/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label41.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 16:19:36,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 16:19:36,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 16:19:36,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 16:19:36,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 16:19:36,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 16:19:36,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 16:19:36,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 16:19:36,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 16:19:36,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 16:19:36,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 16:19:36,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 16:19:36,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 16:19:36,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 16:19:36,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 16:19:36,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 16:19:36,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 16:19:36,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 16:19:36,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 16:19:36,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 16:19:36,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 16:19:36,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 16:19:36,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 16:19:36,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 16:19:36,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-10 16:19:36,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 16:19:36,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 16:19:36,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 16:19:36,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 16:19:36,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 16:19:36,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 16:19:36,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 16:19:36,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 16:19:36,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 16:19:36,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 16:19:36,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 16:19:36,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_LAZY.epf [2022-01-10 16:19:36,567 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 16:19:36,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 16:19:36,568 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 16:19:36,568 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 16:19:36,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 16:19:36,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 16:19:36,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 16:19:36,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 16:19:36,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 16:19:36,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 16:19:36,570 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 16:19:36,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 16:19:36,571 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 16:19:36,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 16:19:36,575 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 16:19:36,575 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_LAZY 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 16:19:36,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 16:19:36,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 16:19:36,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 16:19:36,782 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 16:19:36,783 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 16:19:36,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label41.c [2022-01-10 16:19:36,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bd4dd87/a4d14276879e431a815102502394ba93/FLAGcff4d9777 [2022-01-10 16:19:38,152 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 16:19:38,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label41.c [2022-01-10 16:19:38,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bd4dd87/a4d14276879e431a815102502394ba93/FLAGcff4d9777 [2022-01-10 16:19:38,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bd4dd87/a4d14276879e431a815102502394ba93 [2022-01-10 16:19:38,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 16:19:38,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 16:19:38,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 16:19:38,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 16:19:38,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 16:19:38,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 04:19:38" (1/1) ... [2022-01-10 16:19:38,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e93955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:38, skipping insertion in model container [2022-01-10 16:19:38,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 04:19:38" (1/1) ... [2022-01-10 16:19:38,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 16:19:39,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 16:19:45,907 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label41.c[2772394,2772407] [2022-01-10 16:19:45,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 16:19:46,011 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 16:19:50,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label41.c[2772394,2772407] [2022-01-10 16:19:50,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 16:19:51,196 INFO L208 MainTranslator]: Completed translation [2022-01-10 16:19:51,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51 WrapperNode [2022-01-10 16:19:51,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 16:19:51,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 16:19:51,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 16:19:51,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 16:19:51,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:51,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:54,341 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2022-01-10 16:19:54,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 16:19:54,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 16:19:54,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 16:19:54,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 16:19:54,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:54,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:54,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:54,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:55,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:56,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:56,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:56,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 16:19:56,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 16:19:56,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 16:19:56,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 16:19:56,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (1/1) ... [2022-01-10 16:19:56,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 16:19:56,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 16:19:56,703 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) [2022-01-10 16:19:56,705 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 [2022-01-10 16:19:56,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 16:19:56,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 16:19:56,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 16:19:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 16:19:56,832 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 16:19:56,833 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 16:20:33,812 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 16:20:33,851 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 16:20:33,851 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-10 16:20:33,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:20:33 BoogieIcfgContainer [2022-01-10 16:20:33,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 16:20:33,863 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 16:20:33,863 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 16:20:33,864 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 16:20:33,866 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:20:33" (1/1) ... [2022-01-10 16:20:39,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 04:20:39 BasicIcfg [2022-01-10 16:20:39,892 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 16:20:39,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 16:20:39,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 16:20:39,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 16:20:39,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 04:19:38" (1/4) ... [2022-01-10 16:20:39,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dbbd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 04:20:39, skipping insertion in model container [2022-01-10 16:20:39,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:19:51" (2/4) ... [2022-01-10 16:20:39,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dbbd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 04:20:39, skipping insertion in model container [2022-01-10 16:20:39,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:20:33" (3/4) ... [2022-01-10 16:20:39,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dbbd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 04:20:39, skipping insertion in model container [2022-01-10 16:20:39,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 04:20:39" (4/4) ... [2022-01-10 16:20:39,901 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem07_label41.cTransformedIcfg [2022-01-10 16:20:39,905 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 16:20:39,905 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 16:20:40,002 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 16:20:40,006 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 16:20:40,006 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 16:20:40,113 INFO L276 IsEmpty]: Start isEmpty. Operand has 10257 states, 10255 states have (on average 1.9892735251097027) internal successors, (20400), 10256 states have internal predecessors, (20400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)