/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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-23 01:57:56,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 01:57:56,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 01:57:56,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 01:57:56,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 01:57:56,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 01:57:56,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 01:57:56,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 01:57:56,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 01:57:56,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 01:57:56,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 01:57:56,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 01:57:56,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 01:57:56,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 01:57:56,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 01:57:56,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 01:57:56,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 01:57:56,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 01:57:56,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 01:57:56,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 01:57:56,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 01:57:56,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 01:57:56,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 01:57:56,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 01:57:56,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 01:57:56,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 01:57:56,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 01:57:56,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 01:57:56,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 01:57:56,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 01:57:56,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 01:57:56,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 01:57:56,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 01:57:56,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 01:57:56,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 01:57:56,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 01:57:56,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 01:57:56,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 01:57:56,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 01:57:56,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 01:57:56,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 01:57:56,808 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 01:57:56,829 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 01:57:56,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 01:57:56,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 01:57:56,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 01:57:56,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 01:57:56,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 01:57:56,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 01:57:56,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 01:57:56,832 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 01:57:56,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 01:57:56,832 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 01:57:56,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 01:57:56,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 01:57:56,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 01:57:56,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 01:57:56,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 01:57:56,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 01:57:56,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 01:57:56,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 01:57:56,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 01:57:56,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 01:57:56,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 01:57:56,835 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-23 01:57:56,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 01:57:56,835 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-23 01:57:56,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-23 01:57:56,835 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-23 01:57:56,835 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-23 01:57:57,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 01:57:57,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 01:57:57,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 01:57:57,053 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 01:57:57,053 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 01:57:57,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2023-03-23 01:57:58,046 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 01:57:58,244 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 01:57:58,244 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2023-03-23 01:57:58,257 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c83abe03/e7b332a722d54c2793d5cfc4bb2f9d53/FLAGf3788fada [2023-03-23 01:57:58,275 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c83abe03/e7b332a722d54c2793d5cfc4bb2f9d53 [2023-03-23 01:57:58,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 01:57:58,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-23 01:57:58,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 01:57:58,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 01:57:58,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 01:57:58,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73557d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58, skipping insertion in model container [2023-03-23 01:57:58,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 01:57:58,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 01:57:58,509 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[901,914] [2023-03-23 01:57:58,514 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1116,1129] [2023-03-23 01:57:58,516 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1625,1638] [2023-03-23 01:57:58,521 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1840,1853] [2023-03-23 01:57:58,526 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2157,2170] [2023-03-23 01:57:58,527 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2372,2385] [2023-03-23 01:57:58,530 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2867,2880] [2023-03-23 01:57:58,532 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3082,3095] [2023-03-23 01:57:58,533 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3384,3397] [2023-03-23 01:57:58,535 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3602,3615] [2023-03-23 01:57:58,537 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3878,3891] [2023-03-23 01:57:58,538 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4096,4109] [2023-03-23 01:57:58,542 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4582,4595] [2023-03-23 01:57:58,544 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4800,4813] [2023-03-23 01:57:58,714 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47686,47699] [2023-03-23 01:57:58,718 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47907,47920] [2023-03-23 01:57:58,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 01:57:58,777 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 01:57:58,785 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[901,914] [2023-03-23 01:57:58,786 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1116,1129] [2023-03-23 01:57:58,786 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1625,1638] [2023-03-23 01:57:58,787 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[1840,1853] [2023-03-23 01:57:58,787 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2157,2170] [2023-03-23 01:57:58,788 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2372,2385] [2023-03-23 01:57:58,789 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[2867,2880] [2023-03-23 01:57:58,789 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3082,3095] [2023-03-23 01:57:58,789 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3384,3397] [2023-03-23 01:57:58,790 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3602,3615] [2023-03-23 01:57:58,791 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[3878,3891] [2023-03-23 01:57:58,791 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4096,4109] [2023-03-23 01:57:58,792 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4582,4595] [2023-03-23 01:57:58,792 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[4800,4813] [2023-03-23 01:57:58,901 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47686,47699] [2023-03-23 01:57:58,904 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/loop-invgen/apache-get-tag.i.p+nlh-reducer.c[47907,47920] [2023-03-23 01:57:58,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 01:57:58,924 INFO L208 MainTranslator]: Completed translation [2023-03-23 01:57:58,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58 WrapperNode [2023-03-23 01:57:58,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 01:57:58,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 01:57:58,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 01:57:58,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 01:57:58,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,992 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:58,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:59,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 01:57:59,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 01:57:59,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 01:57:59,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 01:57:59,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 01:57:58" (1/1) ... [2023-03-23 01:57:59,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 01:57:59,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 01:57:59,059 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 01:57:59,075 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 01:57:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-23 01:57:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 01:57:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-23 01:57:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-23 01:57:59,086 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 01:57:59,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 01:57:59,246 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 01:57:59,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 01:57:59,996 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 01:58:00,004 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 01:58:00,004 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-23 01:58:00,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 01:58:00 BoogieIcfgContainer [2023-03-23 01:58:00,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 01:58:00,008 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-23 01:58:00,008 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-23 01:58:00,008 INFO L275 PluginConnector]: Sifa initialized [2023-03-23 01:58:00,009 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 01:58:00" (1/1) ... [2023-03-23 01:58:00,009 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 01:58:00,060 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2023-03-23 01:58:00,060 INFO L166 IcfgInterpreter]: Building call graph [2023-03-23 01:58:00,067 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-23 01:58:00,071 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-23 01:58:00,073 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-23 01:58:00,212 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 54 for LOIs