/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 EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-regression/test04.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-eq-dnf-be04d46 [2023-03-29 15:45:55,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-29 15:45:55,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-29 15:45:55,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-29 15:45:55,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-29 15:45:55,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-29 15:45:55,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-29 15:45:55,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-29 15:45:55,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-29 15:45:55,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-29 15:45:55,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-29 15:45:55,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-29 15:45:55,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-29 15:45:55,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-29 15:45:55,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-29 15:45:55,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-29 15:45:55,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-29 15:45:55,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-29 15:45:55,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-29 15:45:55,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-29 15:45:55,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-29 15:45:55,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-29 15:45:55,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-29 15:45:55,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-29 15:45:55,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-29 15:45:55,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-29 15:45:55,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-29 15:45:55,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-29 15:45:55,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-29 15:45:55,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-29 15:45:55,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-29 15:45:55,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-29 15:45:55,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-29 15:45:55,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-29 15:45:55,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-29 15:45:55,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-29 15:45:55,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-29 15:45:55,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-29 15:45:55,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-29 15:45:55,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-29 15:45:55,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-29 15:45:55,568 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 [2023-03-29 15:45:55,590 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-29 15:45:55,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-29 15:45:55,591 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-29 15:45:55,591 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-29 15:45:55,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-29 15:45:55,592 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-29 15:45:55,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-29 15:45:55,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-29 15:45:55,592 INFO L138 SettingsManager]: * Use SBE=true [2023-03-29 15:45:55,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-29 15:45:55,593 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-29 15:45:55,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 15:45:55,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-29 15:45:55,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-29 15:45:55,595 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-29 15:45:55,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-29 15:45:55,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-29 15:45:55,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-29 15:45:55,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-29 15:45:55,815 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-29 15:45:55,815 INFO L275 PluginConnector]: CDTParser initialized [2023-03-29 15:45:55,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test04.c [2023-03-29 15:45:56,968 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-29 15:45:57,129 INFO L351 CDTParser]: Found 1 translation units. [2023-03-29 15:45:57,130 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test04.c [2023-03-29 15:45:57,133 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93d109fc5/0bb08bb147844c8a80b42690bad0020f/FLAGd438355f0 [2023-03-29 15:45:57,143 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93d109fc5/0bb08bb147844c8a80b42690bad0020f [2023-03-29 15:45:57,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-29 15:45:57,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-29 15:45:57,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-29 15:45:57,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-29 15:45:57,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-29 15:45:57,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237290ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57, skipping insertion in model container [2023-03-29 15:45:57,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-29 15:45:57,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-29 15:45:57,274 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/ldv-regression/test04.c[459,472] [2023-03-29 15:45:57,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 15:45:57,288 INFO L203 MainTranslator]: Completed pre-run [2023-03-29 15:45:57,299 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/ldv-regression/test04.c[459,472] [2023-03-29 15:45:57,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 15:45:57,309 INFO L208 MainTranslator]: Completed translation [2023-03-29 15:45:57,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57 WrapperNode [2023-03-29 15:45:57,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-29 15:45:57,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-29 15:45:57,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-29 15:45:57,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-29 15:45:57,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-29 15:45:57,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-29 15:45:57,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-29 15:45:57,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-29 15:45:57,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 15:45:57,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-29 15:45:57,366 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) [2023-03-29 15:45:57,408 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 [2023-03-29 15:45:57,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-29 15:45:57,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-29 15:45:57,421 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-29 15:45:57,421 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-03-29 15:45:57,421 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-29 15:45:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-29 15:45:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-29 15:45:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-29 15:45:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-29 15:45:57,421 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-29 15:45:57,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-29 15:45:57,477 INFO L236 CfgBuilder]: Building ICFG [2023-03-29 15:45:57,478 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-29 15:45:57,617 INFO L277 CfgBuilder]: Performing block encoding [2023-03-29 15:45:57,621 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-29 15:45:57,621 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-29 15:45:57,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 03:45:57 BoogieIcfgContainer [2023-03-29 15:45:57,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-29 15:45:57,623 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-29 15:45:57,623 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-29 15:45:57,623 INFO L275 PluginConnector]: Sifa initialized [2023-03-29 15:45:57,624 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 03:45:57" (1/1) ... [2023-03-29 15:45:57,624 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ 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 [2023-03-29 15:45:57,679 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-29 15:45:57,679 INFO L166 IcfgInterpreter]: Building call graph [2023-03-29 15:45:57,682 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-29 15:45:57,686 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-29 15:45:57,687 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-29 15:45:57,801 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 42 for LOIs [2023-03-29 15:45:58,200 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-29 15:45:58,220 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2023-03-29 15:45:58,220 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-29 15:45:58,221 INFO L158 Benchmark]: Toolchain (without parser) took 1074.50ms. Allocated memory is still 312.5MB. Free memory was 270.8MB in the beginning and 144.2MB in the end (delta: 126.6MB). Peak memory consumption was 126.1MB. Max. memory is 8.0GB. [2023-03-29 15:45:58,221 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 234.9MB. Free memory is still 180.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-29 15:45:58,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 163.50ms. Allocated memory is still 312.5MB. Free memory was 270.8MB in the beginning and 260.9MB in the end (delta: 10.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-03-29 15:45:58,223 INFO L158 Benchmark]: Boogie Preprocessor took 30.64ms. Allocated memory is still 312.5MB. Free memory was 260.9MB in the beginning and 259.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-29 15:45:58,223 INFO L158 Benchmark]: RCFGBuilder took 280.47ms. Allocated memory is still 312.5MB. Free memory was 259.3MB in the beginning and 248.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-03-29 15:45:58,226 INFO L158 Benchmark]: Sifa took 596.99ms. Allocated memory is still 312.5MB. Free memory was 248.3MB in the beginning and 144.2MB in the end (delta: 104.1MB). Peak memory consumption was 104.1MB. Max. memory is 8.0GB. [2023-03-29 15:45:58,229 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 234.9MB. Free memory is still 180.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 163.50ms. Allocated memory is still 312.5MB. Free memory was 270.8MB in the beginning and 260.9MB in the end (delta: 10.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.64ms. Allocated memory is still 312.5MB. Free memory was 260.9MB in the beginning and 259.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 280.47ms. Allocated memory is still 312.5MB. Free memory was 259.3MB in the beginning and 248.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Sifa took 596.99ms. Allocated memory is still 312.5MB. Free memory was 248.3MB in the beginning and 144.2MB in the end (delta: 104.1MB). Peak memory consumption was 104.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 0.5s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 0, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 8, TOOLS_POST_TIME: 0.3s, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME: 0.1s, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME: 0.1s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 13, TOOLS_QUANTIFIERELIM_TIME: 0.5s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 14, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME: 0.0s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.1s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 39, DAG_COMPRESSION_RETAINED_NODES: 24 - PositiveResult [Line: 24]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! [2023-03-29 15:45:58,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...