/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/Problem08_label29.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 21:45:28,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 21:45:28,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 21:45:28,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 21:45:28,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 21:45:28,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 21:45:28,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 21:45:28,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 21:45:28,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 21:45:28,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 21:45:28,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 21:45:28,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 21:45:28,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 21:45:28,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 21:45:28,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 21:45:28,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 21:45:28,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-04-01 21:45:28,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 21:45:28,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 21:45:28,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 21:45:28,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-01 21:45:28,994 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 21:45:28,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 21:45:28,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 21:45:28,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 21:45:28,995 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 21:45:28,996 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 21:45:28,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 21:45:28,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 21:45:28,996 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 21:45:28,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 21:45:28,997 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 21:45:28,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 21:45:28,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 21:45:28,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 21:45:28,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 21:45:28,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 21:45:28,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 21:45:28,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 21:45:28,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 21:45:28,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 21:45:29,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 21:45:29,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 21:45:29,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 21:45:29,000 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 21:45:29,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 21:45:29,000 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 21:45:29,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 21:45:29,001 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 21:45:29,001 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 21:45:29,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 21:45:29,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 21:45:29,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 21:45:29,243 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 21:45:29,244 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 21:45:29,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem08_label29.c [2023-04-01 21:45:30,375 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 21:45:32,416 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 21:45:32,417 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem08_label29.c [2023-04-01 21:45:32,600 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87665fccf/ad382c8a7a494fc99623fdb8eed482a0/FLAG0611e4a6e [2023-04-01 21:45:32,990 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87665fccf/ad382c8a7a494fc99623fdb8eed482a0 [2023-04-01 21:45:32,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 21:45:32,993 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 21:45:32,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 21:45:32,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 21:45:32,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 21:45:32,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 09:45:32" (1/1) ... [2023-04-01 21:45:32,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717bcd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:45:32, skipping insertion in model container [2023-04-01 21:45:32,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 09:45:32" (1/1) ... [2023-04-01 21:45:33,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 21:45:34,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 21:45:50,443 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/Problem08_label29.c[5709333,5709346] [2023-04-01 21:45:50,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 21:45:50,559 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 21:45:59,429 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/Problem08_label29.c[5709333,5709346] [2023-04-01 21:45:59,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 21:46:04,596 INFO L208 MainTranslator]: Completed translation [2023-04-01 21:46:04,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04 WrapperNode [2023-04-01 21:46:04,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 21:46:04,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 21:46:04,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 21:46:04,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 21:46:04,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:04,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:06,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:06,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:09,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:10,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:11,139 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:11,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:13,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 21:46:13,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 21:46:13,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 21:46:13,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 21:46:13,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (1/1) ... [2023-04-01 21:46:13,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 21:46:13,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 21:46:13,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 21:46:13,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 21:46:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 21:46:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 21:46:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 21:46:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 21:46:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-04-01 21:46:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-04-01 21:46:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-04-01 21:46:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-04-01 21:46:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-04-01 21:46:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-04-01 21:46:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-04-01 21:46:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-04-01 21:46:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-04-01 21:46:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-04-01 21:46:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-04-01 21:46:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-04-01 21:46:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-04-01 21:46:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-04-01 21:46:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-04-01 21:46:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-04-01 21:46:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-04-01 21:46:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-04-01 21:46:13,243 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-04-01 21:46:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-04-01 21:46:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-04-01 21:46:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-04-01 21:46:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-04-01 21:46:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output47 [2023-04-01 21:46:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output48 [2023-04-01 21:46:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output49 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output50 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output51 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output52 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output53 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output54 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output55 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output56 [2023-04-01 21:46:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output57 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output58 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output59 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output60 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output61 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output62 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output63 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output64 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output65 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output66 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output67 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output68 [2023-04-01 21:46:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output69 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output70 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output71 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output72 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output73 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output74 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output75 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output76 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output77 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output78 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output79 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output80 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output81 [2023-04-01 21:46:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output82 [2023-04-01 21:46:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-04-01 21:46:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-04-01 21:46:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-04-01 21:46:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-04-01 21:46:13,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output47 [2023-04-01 21:46:13,271 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output48 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output49 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output50 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output51 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output52 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output53 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output54 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output55 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output56 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output57 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output58 [2023-04-01 21:46:13,272 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output59 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output60 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output61 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output62 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output63 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output64 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output65 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output66 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output67 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output68 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output69 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output70 [2023-04-01 21:46:13,273 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output71 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output72 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output73 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output74 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output75 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output76 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output77 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output78 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output79 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output80 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output81 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output82 [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 21:46:13,274 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 21:46:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 21:46:13,666 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 21:46:13,668 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 21:47:13,946 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 21:47:14,094 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 21:47:14,095 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 21:47:14,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 09:47:14 BoogieIcfgContainer [2023-04-01 21:47:14,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 21:47:14,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 21:47:14,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 21:47:14,124 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 21:47:14,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 09:45:32" (1/3) ... [2023-04-01 21:47:14,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d26d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 09:47:14, skipping insertion in model container [2023-04-01 21:47:14,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 09:46:04" (2/3) ... [2023-04-01 21:47:14,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d26d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 09:47:14, skipping insertion in model container [2023-04-01 21:47:14,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 09:47:14" (3/3) ... [2023-04-01 21:47:14,127 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem08_label29.c [2023-04-01 21:47:14,141 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 21:47:14,141 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 21:47:14,453 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 21:47:14,459 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;@4b69abe9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 21:47:14,459 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 21:47:14,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 23548 states, 23378 states have (on average 1.8766361536487295) internal successors, (43872), 23379 states have internal predecessors, (43872), 84 states have call successors, (84), 84 states have call predecessors, (84), 84 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-04-01 21:47:16,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18041 [2023-04-01 21:47:16,510 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 21:47:16,520 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-04-01 21:47:16,522 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_output82Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output82Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 21:47:16,531 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 21:47:16,540 INFO L85 PathProgramCache]: Analyzing trace with hash 76703605, now seen corresponding path program 1 times [2023-04-01 21:47:16,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 21:47:16,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163999020] [2023-04-01 21:47:16,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 21:47:16,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 21:47:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat