/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/array-crafted/bAnd1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-eq-dnf-be04d46 [2023-03-29 13:59:17,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-29 13:59:17,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-29 13:59:17,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-29 13:59:17,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-29 13:59:17,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-29 13:59:17,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-29 13:59:17,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-29 13:59:17,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-29 13:59:17,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-29 13:59:17,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-29 13:59:17,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-29 13:59:17,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-29 13:59:17,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-29 13:59:17,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-29 13:59:17,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-29 13:59:17,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-29 13:59:17,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-29 13:59:17,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-29 13:59:17,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-29 13:59:17,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-29 13:59:17,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-29 13:59:17,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-29 13:59:17,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-29 13:59:17,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-29 13:59:17,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-29 13:59:17,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-29 13:59:17,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-29 13:59:17,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-29 13:59:17,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-29 13:59:17,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-29 13:59:17,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-29 13:59:17,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-29 13:59:17,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-29 13:59:17,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-29 13:59:17,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-29 13:59:17,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-29 13:59:17,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-29 13:59:17,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-29 13:59:17,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-29 13:59:17,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-29 13:59:17,603 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 13:59:17,632 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-29 13:59:17,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-29 13:59:17,632 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-29 13:59:17,632 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-29 13:59:17,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-29 13:59:17,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-29 13:59:17,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-29 13:59:17,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-29 13:59:17,634 INFO L138 SettingsManager]: * Use SBE=true [2023-03-29 13:59:17,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-29 13:59:17,634 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-29 13:59:17,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-29 13:59:17,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-29 13:59:17,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-29 13:59:17,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-29 13:59:17,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 13:59:17,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-29 13:59:17,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-29 13:59:17,637 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-29 13:59:17,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-29 13:59:17,637 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-29 13:59:17,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-29 13:59:17,637 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-29 13:59:17,637 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-29 13:59:17,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-29 13:59:17,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-29 13:59:17,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-29 13:59:17,878 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-29 13:59:17,879 INFO L275 PluginConnector]: CDTParser initialized [2023-03-29 13:59:17,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/bAnd1.i [2023-03-29 13:59:19,045 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-29 13:59:19,212 INFO L351 CDTParser]: Found 1 translation units. [2023-03-29 13:59:19,213 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/bAnd1.i [2023-03-29 13:59:19,218 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e06add2b7/c24361845cab4fdc902333f60c72c8a3/FLAG842da0c03 [2023-03-29 13:59:19,231 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e06add2b7/c24361845cab4fdc902333f60c72c8a3 [2023-03-29 13:59:19,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-29 13:59:19,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-29 13:59:19,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-29 13:59:19,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-29 13:59:19,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-29 13:59:19,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2162580d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19, skipping insertion in model container [2023-03-29 13:59:19,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-29 13:59:19,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-29 13:59:19,415 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/array-crafted/bAnd1.i[1290,1303] [2023-03-29 13:59:19,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 13:59:19,433 INFO L203 MainTranslator]: Completed pre-run [2023-03-29 13:59:19,462 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/array-crafted/bAnd1.i[1290,1303] [2023-03-29 13:59:19,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 13:59:19,478 INFO L208 MainTranslator]: Completed translation [2023-03-29 13:59:19,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19 WrapperNode [2023-03-29 13:59:19,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-29 13:59:19,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-29 13:59:19,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-29 13:59:19,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-29 13:59:19,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,523 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-29 13:59:19,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-29 13:59:19,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-29 13:59:19,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-29 13:59:19,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 13:59:19,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-29 13:59:19,563 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 13:59:19,568 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 13:59:19,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-29 13:59:19,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-29 13:59:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-29 