/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/forester-heap/dll-token-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 06:02:21,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 06:02:21,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 06:02:21,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 06:02:21,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 06:02:21,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 06:02:21,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 06:02:21,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 06:02:21,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 06:02:21,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 06:02:21,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 06:02:21,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 06:02:21,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 06:02:21,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 06:02:21,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 06:02:21,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 06:02:21,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 06:02:21,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 06:02:21,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 06:02:21,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 06:02:21,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 06:02:21,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 06:02:21,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 06:02:21,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 06:02:21,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 06:02:21,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 06:02:21,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 06:02:21,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 06:02:21,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 06:02:21,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 06:02:21,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 06:02:21,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 06:02:21,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 06:02:21,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 06:02:21,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 06:02:21,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 06:02:21,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 06:02:21,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 06:02:21,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 06:02:21,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 06:02:21,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 06:02:21,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 06:02:21,199 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 06:02:21,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 06:02:21,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 06:02:21,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 06:02:21,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 06:02:21,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 06:02:21,200 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 06:02:21,201 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 06:02:21,201 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 06:02:21,201 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 06:02:21,201 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 06:02:21,201 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 06:02:21,201 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 06:02:21,202 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 06:02:21,202 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 06:02:21,202 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 06:02:21,202 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 06:02:21,202 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 06:02:21,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 06:02:21,203 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 06:02:21,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 06:02:21,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 06:02:21,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 06:02:21,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 06:02:21,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 06:02:21,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 06:02:21,204 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 06:02:21,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 06:02:21,204 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 06:02:21,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 06:02:21,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 06:02:21,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 06:02:21,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 06:02:21,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 06:02:21,205 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 06:02:21,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 06:02:21,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 06:02:21,206 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 06:02:21,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 06:02:21,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 06:02:21,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 06:02:21,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 06:02:21,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 06:02:21,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 06:02:21,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 06:02:21,401 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 06:02:21,402 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 06:02:21,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-2.i [2023-03-31 06:02:22,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 06:02:22,740 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 06:02:22,740 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-2.i [2023-03-31 06:02:22,758 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81670515f/d0d54f8d58084ba8b9aad7e3b33fc19c/FLAG24bb59354 [2023-03-31 06:02:22,768 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81670515f/d0d54f8d58084ba8b9aad7e3b33fc19c [2023-03-31 06:02:22,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 06:02:22,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 06:02:22,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 06:02:22,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 06:02:22,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 06:02:22,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 06:02:22" (1/1) ... [2023-03-31 06:02:22,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f39fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:22, skipping insertion in model container [2023-03-31 06:02:22,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 06:02:22" (1/1) ... [2023-03-31 06:02:22,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 06:02:22,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 06:02:23,088 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/dll-token-2.i[22229,22242] [2023-03-31 06:02:23,099 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/dll-token-2.i[22398,22411] [2023-03-31 06:02:23,100 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/dll-token-2.i[22489,22502] [2023-03-31 06:02:23,101 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/dll-token-2.i[22571,22584] [2023-03-31 06:02:23,102 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/dll-token-2.i[22649,22662] [2023-03-31 06:02:23,103 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/dll-token-2.i[22795,22808] [2023-03-31 06:02:23,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 06:02:23,119 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 06:02:23,148 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/dll-token-2.i[22229,22242] [2023-03-31 06:02:23,151 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/dll-token-2.i[22398,22411] [2023-03-31 06:02:23,152 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/dll-token-2.i[22489,22502] [2023-03-31 06:02:23,153 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/dll-token-2.i[22571,22584] [2023-03-31 06:02:23,154 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/dll-token-2.i[22649,22662] [2023-03-31 06:02:23,155 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/dll-token-2.i[22795,22808] [2023-03-31 06:02:23,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 06:02:23,179 INFO L208 MainTranslator]: Completed translation [2023-03-31 06:02:23,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23 WrapperNode [2023-03-31 06:02:23,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 06:02:23,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 06:02:23,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 06:02:23,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 06:02:23,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,219 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 06:02:23,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 06:02:23,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 06:02:23,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 06:02:23,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 06:02:23,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 06:02:23,260 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) [2023-03-31 06:02:23,265 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 [2023-03-31 06:02:23,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 06:02:23,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 06:02:23,291 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 06:02:23,291 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 06:02:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2023-03-31 06:02:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2023-03-31 06:02:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2023-03-31 06:02:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2023-03-31 06:02:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2023-03-31 06:02:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2023-03-31 06:02:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-03-31 06:02:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2023-03-31 06:02:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2023-03-31 06:02:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure select [2023-03-31 06:02:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2023-03-31 06:02:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure random [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2023-03-31 06:02:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2023-03-31 06:02:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2023-03-31 06:02:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2023-03-31 06:02:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2023-03-31 06:02:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure system [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2023-03-31 06:02:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure div [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2023-03-31 06:02:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2023-03-31 06:02:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 06:02:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 06:02:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 06:02:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 06:02:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 06:02:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 06:02:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 06:02:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 06:02:23,517 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 06:02:23,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 06:02:23,779 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 06:02:23,792 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 06:02:23,792 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-03-31 06:02:23,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 06:02:23 BoogieIcfgContainer [2023-03-31 06:02:23,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 06:02:23,803 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 06:02:23,803 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 06:02:23,804 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 06:02:23,805 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 06:02:23" (1/1) ... [2023-03-31 06:02:23,805 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 06:02:23,827 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2023-03-31 06:02:23,828 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 06:02:23,832 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 06:02:23,838 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 06:02:23,839 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 06:02:23,989 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 42 for LOIs