/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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-23 03:12:56,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 03:12:56,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 03:12:56,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 03:12:56,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 03:12:56,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 03:12:56,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 03:12:56,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 03:12:56,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 03:12:56,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 03:12:56,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 03:12:56,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 03:12:56,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 03:12:56,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 03:12:56,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 03:12:56,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 03:12:56,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 03:12:56,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 03:12:56,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 03:12:56,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 03:12:56,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 03:12:56,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 03:12:56,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 03:12:56,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 03:12:56,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 03:12:56,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 03:12:56,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 03:12:56,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 03:12:56,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 03:12:56,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 03:12:56,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 03:12:56,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 03:12:56,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 03:12:56,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 03:12:56,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 03:12:56,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 03:12:56,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 03:12:56,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 03:12:56,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 03:12:56,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 03:12:56,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 03:12:56,651 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 [2023-03-23 03:12:56,667 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 03:12:56,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 03:12:56,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 03:12:56,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 03:12:56,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 03:12:56,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 03:12:56,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 03:12:56,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 03:12:56,670 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 03:12:56,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 03:12:56,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 03:12:56,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 03:12:56,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-23 03:12:56,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 03:12:56,673 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-23 03:12:56,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-23 03:12:56,673 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-23 03:12:56,673 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-23 03:12:56,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 03:12:56,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 03:12:56,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 03:12:56,907 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 03:12:56,907 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 03:12:56,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-03-23 03:12:58,000 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 03:12:58,285 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 03:12:58,286 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-03-23 03:12:58,312 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157c1d290/09cc625b88ae4be7b6af0be018003065/FLAG6b1473c4d [2023-03-23 03:12:58,323 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157c1d290/09cc625b88ae4be7b6af0be018003065 [2023-03-23 03:12:58,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 03:12:58,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-23 03:12:58,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 03:12:58,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 03:12:58,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 03:12:58,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 03:12:58" (1/1) ... [2023-03-23 03:12:58,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16d752a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:58, skipping insertion in model container [2023-03-23 03:12:58,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 03:12:58" (1/1) ... [2023-03-23 03:12:58,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 03:12:58,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 03:12:58,831 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34347,34360] [2023-03-23 03:12:58,845 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35237,35250] [2023-03-23 03:12:58,863 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37067,37080] [2023-03-23 03:12:58,874 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37957,37970] [2023-03-23 03:12:58,898 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[40730,40743] [2023-03-23 03:12:58,909 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41623,41636] [2023-03-23 03:12:58,974 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[43456,43469] [2023-03-23 03:12:58,989 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[44733,44746] [2023-03-23 03:12:59,107 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60386,60399] [2023-03-23 03:12:59,118 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61279,61292] [2023-03-23 03:12:59,135 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63112,63125] [2023-03-23 03:12:59,178 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[67569,67582] [2023-03-23 03:12:59,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 03:12:59,270 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 03:12:59,437 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34347,34360] [2023-03-23 03:12:59,446 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35237,35250] [2023-03-23 03:12:59,460 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37067,37080] [2023-03-23 03:12:59,470 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[37957,37970] [2023-03-23 03:12:59,490 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[40730,40743] [2023-03-23 03:12:59,501 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[41623,41636] [2023-03-23 03:12:59,517 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[43456,43469] [2023-03-23 03:12:59,531 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[44733,44746] [2023-03-23 03:12:59,613 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60386,60399] [2023-03-23 03:12:59,622 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61279,61292] [2023-03-23 03:12:59,636 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63112,63125] [2023-03-23 03:12:59,674 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/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[67569,67582] [2023-03-23 03:12:59,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 03:12:59,759 INFO L208 MainTranslator]: Completed translation [2023-03-23 03:12:59,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59 WrapperNode [2023-03-23 03:12:59,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 03:12:59,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 03:12:59,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 03:12:59,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 03:12:59,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,901 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 03:12:59,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 03:12:59,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 03:12:59,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 03:12:59,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:12:59" (1/1) ... [2023-03-23 03:12:59,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 03:12:59,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 03:12:59,954 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) [2023-03-23 03:12:59,962 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 [2023-03-23 03:12:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-23 03:12:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 03:12:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-23 03:12:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-23 03:12:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-23 03:12:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure write [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure check [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 03:12:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 03:12:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 03:12:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 03:12:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 03:13:00,159 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 03:13:00,161 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 03:13:01,847 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 03:13:01,865 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 03:13:01,865 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-23 03:13:01,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 03:13:01 BoogieIcfgContainer [2023-03-23 03:13:01,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 03:13:01,871 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-23 03:13:01,871 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-23 03:13:01,871 INFO L275 PluginConnector]: Sifa initialized [2023-03-23 03:13:01,872 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 03:13:01" (1/1) ... [2023-03-23 03:13:01,872 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 [2023-03-23 03:13:01,929 INFO L159 IcfgInterpreter]: Started Sifa with 12 locations of interest [2023-03-23 03:13:01,930 INFO L166 IcfgInterpreter]: Building call graph [2023-03-23 03:13:01,937 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-23 03:13:01,942 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-23 03:13:01,943 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-23 03:13:04,441 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 453 for LOIs