/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_label57.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 23:04:09,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 23:04:09,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 23:04:09,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 23:04:09,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 23:04:09,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 23:04:09,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 23:04:09,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 23:04:09,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 23:04:09,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 23:04:09,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 23:04:09,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 23:04:09,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 23:04:09,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 23:04:09,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 23:04:09,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 23:04:09,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 23:04:09,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 23:04:09,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 23:04:09,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 23:04:09,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 23:04:09,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 23:04:09,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 23:04:09,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 23:04:09,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-30 23:04:09,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-30 23:04:09,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-30 23:04:09,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-30 23:04:09,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-30 23:04:09,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-30 23:04:09,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 23:04:09,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 23:04:09,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 23:04:09,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 23:04:09,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 23:04:09,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 23:04:09,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 23:04:09,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 23:04:09,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 23:04:09,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 23:04:09,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 23:04:09,133 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 23:04:09,154 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 23:04:09,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 23:04:09,155 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 23:04:09,155 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 23:04:09,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 23:04:09,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 23:04:09,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 23:04:09,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 23:04:09,156 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 23:04:09,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 23:04:09,157 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 23:04:09,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 23:04:09,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 23:04:09,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 23:04:09,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 23:04:09,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 23:04:09,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:04:09,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 23:04:09,159 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 23:04:09,159 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 23:04:09,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 23:04:09,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 23:04:09,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 23:04:09,332 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 23:04:09,333 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 23:04:09,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label57.c [2023-03-30 23:04:10,332 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 23:04:11,431 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 23:04:11,432 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label57.c [2023-03-30 23:04:11,541 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63b16e0c/1ac0d0c3ee5b4e34ae3bf3566a31356b/FLAGc4528ced2 [2023-03-30 23:04:11,560 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63b16e0c/1ac0d0c3ee5b4e34ae3bf3566a31356b [2023-03-30 23:04:11,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 23:04:11,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 23:04:11,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 23:04:11,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 23:04:11,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 23:04:11,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:04:11" (1/1) ... [2023-03-30 23:04:11,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240a983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:11, skipping insertion in model container [2023-03-30 23:04:11,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:04:11" (1/1) ... [2023-03-30 23:04:11,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 23:04:12,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 23:04:18,822 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_label57.c[2771372,2771385] [2023-03-30 23:04:18,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:04:18,875 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 23:04:22,839 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_label57.c[2771372,2771385] [2023-03-30 23:04:22,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:04:23,715 INFO L208 MainTranslator]: Completed translation [2023-03-30 23:04:23,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:04:23 WrapperNode [2023-03-30 23:04:23,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 23:04:23,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 23:04:23,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 23:04:23,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 23:04:23,738 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 23:04:23,738 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 23:04:24,492 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 23:04:24,492 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 23:04:25,746 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 23:04:26,213 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 23:04:26,474 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 23:04:26,631 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 23:04:27,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 23:04:27,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 23:04:27,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 23:04:27,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 23:04:27,064 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 23:04:27,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:04:27,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:04:27,087 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 23:04:27,091 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 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-03-30 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-03-30 23:04:27,122 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-03-30 23:04:27,123 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-03-30 23:04:27,124 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-03-30 23:04:27,125 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 23:04:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 23:04:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-03-30 23:04:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-03-30 23:04:27,125 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-03-30 23:04:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-03-30 23:04:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 23:04:27,128 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 23:04:27,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 23:04:27,226 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 23:04:27,228 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 23:04:56,843 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 23:04:56,883 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 23:04:56,883 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 23:04:56,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:04:56 BoogieIcfgContainer [2023-03-30 23:04:56,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 23:04:56,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 23:04:56,894 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 23:04:56,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 23:04:56,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 11:04:11" (1/3) ... [2023-03-30 23:04:56,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b9d7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:04:56, skipping insertion in model container [2023-03-30 23:04:56,898 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 23:04:56,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b9d7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:04:56, skipping insertion in model container [2023-03-30 23:04:56,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:04:56" (3/3) ... [2023-03-30 23:04:56,899 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label57.c [2023-03-30 23:04:56,913 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 23:04:56,914 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 23:04:57,048 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 23:04:57,053 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;@32329d46, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 23:04:57,055 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 23:04:57,089 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 23:04:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10210 [2023-03-30 23:04:57,964 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:04:57,981 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:04:57,985 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:04:57,994 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:04:57,998 INFO L85 PathProgramCache]: Analyzing trace with hash -594905785, now seen corresponding path program 1 times [2023-03-30 23:04:58,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:04:58,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36474450] [2023-03-30 23:04:58,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:04:58,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:05:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat