/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_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 03:39:57,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 03:39:57,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 03:39:57,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 03:39:57,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 03:39:57,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 03:39:57,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 03:39:57,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 03:39:57,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 03:39:57,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 03:39:57,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 03:39:57,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 03:39:57,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 03:39:57,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 03:39:57,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 03:39:57,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 03:39:57,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 03:39:57,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 03:39:57,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 03:39:57,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 03:39:57,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 03:39:57,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 03:39:57,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 03:39:57,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 03:39:57,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 03:39:57,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 03:39:57,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 03:39:57,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 03:39:57,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 03:39:57,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 03:39:57,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 03:39:57,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 03:39:57,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 03:39:57,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 03:39:57,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 03:39:57,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 03:39:57,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 03:39:57,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 03:39:57,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 03:39:57,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 03:39:57,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 03:39:57,586 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 03:39:57,618 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 03:39:57,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 03:39:57,619 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 03:39:57,619 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 03:39:57,620 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 03:39:57,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 03:39:57,621 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 03:39:57,621 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 03:39:57,621 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 03:39:57,621 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 03:39:57,622 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 03:39:57,622 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 03:39:57,622 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 03:39:57,622 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 03:39:57,622 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 03:39:57,622 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 03:39:57,623 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 03:39:57,623 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 03:39:57,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 03:39:57,624 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 03:39:57,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 03:39:57,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 03:39:57,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 03:39:57,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 03:39:57,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 03:39:57,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 03:39:57,625 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 03:39:57,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 03:39:57,625 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 03:39:57,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 03:39:57,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 03:39:57,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 03:39:57,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 03:39:57,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 03:39:57,626 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 03:39:57,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 03:39:57,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 03:39:57,627 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 03:39:57,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 03:39:57,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 03:39:57,627 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 03:39:57,627 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 03:39:57,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 03:39:57,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 03:39:57,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 03:39:57,891 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 03:39:57,891 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 03:39:57,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label39.c [2023-04-01 03:39:59,037 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 03:40:00,641 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 03:40:00,642 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label39.c [2023-04-01 03:40:00,784 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8898c244/4381fa532b2a479eae78cc103816e310/FLAGb70cc5818 [2023-04-01 03:40:00,801 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8898c244/4381fa532b2a479eae78cc103816e310 [2023-04-01 03:40:00,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 03:40:00,806 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 03:40:00,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 03:40:00,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 03:40:00,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 03:40:00,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 03:40:00" (1/1) ... [2023-04-01 03:40:00,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3def8c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:00, skipping insertion in model container [2023-04-01 03:40:00,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 03:40:00" (1/1) ... [2023-04-01 03:40:00,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 03:40:01,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 03:40:09,020 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_label39.c[2767623,2767636] [2023-04-01 03:40:09,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 03:40:09,089 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 03:40:13,457 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_label39.c[2767623,2767636] [2023-04-01 03:40:13,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 03:40:14,478 INFO L208 MainTranslator]: Completed translation [2023-04-01 03:40:14,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14 WrapperNode [2023-04-01 03:40:14,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 03:40:14,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 03:40:14,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 03:40:14,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 03:40:14,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:14,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:15,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:15,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:16,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:16,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:16,770 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:16,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:17,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 03:40:17,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 03:40:17,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 03:40:17,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 03:40:17,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (1/1) ... [2023-04-01 03:40:17,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 03:40:17,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 03:40:17,417 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 03:40:17,418 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 03:40:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 03:40:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 03:40:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 03:40:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-04-01 03:40:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-04-01 03:40:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-04-01 03:40:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-04-01 03:40:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-04-01 03:40:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-04-01 03:40:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-04-01 03:40:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-04-01 03:40:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-04-01 03:40:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 03:40:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 03:40:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-04-01 03:40:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-04-01 03:40:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-04-01 03:40:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-04-01 03:40:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-04-01 03:40:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-04-01 03:40:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 03:40:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 03:40:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 03:40:17,578 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 03:40:17,580 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 03:40:50,917 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 03:40:51,855 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 03:40:51,856 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 03:40:51,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 03:40:51 BoogieIcfgContainer [2023-04-01 03:40:51,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 03:40:51,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 03:40:51,868 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 03:40:51,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 03:40:51,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 03:40:00" (1/3) ... [2023-04-01 03:40:51,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43042eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 03:40:51, skipping insertion in model container [2023-04-01 03:40:51,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:40:14" (2/3) ... [2023-04-01 03:40:51,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43042eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 03:40:51, skipping insertion in model container [2023-04-01 03:40:51,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 03:40:51" (3/3) ... [2023-04-01 03:40:51,874 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label39.c [2023-04-01 03:40:51,889 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 03:40:51,889 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 03:40:52,069 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 03:40:52,077 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;@f7a9059, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 03:40:52,077 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 03:40:52,114 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)