/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain IntervalDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/forester-heap/sll-01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 14:16:36,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 14:16:36,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 14:16:36,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 14:16:36,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 14:16:36,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 14:16:36,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 14:16:36,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 14:16:36,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 14:16:36,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 14:16:36,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 14:16:36,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 14:16:36,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 14:16:36,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 14:16:36,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 14:16:36,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 14:16:36,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 14:16:36,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 14:16:36,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 14:16:36,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 14:16:36,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 14:16:36,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 14:16:36,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 14:16:36,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 14:16:36,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 14:16:36,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 14:16:36,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 14:16:36,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 14:16:36,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 14:16:36,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 14:16:36,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 14:16:36,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 14:16:36,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 14:16:36,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 14:16:36,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 14:16:36,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 14:16:36,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 14:16:36,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 14:16:36,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 14:16:36,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 14:16:36,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 14:16:36,311 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 [2023-03-22 14:16:36,337 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 14:16:36,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 14:16:36,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 14:16:36,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 14:16:36,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 14:16:36,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 14:16:36,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 14:16:36,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 14:16:36,339 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 14:16:36,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 14:16:36,340 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-22 14:16:36,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 14:16:36,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-22 14:16:36,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 14:16:36,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 14:16:36,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 14:16:36,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 14:16:36,342 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 14:16:36,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 14:16:36,343 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 14:16:36,343 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-22 14:16:36,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 14:16:36,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 14:16:36,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 14:16:36,560 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 14:16:36,560 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 14:16:36,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2023-03-22 14:16:37,640 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 14:16:37,796 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 14:16:37,797 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2023-03-22 14:16:37,816 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b982c0e2/e6524e4c7ac04ef4ac3bf7514896bcd2/FLAGc53359376 [2023-03-22 14:16:37,828 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b982c0e2/e6524e4c7ac04ef4ac3bf7514896bcd2 [2023-03-22 14:16:37,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 14:16:37,833 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 14:16:37,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 14:16:37,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 14:16:37,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 14:16:37,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 02:16:37" (1/1) ... [2023-03-22 14:16:37,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ab8f83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:37, skipping insertion in model container [2023-03-22 14:16:37,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 02:16:37" (1/1) ... [2023-03-22 14:16:37,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 14:16:37,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 14:16:38,134 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2023-03-22 14:16:38,144 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2023-03-22 14:16:38,147 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2023-03-22 14:16:38,148 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2023-03-22 14:16:38,151 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2023-03-22 14:16:38,152 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2023-03-22 14:16:38,153 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2023-03-22 14:16:38,155 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2023-03-22 14:16:38,157 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2023-03-22 14:16:38,158 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2023-03-22 14:16:38,160 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2023-03-22 14:16:38,161 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2023-03-22 14:16:38,163 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2023-03-22 14:16:38,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 14:16:38,174 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 14:16:38,205 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2023-03-22 14:16:38,206 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2023-03-22 14:16:38,207 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2023-03-22 14:16:38,208 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2023-03-22 14:16:38,214 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2023-03-22 14:16:38,215 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2023-03-22 14:16:38,218 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2023-03-22 14:16:38,219 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2023-03-22 14:16:38,220 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2023-03-22 14:16:38,221 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2023-03-22 14:16:38,225 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2023-03-22 14:16:38,226 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2023-03-22 14:16:38,227 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2023-03-22 14:16:38,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 14:16:38,250 INFO L208 MainTranslator]: Completed translation [2023-03-22 14:16:38,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38 WrapperNode [2023-03-22 14:16:38,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 14:16:38,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 14:16:38,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 14:16:38,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 14:16:38,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,301 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 14:16:38,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 14:16:38,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 14:16:38,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 14:16:38,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 14:16:38,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 14:16:38,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-22 14:16:38,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-22 14:16:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 14:16:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 14:16:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 14:16:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 14:16:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2023-03-22 14:16:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2023-03-22 14:16:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2023-03-22 14:16:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure select [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2023-03-22 14:16:38,370 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure random [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2023-03-22 14:16:38,371 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2023-03-22 14:16:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2023-03-22 14:16:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure system [2023-03-22 14:16:38,374 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure div [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2023-03-22 14:16:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2023-03-22 14:16:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 14:16:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 14:16:38,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 14:16:38,554 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 14:16:38,556 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 14:16:38,799 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 14:16:38,804 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 14:16:38,804 INFO L302 CfgBuilder]: Removed 30 assume(true) statements. [2023-03-22 14:16:38,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 02:16:38 BoogieIcfgContainer [2023-03-22 14:16:38,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 14:16:38,806 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 14:16:38,806 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 14:16:38,806 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 14:16:38,807 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 02:16:38" (1/1) ... [2023-03-22 14:16:38,807 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=IntervalDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-22 14:16:38,840 INFO L159 IcfgInterpreter]: Started Sifa with 13 locations of interest [2023-03-22 14:16:38,842 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 14:16:38,845 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 14:16:38,849 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 14:16:38,850 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 14:16:38,983 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 42 for LOIs