/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-rers2012/Problem07_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 23:00:50,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 23:00:50,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 23:00:50,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 23:00:50,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 23:00:50,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 23:00:50,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 23:00:50,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 23:00:50,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 23:00:50,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 23:00:50,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 23:00:50,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 23:00:50,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 23:00:50,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 23:00:50,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 23:00:50,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 23:00:50,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 23:00:50,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 23:00:50,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 23:00:50,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 23:00:50,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 23:00:50,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 23:00:50,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 23:00:50,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 23:00:50,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-30 23:00:50,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-30 23:00:50,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-30 23:00:50,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-30 23:00:50,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-30 23:00:50,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-30 23:00:50,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 23:00:50,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 23:00:50,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 23:00:50,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 23:00:50,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 23:00:50,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 23:00:50,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 23:00:50,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 23:00:50,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 23:00:50,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 23:00:50,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 23:00:50,072 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 [2023-03-30 23:00:50,095 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 23:00:50,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 23:00:50,095 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 23:00:50,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 23:00:50,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 23:00:50,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 23:00:50,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 23:00:50,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 23:00:50,097 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 23:00:50,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 23:00:50,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 23:00:50,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:00:50,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 23:00:50,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 23:00:50,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 23:00:50,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 23:00:50,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 23:00:50,100 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 23:00:50,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 23:00:50,100 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 23:00:50,100 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 23:00:50,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 23:00:50,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 23:00:50,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 23:00:50,327 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 23:00:50,330 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 23:00:50,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label10.c [2023-03-30 23:00:51,325 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 23:00:52,716 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 23:00:52,717 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label10.c [2023-03-30 23:00:52,915 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa964b914/8e0c1d4f7c6b4820ac39fa2d1533fc08/FLAGf2f48e59e [2023-03-30 23:00:52,932 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa964b914/8e0c1d4f7c6b4820ac39fa2d1533fc08 [2023-03-30 23:00:52,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 23:00:52,938 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 23:00:52,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 23:00:52,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 23:00:52,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 23:00:52,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:00:52" (1/1) ... [2023-03-30 23:00:52,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252ec39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:00:52, skipping insertion in model container [2023-03-30 23:00:52,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:00:52" (1/1) ... [2023-03-30 23:00:52,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 23:00:53,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 23:01:00,825 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/eca-rers2012/Problem07_label10.c[2772735,2772748] [2023-03-30 23:01:00,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:01:00,892 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 23:01:05,040 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-rers2012/Problem07_label10.c[2772735,2772748] [2023-03-30 23:01:05,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:01:06,089 INFO L208 MainTranslator]: Completed translation [2023-03-30 23:01:06,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06 WrapperNode [2023-03-30 23:01:06,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 23:01:06,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 23:01:06,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 23:01:06,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 23:01:06,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:06,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:06,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:06,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:07,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:08,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:08,271 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:08,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:08,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 23:01:08,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 23:01:08,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 23:01:08,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 23:01:08,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (1/1) ... [2023-03-30 23:01:08,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:01:08,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:01:08,832 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) [2023-03-30 23:01:08,834 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 [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-03-30 23:01:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-03-30 23:01:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-03-30 23:01:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-03-30 23:01:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 23:01:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-03-30 23:01:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-03-30 23:01:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 23:01:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 23:01:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 23:01:09,000 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 23:01:09,002 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 23:01:38,759 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 23:01:38,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 23:01:38,805 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 23:01:38,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:01:38 BoogieIcfgContainer [2023-03-30 23:01:38,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 23:01:38,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 23:01:38,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 23:01:38,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 23:01:38,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 11:00:52" (1/3) ... [2023-03-30 23:01:38,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdfada9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:01:38, skipping insertion in model container [2023-03-30 23:01:38,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:06" (2/3) ... [2023-03-30 23:01:38,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdfada9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:01:38, skipping insertion in model container [2023-03-30 23:01:38,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:01:38" (3/3) ... [2023-03-30 23:01:38,825 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label10.c [2023-03-30 23:01:38,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 23:01:38,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 23:01:38,982 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 23:01:38,987 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;@4e80c7e1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 23:01:38,987 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 23:01:39,017 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) [2023-03-30 23:01:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10218 [2023-03-30 23:01:39,694 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:01:39,711 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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[calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:01:39,721 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:01:39,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1711027481, now seen corresponding path program 1 times [2023-03-30 23:01:39,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:01:39,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471134212] [2023-03-30 23:01:39,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:01:39,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:01:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat