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/loops/while_infinite_loop_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:41:29,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:41:29,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:41:29,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:41:29,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:41:29,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:41:29,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:41:29,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:41:29,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:41:29,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:41:29,336 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:41:29,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:41:29,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:41:29,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:41:29,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:41:29,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:41:29,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:41:29,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:41:29,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:41:29,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:41:29,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:41:29,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:41:29,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:41:29,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:41:29,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 20:41:29,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:41:29,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:41:29,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:41:29,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:41:29,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:41:29,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:41:29,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:41:29,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:41:29,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:41:29,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:41:29,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:41:29,363 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 20:41:29,387 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:41:29,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:41:29,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:41:29,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:41:29,390 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:41:29,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:41:29,390 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:41:29,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:41:29,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:41:29,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:41:29,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:41:29,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:41:29,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:41:29,392 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:41:29,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:41:29,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:41:29,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:41:29,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:41:29,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:41:29,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:41:29,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:41:29,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:41:29,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:41:29,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:41:29,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:41:29,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:41:29,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:41:29,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:41:29,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:41:29,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:41:29,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:41:29,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:41:29,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:41:29,455 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:41:29,456 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/while_infinite_loop_1.c [2019-08-14 20:41:29,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/570b663c1/029b60d464d243d1bd02cbc126eb5066/FLAG400696bfc [2019-08-14 20:41:29,919 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:41:29,920 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/while_infinite_loop_1.c [2019-08-14 20:41:29,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/570b663c1/029b60d464d243d1bd02cbc126eb5066/FLAG400696bfc [2019-08-14 20:41:30,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/570b663c1/029b60d464d243d1bd02cbc126eb5066 [2019-08-14 20:41:30,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:41:30,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:41:30,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:41:30,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:41:30,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:41:30,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65643380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30, skipping insertion in model container [2019-08-14 20:41:30,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,340 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:41:30,359 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:41:30,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:41:30,590 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:41:30,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:41:30,624 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:41:30,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30 WrapperNode [2019-08-14 20:41:30,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:41:30,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:41:30,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:41:30,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:41:30,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:30,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:41:30,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:41:30,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:41:30,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:41:30,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:30" (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 20:41:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:41:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:41:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 20:41:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:41:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:41:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 20:41:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:41:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:41:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:41:30,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:41:30,982 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 20:41:30,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:41:30 BoogieIcfgContainer [2019-08-14 20:41:30,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:41:30,984 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:41:30,984 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:41:30,985 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:41:30,986 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:41:30" (1/1) ... [2019-08-14 20:41:31,149 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:41:31,152 INFO L168 Benchmark]: Toolchain (without parser) took 829.32 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 88.8 MB in the beginning and 163.0 MB in the end (delta: -74.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 20:41:31,153 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:41:31,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.40 ms. Allocated memory is still 141.0 MB. Free memory was 88.4 MB in the beginning and 79.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:31,155 INFO L168 Benchmark]: Boogie Preprocessor took 136.91 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 79.5 MB in the beginning and 178.9 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:31,156 INFO L168 Benchmark]: RCFGBuilder took 220.19 ms. Allocated memory is still 200.3 MB. Free memory was 178.9 MB in the beginning and 168.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:31,157 INFO L168 Benchmark]: Symbolic Interpretation took 165.06 ms. Allocated memory is still 200.3 MB. Free memory was 168.8 MB in the beginning and 163.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:31,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 303.40 ms. Allocated memory is still 141.0 MB. Free memory was 88.4 MB in the beginning and 79.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.91 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 79.5 MB in the beginning and 178.9 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 220.19 ms. Allocated memory is still 200.3 MB. Free memory was 178.9 MB in the beginning and 168.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 165.06 ms. Allocated memory is still 200.3 MB. Free memory was 168.8 MB in the beginning and 163.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...