/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 OctagonDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 21:22:19,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 21:22:19,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 21:22:19,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 21:22:19,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 21:22:19,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 21:22:19,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 21:22:19,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 21:22:19,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 21:22:19,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 21:22:19,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 21:22:19,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 21:22:19,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 21:22:19,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 21:22:19,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 21:22:19,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 21:22:19,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 21:22:19,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 21:22:19,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 21:22:19,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 21:22:19,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 21:22:19,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 21:22:19,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 21:22:19,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 21:22:19,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 21:22:19,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 21:22:19,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 21:22:19,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 21:22:19,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 21:22:19,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 21:22:19,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 21:22:19,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 21:22:19,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 21:22:19,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 21:22:19,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 21:22:19,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 21:22:19,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 21:22:19,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 21:22:19,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 21:22:19,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 21:22:19,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 21:22:19,742 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 [2023-03-22 21:22:19,763 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 21:22:19,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 21:22:19,764 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 21:22:19,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 21:22:19,765 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 21:22:19,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 21:22:19,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 21:22:19,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 21:22:19,766 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 21:22:19,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 21:22:19,766 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 21:22:19,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 21:22:19,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 21:22:19,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 21:22:19,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 21:22:19,769 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 21:22:19,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 21:22:19,769 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 21:22:19,769 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-22 21:22:19,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 21:22:19,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 21:22:19,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 21:22:19,960 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 21:22:19,960 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 21:22:19,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-03-22 21:22:20,941 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 21:22:21,244 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 21:22:21,245 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-03-22 21:22:21,266 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f47dc351f/d2daf8d98f4e415f8692d71d1a71e484/FLAGb6b3450e7 [2023-03-22 21:22:21,277 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f47dc351f/d2daf8d98f4e415f8692d71d1a71e484 [2023-03-22 21:22:21,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 21:22:21,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 21:22:21,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 21:22:21,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 21:22:21,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 21:22:21,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 09:22:21" (1/1) ... [2023-03-22 21:22:21,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34cce12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:21, skipping insertion in model container [2023-03-22 21:22:21,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 09:22:21" (1/1) ... [2023-03-22 21:22:21,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 21:22:21,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 21:22:21,762 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33192,33205] [2023-03-22 21:22:21,825 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[47557,47570] [2023-03-22 21:22:21,843 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[54728,54741] [2023-03-22 21:22:21,850 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[58287,58300] [2023-03-22 21:22:21,874 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[61647,61660] [2023-03-22 21:22:21,904 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/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[76934,76947] [2023-03-22 21:22:21,916 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[84100,84113] [2023-03-22 21:22:21,923 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[87654,87667] [2023-03-22 21:22:21,929 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[91009,91022] [2023-03-22 21:22:21,936 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[95142,95155] [2023-03-22 21:22:21,942 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[98563,98576] [2023-03-22 21:22:21,953 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[102117,102130] [2023-03-22 21:22:21,959 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[105472,105485] [2023-03-22 21:22:21,969 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[109226,109239] [2023-03-22 21:22:21,978 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[112596,112609] [2023-03-22 21:22:21,990 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[116131,116144] [2023-03-22 21:22:22,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 21:22:22,032 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 21:22:22,187 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33192,33205] [2023-03-22 21:22:22,210 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[47557,47570] [2023-03-22 21:22:22,220 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[54728,54741] [2023-03-22 21:22:22,225 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[58287,58300] [2023-03-22 21:22:22,230 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[61647,61660] [2023-03-22 21:22:22,258 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[76934,76947] [2023-03-22 21:22:22,267 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[84100,84113] [2023-03-22 21:22:22,272 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[87654,87667] [2023-03-22 21:22:22,278 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[91009,91022] [2023-03-22 21:22:22,284 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[95142,95155] [2023-03-22 21:22:22,289 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[98563,98576] [2023-03-22 21:22:22,294 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[102117,102130] [2023-03-22 21:22:22,299 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/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[105472,105485] [2023-03-22 21:22:22,305 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[109226,109239] [2023-03-22 21:22:22,309 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[112596,112609] [2023-03-22 21:22:22,320 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_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[116131,116144] [2023-03-22 21:22:22,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 21:22:22,351 INFO L208 MainTranslator]: Completed translation [2023-03-22 21:22:22,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22 WrapperNode [2023-03-22 21:22:22,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 21:22:22,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 21:22:22,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 21:22:22,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 21:22:22,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,477 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 21:22:22,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 21:22:22,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 21:22:22,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 21:22:22,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 09:22:22" (1/1) ... [2023-03-22 21:22:22,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 21:22:22,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 21:22:22,534 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) [2023-03-22 21:22:22,542 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 [2023-03-22 21:22:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 21:22:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 21:22:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 21:22:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-22 21:22:22,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-03-22 21:22:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure read [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure write [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2023-03-22 21:22:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2023-03-22 21:22:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2023-03-22 21:22:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2023-03-22 21:22:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-03-22 21:22:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure check [2023-03-22 21:22:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 21:22:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 21:22:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 21:22:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 21:22:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 21:22:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 21:22:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 21:22:22,768 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 21:22:22,769 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 21:22:24,570 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 21:22:24,586 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 21:22:24,587 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-22 21:22:24,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 09:22:24 BoogieIcfgContainer [2023-03-22 21:22:24,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 21:22:24,590 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 21:22:24,590 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 21:22:24,590 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 21:22:24,591 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 09:22:24" (1/1) ... [2023-03-22 21:22:24,591 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ 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 [2023-03-22 21:22:24,626 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2023-03-22 21:22:24,626 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 21:22:24,635 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 21:22:24,640 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 21:22:24,641 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 21:22:26,903 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 444 for LOIs