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-lit/cggmp2005_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:26:06,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:26:06,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:26:06,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:26:06,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:26:06,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:26:06,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:26:06,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:26:06,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:26:06,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:26:06,216 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:26:06,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:26:06,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:26:06,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:26:06,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:26:06,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:26:06,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:26:06,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:26:06,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:26:06,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:26:06,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:26:06,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:26:06,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:26:06,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:26:06,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 02:26:06,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 02:26:06,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 02:26:06,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 02:26:06,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 02:26:06,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 02:26:06,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 02:26:06,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 02:26:06,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 02:26:06,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:26:06,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:26:06,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:26:06,244 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 02:26:06,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:26:06,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:26:06,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:26:06,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:26:06,261 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:26:06,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:26:06,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:26:06,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:26:06,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:26:06,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:26:06,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:26:06,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:26:06,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:26:06,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:26:06,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:26:06,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:26:06,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:26:06,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:26:06,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:26:06,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:26:06,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:26:06,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:26:06,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:26:06,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:26:06,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:26:06,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:26:06,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:26:06,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:26:06,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:26:06,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:26:06,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:26:06,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:26:06,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:26:06,313 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:26:06,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/cggmp2005_variant.i [2019-08-10 02:26:06,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf893951/354ef8a1bd3d4c60a35ecc4f9fb8cff7/FLAG5a62c6a6b [2019-08-10 02:26:06,832 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:26:06,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/cggmp2005_variant.i [2019-08-10 02:26:06,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf893951/354ef8a1bd3d4c60a35ecc4f9fb8cff7/FLAG5a62c6a6b [2019-08-10 02:26:07,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf893951/354ef8a1bd3d4c60a35ecc4f9fb8cff7 [2019-08-10 02:26:07,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:26:07,244 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:26:07,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:26:07,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:26:07,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:26:07,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07, skipping insertion in model container [2019-08-10 02:26:07,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,262 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:26:07,279 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:26:07,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:26:07,439 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:26:07,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:26:07,470 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:26:07,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07 WrapperNode [2019-08-10 02:26:07,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:26:07,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:26:07,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:26:07,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:26:07,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:07,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:26:07,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:26:07,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:26:07,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:26:07,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:26:07" (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 02:26:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:26:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:26:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-10 02:26:07,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:26:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:26:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 02:26:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-10 02:26:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 02:26:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:26:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:26:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:26:07,833 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:26:07,834 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 02:26:07,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:26:07 BoogieIcfgContainer [2019-08-10 02:26:07,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:26:07,839 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:26:07,839 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:26:07,840 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:26:07,844 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:26:07" (1/1) ... [2019-08-10 02:26:08,051 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 02:26:08,057 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 02:26:08,060 INFO L168 Benchmark]: Toolchain (without parser) took 815.08 ms. Allocated memory was 132.1 MB in the beginning and 201.3 MB in the end (delta: 69.2 MB). Free memory was 86.5 MB in the beginning and 160.9 MB in the end (delta: -74.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 02:26:08,061 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 02:26:08,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.65 ms. Allocated memory is still 132.1 MB. Free memory was 86.1 MB in the beginning and 77.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-10 02:26:08,064 INFO L168 Benchmark]: Boogie Preprocessor took 131.15 ms. Allocated memory was 132.1 MB in the beginning and 201.3 MB in the end (delta: 69.2 MB). Free memory was 77.1 MB in the beginning and 178.8 MB in the end (delta: -101.7 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:26:08,065 INFO L168 Benchmark]: RCFGBuilder took 235.94 ms. Allocated memory is still 201.3 MB. Free memory was 178.2 MB in the beginning and 167.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-10 02:26:08,067 INFO L168 Benchmark]: Symbolic Interpretation took 218.31 ms. Allocated memory is still 201.3 MB. Free memory was 167.3 MB in the beginning and 160.9 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:26:08,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 5]: 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 35#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 225.65 ms. Allocated memory is still 132.1 MB. Free memory was 86.1 MB in the beginning and 77.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.15 ms. Allocated memory was 132.1 MB in the beginning and 201.3 MB in the end (delta: 69.2 MB). Free memory was 77.1 MB in the beginning and 178.8 MB in the end (delta: -101.7 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 235.94 ms. Allocated memory is still 201.3 MB. Free memory was 178.2 MB in the beginning and 167.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 218.31 ms. Allocated memory is still 201.3 MB. Free memory was 167.3 MB in the beginning and 160.9 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...