/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-programs/Problem101_label12.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 00:11:28,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 00:11:28,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 00:11:28,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 00:11:28,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 00:11:28,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 00:11:28,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 00:11:28,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 00:11:28,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 00:11:28,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 00:11:28,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 00:11:28,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 00:11:28,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 00:11:28,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 00:11:28,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 00:11:28,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 00:11:28,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 00:11:28,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 00:11:28,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 00:11:28,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 00:11:28,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 00:11:28,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 00:11:28,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 00:11:28,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 00:11:28,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 00:11:28,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 00:11:28,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 00:11:28,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 00:11:28,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 00:11:28,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 00:11:28,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 00:11:28,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 00:11:28,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 00:11:28,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 00:11:28,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 00:11:28,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 00:11:28,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 00:11:28,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 00:11:28,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 00:11:28,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 00:11:28,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 00:11:28,765 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 [2023-04-02 00:11:28,786 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 00:11:28,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 00:11:28,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 00:11:28,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 00:11:28,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 00:11:28,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 00:11:28,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 00:11:28,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 00:11:28,788 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 00:11:28,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 00:11:28,788 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 00:11:28,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 00:11:28,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 00:11:28,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 00:11:28,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 00:11:28,791 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 00:11:28,791 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 00:11:28,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 00:11:29,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 00:11:29,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 00:11:29,024 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 00:11:29,024 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 00:11:29,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-programs/Problem101_label12.c [2023-04-02 00:11:30,054 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 00:11:31,148 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 00:11:31,148 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label12.c [2023-04-02 00:11:31,251 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9620b214/be73c40ff8104eebbe12eab92bdb9709/FLAG614c5d922 [2023-04-02 00:11:31,648 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9620b214/be73c40ff8104eebbe12eab92bdb9709 [2023-04-02 00:11:31,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 00:11:31,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 00:11:31,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 00:11:31,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 00:11:31,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 00:11:31,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 12:11:31" (1/1) ... [2023-04-02 00:11:31,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b826002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:31, skipping insertion in model container [2023-04-02 00:11:31,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 12:11:31" (1/1) ... [2023-04-02 00:11:31,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 00:11:32,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 00:11:41,047 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/eca-programs/Problem101_label12.c[2767992,2768005] [2023-04-02 00:11:41,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 00:11:41,134 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 00:11:45,978 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/eca-programs/Problem101_label12.c[2767992,2768005] [2023-04-02 00:11:45,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 00:11:46,467 INFO L208 MainTranslator]: Completed translation [2023-04-02 00:11:46,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46 WrapperNode [2023-04-02 00:11:46,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 00:11:46,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 00:11:46,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 00:11:46,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 00:11:46,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:46,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:47,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:47,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:48,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:48,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:48,828 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:48,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:49,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 00:11:49,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 00:11:49,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 00:11:49,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 00:11:49,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (1/1) ... [2023-04-02 00:11:49,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 00:11:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 00:11:49,396 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) [2023-04-02 00:11:49,410 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 [2023-04-02 00:11:49,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 00:11:49,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-04-02 00:11:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-04-02 00:11:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-04-02 00:11:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-04-02 00:11:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-04-02 00:11:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-04-02 00:11:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-04-02 00:11:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-04-02 00:11:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-04-02 00:11:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-04-02 00:11:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-04-02 00:11:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-04-02 00:11:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-04-02 00:11:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-04-02 00:11:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-04-02 00:11:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-04-02 00:11:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-04-02 00:11:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-04-02 00:11:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-04-02 00:11:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-04-02 00:11:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 00:11:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-02 00:11:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-04-02 00:11:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-04-02 00:11:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-04-02 00:11:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-04-02 00:11:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-04-02 00:11:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-04-02 00:11:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-04-02 00:11:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-04-02 00:11:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-04-02 00:11:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-04-02 00:11:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-04-02 00:11:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-04-02 00:11:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-04-02 00:11:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-04-02 00:11:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-04-02 00:11:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-04-02 00:11:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-04-02 00:11:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-04-02 00:11:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-04-02 00:11:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 00:11:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 00:11:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 00:11:49,605 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 00:11:49,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 00:12:26,267 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 00:12:26,417 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 00:12:26,417 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-02 00:12:26,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 12:12:26 BoogieIcfgContainer [2023-04-02 00:12:26,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 00:12:26,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 00:12:26,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 00:12:26,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 00:12:26,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 12:11:31" (1/3) ... [2023-04-02 00:12:26,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c4c650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 12:12:26, skipping insertion in model container [2023-04-02 00:12:26,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:11:46" (2/3) ... [2023-04-02 00:12:26,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c4c650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 12:12:26, skipping insertion in model container [2023-04-02 00:12:26,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 12:12:26" (3/3) ... [2023-04-02 00:12:26,455 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem101_label12.c [2023-04-02 00:12:26,476 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 00:12:26,476 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 00:12:26,903 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 00:12:26,914 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2fcc0021, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 00:12:26,917 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 00:12:27,000 INFO L276 IsEmpty]: Start isEmpty. Operand has 10446 states, 10348 states have (on average 1.9803826826439892) internal successors, (20493), 10349 states have internal predecessors, (20493), 48 states have call successors, (48), 48 states have call predecessors, (48), 48 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-04-02 00:12:28,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10192 [2023-04-02 00:12:28,131 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:12:28,138 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 00:12:28,140 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:12:28,144 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:12:28,149 INFO L85 PathProgramCache]: Analyzing trace with hash -2025494369, now seen corresponding path program 1 times [2023-04-02 00:12:28,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:12:28,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047645495] [2023-04-02 00:12:28,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:12:28,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:12:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat