/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/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/eca-rers2012/Problem07_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 03:37:47,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 03:37:47,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 03:37:47,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 03:37:47,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 03:37:47,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 03:37:47,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 03:37:47,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 03:37:47,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 03:37:47,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 03:37:47,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 03:37:47,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 03:37:47,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 03:37:47,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 03:37:47,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 03:37:47,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 03:37:47,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 03:37:47,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 03:37:47,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 03:37:47,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 03:37:47,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 03:37:47,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 03:37:47,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 03:37:47,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 03:37:47,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 03:37:47,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 03:37:47,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 03:37:47,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 03:37:47,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 03:37:47,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 03:37:47,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 03:37:47,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 03:37:47,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 03:37:47,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 03:37:47,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 03:37:47,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 03:37:47,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 03:37:47,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 03:37:47,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 03:37:47,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 03:37:47,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 03:37:47,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 03:37:47,085 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 03:37:47,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 03:37:47,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 03:37:47,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 03:37:47,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 03:37:47,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 03:37:47,087 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 03:37:47,087 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 03:37:47,088 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 03:37:47,088 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 03:37:47,088 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 03:37:47,088 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 03:37:47,088 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 03:37:47,089 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 03:37:47,089 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 03:37:47,089 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 03:37:47,089 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 03:37:47,089 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 03:37:47,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 03:37:47,090 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 03:37:47,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 03:37:47,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 03:37:47,091 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 03:37:47,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 03:37:47,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 03:37:47,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 03:37:47,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 03:37:47,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 03:37:47,092 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 03:37:47,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 03:37:47,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 03:37:47,093 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 03:37:47,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 03:37:47,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 03:37:47,093 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 03:37:47,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 03:37:47,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 03:37:47,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 03:37:47,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 03:37:47,316 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 03:37:47,317 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 03:37:47,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label10.c [2023-04-01 03:37:48,545 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 03:37:50,288 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 03:37:50,289 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label10.c [2023-04-01 03:37:50,410 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f507b8091/166e7ce5865048038040fe857f2a04f1/FLAGffe3cbb64 [2023-04-01 03:37:50,421 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f507b8091/166e7ce5865048038040fe857f2a04f1 [2023-04-01 03:37:50,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 03:37:50,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 03:37:50,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 03:37:50,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 03:37:50,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 03:37:50,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 03:37:50" (1/1) ... [2023-04-01 03:37:50,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@224e3b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:37:50, skipping insertion in model container [2023-04-01 03:37:50,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 03:37:50" (1/1) ... [2023-04-01 03:37:50,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 03:37:51,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 03:37:58,859 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label10.c[2772735,2772748] [2023-04-01 03:37:58,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 03:37:58,915 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 03:38:03,242 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label10.c[2772735,2772748] [2023-04-01 03:38:03,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 03:38:03,850 INFO L208 MainTranslator]: Completed translation [2023-04-01 03:38:03,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03 WrapperNode [2023-04-01 03:38:03,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 03:38:03,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 03:38:03,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 03:38:03,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 03:38:03,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:03,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:04,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:04,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:06,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:06,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:06,556 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:06,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:07,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 03:38:07,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 03:38:07,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 03:38:07,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 03:38:07,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (1/1) ... [2023-04-01 03:38:07,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 03:38:07,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 03:38:07,295 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 03:38:07,297 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 03:38:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 03:38:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 03:38:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-04-01 03:38:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-04-01 03:38:07,326 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-04-01 03:38:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-04-01 03:38:07,328 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-04-01 03:38:07,329 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-04-01 03:38:07,329 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-04-01 03:38:07,329 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-04-01 03:38:07,329 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-04-01 03:38:07,329 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 03:38:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 03:38:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-04-01 03:38:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-04-01 03:38:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-04-01 03:38:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-04-01 03:38:07,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-04-01 03:38:07,331 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-04-01 03:38:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-04-01 03:38:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 03:38:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 03:38:07,459 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 03:38:07,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 03:38:40,601 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 03:38:41,577 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 03:38:41,577 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 03:38:41,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 03:38:41 BoogieIcfgContainer [2023-04-01 03:38:41,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 03:38:41,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 03:38:41,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 03:38:41,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 03:38:41,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 03:37:50" (1/3) ... [2023-04-01 03:38:41,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68458b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 03:38:41, skipping insertion in model container [2023-04-01 03:38:41,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:38:03" (2/3) ... [2023-04-01 03:38:41,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68458b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 03:38:41, skipping insertion in model container [2023-04-01 03:38:41,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 03:38:41" (3/3) ... [2023-04-01 03:38:41,597 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label10.c [2023-04-01 03:38:41,613 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 03:38:41,613 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 03:38:41,807 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 03:38:41,813 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=FINITE_AUTOMATA, 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;@4e5b9be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 03:38:41,814 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 03:38:41,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 10325 states, 10227 states have (on average 1.9860174049085753) internal successors, (20311), 10228 states have internal predecessors, (20311), 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)