13:59:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2023-03-29 13:59:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-29 13:59:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-29 13:59:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2023-03-29 13:59:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-29 13:59:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-29 13:59:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-29 13:59:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-29 13:59:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-29 13:59:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-29 13:59:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-29 13:59:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-29 13:59:19,701 INFO L236 CfgBuilder]: Building ICFG [2023-03-29 13:59:19,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-29 13:59:19,900 INFO L277 CfgBuilder]: Performing block encoding [2023-03-29 13:59:19,905 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-29 13:59:19,906 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-03-29 13:59:19,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:59:19 BoogieIcfgContainer [2023-03-29 13:59:19,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-29 13:59:19,908 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-29 13:59:19,908 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-29 13:59:19,909 INFO L275 PluginConnector]: Sifa initialized [2023-03-29 13:59:19,910 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:59:19" (1/1) ... [2023-03-29 13:59:19,910 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 13:59:19,979 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-29 13:59:19,979 INFO L166 IcfgInterpreter]: Building call graph [2023-03-29 13:59:19,993 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-29 13:59:20,000 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-29 13:59:20,005 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-29 13:59:20,260 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 65 for LOIs [2023-03-29 13:59:23,380 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-29 13:59:23,396 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-29 13:59:23,396 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-29 13:59:23,397 INFO L158 Benchmark]: Toolchain (without parser) took 4162.93ms. Allocated memory was 248.5MB in the beginning and 383.8MB in the end (delta: 135.3MB). Free memory was 201.2MB in the beginning and 258.2MB in the end (delta: -57.1MB). Peak memory consumption was 79.1MB. Max. memory is 8.0GB. [2023-03-29 13:59:23,398 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 181.4MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-29 13:59:23,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.49ms. Allocated memory is still 248.5MB. Free memory was 200.8MB in the beginning and 190.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-03-29 13:59:23,399 INFO L158 Benchmark]: Boogie Preprocessor took 46.05ms. Allocated memory is still 248.5MB. Free memory was 190.0MB in the beginning and 188.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-29 13:59:23,403 INFO L158 Benchmark]: RCFGBuilder took 381.03ms. Allocated memory is still 248.5MB. Free memory was 188.2MB in the beginning and 174.9MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-03-29 13:59:23,404 INFO L158 Benchmark]: Sifa took 3488.00ms. Allocated memory was 248.5MB in the beginning and 383.8MB in the end (delta: 135.3MB). Free memory was 174.9MB in the beginning and 258.2MB in the end (delta: -83.3MB). Peak memory consumption was 52.9MB. Max. memory is 8.0GB. [2023-03-29 13:59:23,408 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 181.4MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 243.49ms. Allocated memory is still 248.5MB. Free memory was 200.8MB in the beginning and 190.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.05ms. Allocated memory is still 248.5MB. Free memory was 190.0MB in the beginning and 188.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 381.03ms. Allocated memory is still 248.5MB. Free memory was 188.2MB in the beginning and 174.9MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Sifa took 3488.00ms. Allocated memory was 248.5MB in the beginning and 383.8MB in the end (delta: 135.3MB). Free memory was 174.9MB in the beginning and 258.2MB in the end (delta: -83.3MB). Peak memory consumption was 52.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 3.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 13, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 84, TOOLS_POST_TIME: 1.7s, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME: 0.2s, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME: 0.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 93, TOOLS_QUANTIFIERELIM_TIME: 2.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 137, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME: 0.5s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 18, DOMAIN_WIDEN_TIME: 0.6s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 23, DOMAIN_ISSUBSETEQ_TIME: 0.1s, DOMAIN_ISBOTTOM_APPLICATIONS: 13, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME: 2.1s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 2.1s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.8s, 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: 124, DAG_COMPRESSION_RETAINED_NODES: 63 - UnprovableResult [Line: 53]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 130#(and (not (= (select |old(#memory_int)| 1) |old(#length)|)) (= 98 (select (select |old(#memory_int)| 2) 0)) (exists ((|v_#memory_int_36| (Array Int (Array Int Int)))) (= (store |v_#memory_int_36| |main_~#x~0.base| (store (select |v_#memory_int_36| |main_~#x~0.base|) 396 main_~temp~0)) |#memory_int|)) (= 46 (select (select |old(#memory_int)| 2) 5)) (not (= (select |old(#memory_int)| 1) |old(#valid)|)) (= (select |old(#valid)| 1) 1) (= (select (select |old(#memory_int)| 2) 6) 99) (<= main_~ret5~0 2147483647) (= (select |old(#length)| 1) 2) (= (select |old(#valid)| 0) 0) (= (select (select |old(#memory_int)| 2) 1) 65) (= (select |old(#valid)| |main_~#x~0.base|) 0) (not (= |main_~#x~0.base| 1)) (= (select (select |old(#memory_int)| 2) 4) 49) (or (not (= main_~ret~0 main_~ret2~0)) (not (= main_~ret~0 main_~ret5~0))) (not (= |old(#length)| (select |old(#memory_int)| 2))) (= (select (select |old(#memory_int)| 2) 3) 100) (not (= |main_~#x~0.base| 0)) (not (= |main_~#x~0.base| 2)) (not (= |main_~#x~0.base| |#StackHeapBarrier|)) (not (= |old(#valid)| |old(#length)|)) (<= 0 (+ main_~ret5~0 2147483648)) (not (= (select |old(#memory_int)| 1) (select |old(#memory_int)| 2))) (not (= |#StackHeapBarrier| 0)) (not (= main_~i~2 100)) (or (exists ((v_bAnd_~res~0_BEFORE_RETURN_3 Int)) (and (< 2147483647 (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296)) (= (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) (+ main_~ret5~0 4294967296)))) (exists ((v_bAnd_~res~0_BEFORE_RETURN_3 Int)) (and (<= (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) 2147483647) (= (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) main_~ret5~0)))) (= (select (select |old(#memory_int)| 1) 0) 48) (= (select (select |old(#memory_int)| 2) 2) 110) (= |main_~#x~0.offset| 0) (= |#NULL.offset| 0) (= (select (select |old(#memory_int)| 2) 7) 0) (= (select (select |old(#memory_int)| 1) 1) 0) (= (select |old(#valid)| 2) 1) (not (= |old(#valid)| (select |old(#memory_int)| 2))) (= (select |old(#length)| 2) 8) (= |#NULL.base| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-29 13:59:23,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...