (and (= 1 main_~__tmp_12~0) (<= 0 main_~main____CPAchecker_TMP_4~0)) (and (not (<= 0 main_~main____CPAchecker_TMP_4~0)) (= 0 main_~__tmp_12~0))) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0))) (= main_~__VERIFIER_assert__cond~14 0) (= (+ main_~main____CPAchecker_TMP_4~0 1) main_~main__i~0) (= (+ main_~main____CPAchecker_TMP_3~0 1) main_~main__j~0) (or (and (not (< main_~main__j~0 main_~main__bufsize~0)) (= 0 main_~__tmp_15~0)) (and (= 1 main_~__tmp_15~0) (< main_~main__j~0 main_~main__bufsize~0))) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (not (= main_~__VERIFIER_assert__cond~13 0))). Possible FailurePath: - PositiveResult [Line: 252]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 83]: 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 34092#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - UnprovableResult [Line: 200]: 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 21755#(or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= |old(~__return_334~0)| ~__return_334~0) (= main_~main__limit~0 (+ main_~main__bufsize~0 (- 4))) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~1 0)) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (<= 0 (+ main_~main__len~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~8 0)) (or (and (not (< main_~main__i~0 main_~main__len~0)) (= 0 main_~__tmp_11~0)) (and (< main_~main__i~0 main_~main__len~0) (= 1 main_~__tmp_11~0))) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (< 0 main_~main__limit~0) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= 1 main_~main__i~0) (or (and (not (< 0 main_~main__bufsize~0)) (= main_~__tmp_9~0 0)) (and (= main_~__tmp_9~0 1) (< 0 main_~main__bufsize~0))) (= |old(~__return_334~0)| 0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main__bufsize~0 2147483647) (= main_~__VERIFIER_assert__cond~11 0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (<= main_~main__len~0 2147483647) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= 1 main_~main__j~0) (= 0 main_~main____CPAchecker_TMP_2~0) (or (and (not (< 0 main_~main__len~0)) (= main_~__tmp_7~0 0)) (and (< 0 main_~main__len~0) (= main_~__tmp_7~0 1))) (or (and (not (< 1 main_~main__len~0)) (= main_~__tmp_1~0 0)) (and (< 1 main_~main__len~0) (= main_~__tmp_1~0 1))) (= main_~__tmp_2~0 1) (= 0 main_~main____CPAchecker_TMP_1~0) (< 1 main_~main__len~0) (< 0 main_~main__len~0) (= 1 main_~__tmp_10~0) (= main_~__tmp_8~0 1) (not (< main_~main__bufsize~0 0)) (= ~__return_main~0 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= 0 (+ main_~main__bufsize~0 2147483648))) (and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= (+ main_~main____CPAchecker_TMP_2~0 1) main_~main__i~0) (or (and (< main_~main____CPAchecker_TMP_1~0 main_~main__bufsize~0) (= main_~__tmp_9~0 1)) (and (not (< main_~main____CPAchecker_TMP_1~0 main_~main__bufsize~0)) (= main_~__tmp_9~0 0))) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (or (and (not (<= 0 main_~main____CPAchecker_TMP_1~0)) (= 0 main_~__tmp_10~0)) (and (<= 0 main_~main____CPAchecker_TMP_1~0) (= 1 main_~__tmp_10~0))) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (or (and (not (< main_~main__i~0 main_~main__len~0)) (= 0 main_~__tmp_11~0)) (and (< main_~main__i~0 main_~main__len~0) (= 1 main_~__tmp_11~0))) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8))). Possible FailurePath: - UnprovableResult [Line: 212]: 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 20234#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__j~0) (= (+ main_~main____CPAchecker_TMP_2~0 1) main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__VERIFIER_assert__cond~12 0) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (or (and (not (< main_~main__i~0 main_~main__len~0)) (= 0 main_~__tmp_11~0)) (and (< main_~main__i~0 main_~main__len~0) (= 1 main_~__tmp_11~0))) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (not (= main_~__VERIFIER_assert__cond~9 0))). Possible FailurePath: - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 95]: 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 33318#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__VERIFIER_assert__cond~4 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - UnprovableResult [Line: 107]: 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 32543#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_6~0 (ite (<= 0 main_~main__j~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - UnprovableResult [Line: 160]: 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 28524#(= main_~__VERIFIER_assert__cond~8 0). Possible FailurePath: - UnprovableResult [Line: 172]: 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 26986#(= main_~__VERIFIER_assert__cond~9 0). Possible FailurePath: - UnprovableResult [Line: 71]: 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 34865#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - PositiveResult [Line: 148]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 42]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 54]: 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 30959#(and (< main_~main__j~0 main_~main__limit~0) (= main_~__VERIFIER_assert__cond~1 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_2~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= (ite (< (+ main_~main__i~0 1) main_~main__len~0) 1 0) main_~__tmp_1~0) (not (= main_~__VERIFIER_assert__cond~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0)). Possible FailurePath: - UnprovableResult [Line: 188]: 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 24371#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= (+ main_~main____CPAchecker_TMP_1~0 1) main_~main__j~0) (= main_~__VERIFIER_assert__cond~10 0) (= (+ main_~main____CPAchecker_TMP_2~0 1) main_~main__i~0) (or (and (not (< main_~main__i~0 main_~main__len~0)) (= 0 main_~__tmp_11~0)) (and (< main_~main__i~0 main_~main__len~0) (= 1 main_~__tmp_11~0))) (not (= main_~__VERIFIER_assert__cond~9 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 500.51 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 87.2 MB in the beginning and 177.1 MB in the end (delta: -89.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.12 ms. Allocated memory is still 199.2 MB. Free memory was 177.1 MB in the beginning and 175.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 452.10 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 153.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 196768.94 ms. Allocated memory was 199.2 MB in the beginning and 374.9 MB in the end (delta: 175.6 MB). Free memory was 153.5 MB in the beginning and 55.0 MB in the end (delta: 98.6 MB). Peak memory consumption was 550.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...