/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_label56.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 23:04:06,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 23:04:06,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 23:04:06,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 23:04:06,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 23:04:06,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 23:04:06,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 23:04:06,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 23:04:06,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 23:04:06,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 23:04:06,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 23:04:06,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 23:04:06,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 23:04:06,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 23:04:06,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 23:04:06,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 23:04:06,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 23:04:06,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 23:04:06,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 23:04:06,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 23:04:06,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 23:04:06,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 23:04:06,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 23:04:06,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 23:04:06,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-30 23:04:06,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-30 23:04:06,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-30 23:04:06,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-30 23:04:06,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-30 23:04:06,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-30 23:04:06,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 23:04:06,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 23:04:06,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 23:04:06,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 23:04:06,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 23:04:06,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 23:04:06,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 23:04:06,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 23:04:06,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 23:04:06,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 23:04:06,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 23:04:06,905 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 23:04:06,930 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 23:04:06,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 23:04:06,931 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 23:04:06,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 23:04:06,932 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 23:04:06,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 23:04:06,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 23:04:06,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 23:04:06,933 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 23:04:06,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 23:04:06,934 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 23:04:06,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 23:04:06,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 23:04:06,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 23:04:06,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 23:04:06,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 23:04:06,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 23:04:06,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:04:06,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 23:04:06,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 23:04:06,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 23:04:06,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 23:04:06,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 23:04:06,936 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 23:04:06,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 23:04:06,937 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 23:04:06,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 23:04:06,937 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 23:04:06,937 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 23:04:07,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 23:04:07,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 23:04:07,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 23:04:07,212 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 23:04:07,214 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 23:04:07,215 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label56.c [2023-03-30 23:04:08,343 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 23:04:09,935 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 23:04:09,935 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label56.c [2023-03-30 23:04:10,059 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a711d9f0e/0d2515c21769480683a752a9a55ae03c/FLAG8c0127a99 [2023-03-30 23:04:10,124 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a711d9f0e/0d2515c21769480683a752a9a55ae03c [2023-03-30 23:04:10,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 23:04:10,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 23:04:10,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 23:04:10,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 23:04:10,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 23:04:10,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:04:10" (1/1) ... [2023-03-30 23:04:10,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618fe3d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:10, skipping insertion in model container [2023-03-30 23:04:10,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:04:10" (1/1) ... [2023-03-30 23:04:10,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 23:04:10,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 23:04:18,096 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_label56.c[2773929,2773942] [2023-03-30 23:04:18,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:04:18,170 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 23:04:22,370 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_label56.c[2773929,2773942] [2023-03-30 23:04:22,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:04:23,138 INFO L208 MainTranslator]: Completed translation [2023-03-30 23:04:23,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23 WrapperNode [2023-03-30 23:04:23,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 23:04:23,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 23:04:23,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 23:04:23,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 23:04:23,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:23,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:23,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:23,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:24,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:25,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:25,290 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:25,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:25,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 23:04:25,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 23:04:25,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 23:04:25,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 23:04:25,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (1/1) ... [2023-03-30 23:04:25,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:04:25,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:04:25,879 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 23:04:25,885 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 23:04:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 23:04:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-03-30 23:04:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-03-30 23:04:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-03-30 23:04:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-03-30 23:04:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-03-30 23:04:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-03-30 23:04:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-03-30 23:04:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-03-30 23:04:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 23:04:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 23:04:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-03-30 23:04:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-03-30 23:04:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-03-30 23:04:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-03-30 23:04:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-03-30 23:04:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-03-30 23:04:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-03-30 23:04:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-03-30 23:04:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-03-30 23:04:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-03-30 23:04:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 23:04:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 23:04:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 23:04:26,070 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 23:04:26,072 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 23:04:58,833 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 23:04:58,900 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 23:04:58,901 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 23:04:58,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:04:58 BoogieIcfgContainer [2023-03-30 23:04:58,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 23:04:58,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 23:04:58,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 23:04:58,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 23:04:58,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 11:04:10" (1/3) ... [2023-03-30 23:04:58,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759797de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:04:58, skipping insertion in model container [2023-03-30 23:04:58,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23" (2/3) ... [2023-03-30 23:04:58,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759797de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:04:58, skipping insertion in model container [2023-03-30 23:04:58,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:04:58" (3/3) ... [2023-03-30 23:04:58,919 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label56.c [2023-03-30 23:04:58,936 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 23:04:58,937 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 23:04:59,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 23:04:59,164 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;@d2d65fb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 23:04:59,167 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 23:04:59,210 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 23:05:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10225 [2023-03-30 23:05:00,109 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:05:00,114 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 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:05:00,129 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:05:00,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1131748822, now seen corresponding path program 1 times [2023-03-30 23:05:00,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:05:00,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414871555] [2023-03-30 23:05:00,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:05:00,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms