/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_SUM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label23.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 03:35:24,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 03:35:24,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 03:35:24,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 03:35:24,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 03:35:24,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 03:35:24,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 03:35:24,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 03:35:24,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 03:35:24,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 03:35:24,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 03:35:24,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 03:35:24,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 03:35:24,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 03:35:24,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 03:35:24,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 03:35:24,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 03:35:24,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 03:35:24,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 03:35:24,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 03:35:24,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 03:35:24,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 03:35:24,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 03:35:24,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 03:35:24,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-11 03:35:24,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-11 03:35:24,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-11 03:35:24,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-11 03:35:24,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-11 03:35:24,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-11 03:35:24,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-11 03:35:24,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-11 03:35:24,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-11 03:35:24,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-11 03:35:24,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-11 03:35:24,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-11 03:35:24,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-11 03:35:24,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-11 03:35:24,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 03:35:24,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 03:35:24,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 03:35:24,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf [2022-01-11 03:35:24,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 03:35:24,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 03:35:24,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 03:35:24,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 03:35:24,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 03:35:24,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 03:35:24,338 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 03:35:24,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 03:35:24,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 03:35:24,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 03:35:24,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 03:35:24,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 03:35:24,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 03:35:24,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 03:35:24,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 03:35:24,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 03:35:24,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 03:35:24,344 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 03:35:24,344 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_SUM 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 03:35:24,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 03:35:24,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 03:35:24,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 03:35:24,522 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 03:35:24,522 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 03:35:24,523 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label23.c [2022-01-11 03:35:24,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a1f7fd5/35cd8bb8ccc6497aafd06e287654e335/FLAG5dd697594 [2022-01-11 03:35:24,950 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 03:35:24,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label23.c [2022-01-11 03:35:24,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a1f7fd5/35cd8bb8ccc6497aafd06e287654e335/FLAG5dd697594 [2022-01-11 03:35:25,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a1f7fd5/35cd8bb8ccc6497aafd06e287654e335 [2022-01-11 03:35:25,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 03:35:25,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 03:35:25,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 03:35:25,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 03:35:25,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 03:35:25,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345f153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25, skipping insertion in model container [2022-01-11 03:35:25,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 03:35:25,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 03:35:25,579 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/Problem01_label23.c[17363,17376] [2022-01-11 03:35:25,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 03:35:25,634 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 03:35:25,683 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/Problem01_label23.c[17363,17376] [2022-01-11 03:35:25,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 03:35:25,712 INFO L208 MainTranslator]: Completed translation [2022-01-11 03:35:25,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25 WrapperNode [2022-01-11 03:35:25,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 03:35:25,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 03:35:25,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 03:35:25,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 03:35:25,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,793 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2022-01-11 03:35:25,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 03:35:25,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 03:35:25,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 03:35:25,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 03:35:25,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 03:35:25,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 03:35:25,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 03:35:25,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 03:35:25,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (1/1) ... [2022-01-11 03:35:25,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 03:35:25,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 03:35:25,889 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) [2022-01-11 03:35:25,896 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 [2022-01-11 03:35:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 03:35:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 03:35:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 03:35:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 03:35:25,982 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 03:35:25,983 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 03:35:26,740 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 03:35:26,748 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 03:35:26,749 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-11 03:35:26,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:35:26 BoogieIcfgContainer [2022-01-11 03:35:26,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 03:35:26,752 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 03:35:26,752 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 03:35:26,752 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 03:35:26,754 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:35:26" (1/1) ... [2022-01-11 03:35:26,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 03:35:26 BasicIcfg [2022-01-11 03:35:26,963 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 03:35:26,964 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 03:35:26,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 03:35:26,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 03:35:26,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 03:35:25" (1/4) ... [2022-01-11 03:35:26,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4a753e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 03:35:26, skipping insertion in model container [2022-01-11 03:35:26,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 03:35:25" (2/4) ... [2022-01-11 03:35:26,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4a753e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 03:35:26, skipping insertion in model container [2022-01-11 03:35:26,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:35:26" (3/4) ... [2022-01-11 03:35:26,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4a753e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 03:35:26, skipping insertion in model container [2022-01-11 03:35:26,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 03:35:26" (4/4) ... [2022-01-11 03:35:26,968 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label23.cTransformedIcfg [2022-01-11 03:35:26,972 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 03:35:26,973 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-11 03:35:27,004 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 03:35:27,008 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 [2022-01-11 03:35:27,008 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-11 03:35:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 196 states have (on average 1.6683673469387754) internal successors, (327), 197 states have internal predecessors, (327), 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) [2022-01-11 03:35:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-01-11 03:35:27,027 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:27,028 INFO L514 BasicCegarLoop]: 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] [2022-01-11 03:35:27,028 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:27,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:27,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1607501910, now seen corresponding path program 1 times [2022-01-11 03:35:27,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:27,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248592232] [2022-01-11 03:35:27,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:27,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 03:35:27,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:27,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248592232] [2022-01-11 03:35:27,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248592232] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:27,384 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:27,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 03:35:27,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896687908] [2022-01-11 03:35:27,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:27,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:27,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:27,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:27,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:27,407 INFO L87 Difference]: Start difference. First operand has 198 states, 196 states have (on average 1.6683673469387754) internal successors, (327), 197 states have internal predecessors, (327), 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) Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 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) [2022-01-11 03:35:28,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:28,056 INFO L93 Difference]: Finished difference Result 553 states and 940 transitions. [2022-01-11 03:35:28,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:28,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 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) Word has length 95 [2022-01-11 03:35:28,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:28,066 INFO L225 Difference]: With dead ends: 553 [2022-01-11 03:35:28,066 INFO L226 Difference]: Without dead ends: 266 [2022-01-11 03:35:28,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:28,094 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 90 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:28,094 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 72 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-11 03:35:28,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-01-11 03:35:28,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2022-01-11 03:35:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 265 states have (on average 1.4339622641509433) internal successors, (380), 265 states have internal predecessors, (380), 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) [2022-01-11 03:35:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2022-01-11 03:35:28,129 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 95 [2022-01-11 03:35:28,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:28,130 INFO L470 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2022-01-11 03:35:28,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 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) [2022-01-11 03:35:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2022-01-11 03:35:28,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-01-11 03:35:28,133 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:28,133 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:28,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 03:35:28,133 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:28,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:28,134 INFO L85 PathProgramCache]: Analyzing trace with hash -41245965, now seen corresponding path program 1 times [2022-01-11 03:35:28,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:28,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935805138] [2022-01-11 03:35:28,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:28,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 03:35:28,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:28,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935805138] [2022-01-11 03:35:28,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935805138] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:28,215 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:28,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 03:35:28,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099441572] [2022-01-11 03:35:28,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:28,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:28,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:28,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:28,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:28,217 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 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) [2022-01-11 03:35:28,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:28,621 INFO L93 Difference]: Finished difference Result 792 states and 1135 transitions. [2022-01-11 03:35:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:28,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 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) Word has length 101 [2022-01-11 03:35:28,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:28,624 INFO L225 Difference]: With dead ends: 792 [2022-01-11 03:35:28,624 INFO L226 Difference]: Without dead ends: 528 [2022-01-11 03:35:28,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:28,625 INFO L933 BasicCegarLoop]: 13 mSDtfsCounter, 145 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:28,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 17 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-11 03:35:28,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2022-01-11 03:35:28,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2022-01-11 03:35:28,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 527 states have (on average 1.413662239089184) internal successors, (745), 527 states have internal predecessors, (745), 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) [2022-01-11 03:35:28,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 745 transitions. [2022-01-11 03:35:28,646 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 745 transitions. Word has length 101 [2022-01-11 03:35:28,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:28,647 INFO L470 AbstractCegarLoop]: Abstraction has 528 states and 745 transitions. [2022-01-11 03:35:28,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 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) [2022-01-11 03:35:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 745 transitions. [2022-01-11 03:35:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-01-11 03:35:28,650 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:28,650 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:28,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-11 03:35:28,650 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:28,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:28,651 INFO L85 PathProgramCache]: Analyzing trace with hash -468226486, now seen corresponding path program 1 times [2022-01-11 03:35:28,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:28,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541132176] [2022-01-11 03:35:28,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:28,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:28,799 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 03:35:28,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:28,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541132176] [2022-01-11 03:35:28,799 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541132176] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:28,799 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:28,799 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:28,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350750097] [2022-01-11 03:35:28,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:28,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:28,800 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:28,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:28,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:28,801 INFO L87 Difference]: Start difference. First operand 528 states and 745 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2022-01-11 03:35:29,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:29,204 INFO L93 Difference]: Finished difference Result 1578 states and 2230 transitions. [2022-01-11 03:35:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:29,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) Word has length 102 [2022-01-11 03:35:29,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:29,207 INFO L225 Difference]: With dead ends: 1578 [2022-01-11 03:35:29,208 INFO L226 Difference]: Without dead ends: 1052 [2022-01-11 03:35:29,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:29,209 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 46 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:29,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 193 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-11 03:35:29,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2022-01-11 03:35:29,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 790. [2022-01-11 03:35:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 790 states, 789 states have (on average 1.314321926489227) internal successors, (1037), 789 states have internal predecessors, (1037), 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) [2022-01-11 03:35:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1037 transitions. [2022-01-11 03:35:29,226 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1037 transitions. Word has length 102 [2022-01-11 03:35:29,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:29,226 INFO L470 AbstractCegarLoop]: Abstraction has 790 states and 1037 transitions. [2022-01-11 03:35:29,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2022-01-11 03:35:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1037 transitions. [2022-01-11 03:35:29,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-01-11 03:35:29,228 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:29,228 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:29,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-11 03:35:29,228 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:29,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:29,229 INFO L85 PathProgramCache]: Analyzing trace with hash -977217071, now seen corresponding path program 1 times [2022-01-11 03:35:29,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:29,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747482560] [2022-01-11 03:35:29,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:29,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 03:35:29,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:29,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747482560] [2022-01-11 03:35:29,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747482560] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:29,289 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:29,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:29,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805749204] [2022-01-11 03:35:29,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:29,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:29,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:29,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:29,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:29,291 INFO L87 Difference]: Start difference. First operand 790 states and 1037 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) [2022-01-11 03:35:29,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:29,658 INFO L93 Difference]: Finished difference Result 2102 states and 2729 transitions. [2022-01-11 03:35:29,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:29,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) Word has length 118 [2022-01-11 03:35:29,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:29,662 INFO L225 Difference]: With dead ends: 2102 [2022-01-11 03:35:29,662 INFO L226 Difference]: Without dead ends: 1314 [2022-01-11 03:35:29,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:29,664 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 117 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:29,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [117 Valid, 198 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:29,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2022-01-11 03:35:29,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1183. [2022-01-11 03:35:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1183 states, 1182 states have (on average 1.2766497461928934) internal successors, (1509), 1182 states have internal predecessors, (1509), 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) [2022-01-11 03:35:29,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1509 transitions. [2022-01-11 03:35:29,682 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1509 transitions. Word has length 118 [2022-01-11 03:35:29,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:29,682 INFO L470 AbstractCegarLoop]: Abstraction has 1183 states and 1509 transitions. [2022-01-11 03:35:29,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) [2022-01-11 03:35:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1509 transitions. [2022-01-11 03:35:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-01-11 03:35:29,684 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:29,684 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:29,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-11 03:35:29,685 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:29,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:29,685 INFO L85 PathProgramCache]: Analyzing trace with hash 259065237, now seen corresponding path program 1 times [2022-01-11 03:35:29,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:29,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411708943] [2022-01-11 03:35:29,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:29,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-01-11 03:35:29,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:29,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411708943] [2022-01-11 03:35:29,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411708943] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:29,755 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:29,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 03:35:29,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507970170] [2022-01-11 03:35:29,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:29,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:29,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:29,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:29,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:29,756 INFO L87 Difference]: Start difference. First operand 1183 states and 1509 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 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) [2022-01-11 03:35:30,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:30,149 INFO L93 Difference]: Finished difference Result 3412 states and 4367 transitions. [2022-01-11 03:35:30,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:30,149 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 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) Word has length 122 [2022-01-11 03:35:30,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:30,154 INFO L225 Difference]: With dead ends: 3412 [2022-01-11 03:35:30,154 INFO L226 Difference]: Without dead ends: 1969 [2022-01-11 03:35:30,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:30,156 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 133 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:30,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 61 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-11 03:35:30,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1969 states. [2022-01-11 03:35:30,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1969 to 1707. [2022-01-11 03:35:30,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1707 states, 1706 states have (on average 1.1441969519343493) internal successors, (1952), 1706 states have internal predecessors, (1952), 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) [2022-01-11 03:35:30,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 1952 transitions. [2022-01-11 03:35:30,180 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 1952 transitions. Word has length 122 [2022-01-11 03:35:30,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:30,181 INFO L470 AbstractCegarLoop]: Abstraction has 1707 states and 1952 transitions. [2022-01-11 03:35:30,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 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) [2022-01-11 03:35:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 1952 transitions. [2022-01-11 03:35:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-01-11 03:35:30,183 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:30,183 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:30,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-11 03:35:30,183 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:30,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:30,184 INFO L85 PathProgramCache]: Analyzing trace with hash -94676614, now seen corresponding path program 1 times [2022-01-11 03:35:30,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:30,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132743910] [2022-01-11 03:35:30,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:30,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:30,234 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-01-11 03:35:30,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:30,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132743910] [2022-01-11 03:35:30,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132743910] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:30,234 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:30,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 03:35:30,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7490668] [2022-01-11 03:35:30,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:30,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:30,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:30,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:30,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:30,235 INFO L87 Difference]: Start difference. First operand 1707 states and 1952 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) [2022-01-11 03:35:30,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:30,587 INFO L93 Difference]: Finished difference Result 4460 states and 5140 transitions. [2022-01-11 03:35:30,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:30,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) Word has length 126 [2022-01-11 03:35:30,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:30,595 INFO L225 Difference]: With dead ends: 4460 [2022-01-11 03:35:30,595 INFO L226 Difference]: Without dead ends: 2755 [2022-01-11 03:35:30,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:30,599 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 125 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:30,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 44 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:30,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2755 states. [2022-01-11 03:35:30,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2755 to 2624. [2022-01-11 03:35:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2624 states, 2623 states have (on average 1.1181852840259245) internal successors, (2933), 2623 states have internal predecessors, (2933), 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) [2022-01-11 03:35:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2624 states and 2933 transitions. [2022-01-11 03:35:30,660 INFO L78 Accepts]: Start accepts. Automaton has 2624 states and 2933 transitions. Word has length 126 [2022-01-11 03:35:30,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:30,660 INFO L470 AbstractCegarLoop]: Abstraction has 2624 states and 2933 transitions. [2022-01-11 03:35:30,660 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) [2022-01-11 03:35:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 2933 transitions. [2022-01-11 03:35:30,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-01-11 03:35:30,663 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:30,664 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:30,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-11 03:35:30,664 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:30,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:30,664 INFO L85 PathProgramCache]: Analyzing trace with hash 210100395, now seen corresponding path program 1 times [2022-01-11 03:35:30,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:30,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797852530] [2022-01-11 03:35:30,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:30,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:30,754 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-01-11 03:35:30,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:30,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797852530] [2022-01-11 03:35:30,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797852530] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:30,755 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:30,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 03:35:30,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709284282] [2022-01-11 03:35:30,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:30,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:30,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:30,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:30,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:30,757 INFO L87 Difference]: Start difference. First operand 2624 states and 2933 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2022-01-11 03:35:31,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:31,129 INFO L93 Difference]: Finished difference Result 5508 states and 6160 transitions. [2022-01-11 03:35:31,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:31,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) Word has length 151 [2022-01-11 03:35:31,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:31,136 INFO L225 Difference]: With dead ends: 5508 [2022-01-11 03:35:31,137 INFO L226 Difference]: Without dead ends: 2886 [2022-01-11 03:35:31,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:31,140 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 105 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:31,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 42 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:31,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2886 states. [2022-01-11 03:35:31,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2886 to 2886. [2022-01-11 03:35:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2886 states, 2885 states have (on average 1.1123050259965337) internal successors, (3209), 2885 states have internal predecessors, (3209), 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) [2022-01-11 03:35:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2886 states and 3209 transitions. [2022-01-11 03:35:31,178 INFO L78 Accepts]: Start accepts. Automaton has 2886 states and 3209 transitions. Word has length 151 [2022-01-11 03:35:31,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:31,178 INFO L470 AbstractCegarLoop]: Abstraction has 2886 states and 3209 transitions. [2022-01-11 03:35:31,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2022-01-11 03:35:31,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3209 transitions. [2022-01-11 03:35:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-01-11 03:35:31,181 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:31,181 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:31,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-11 03:35:31,182 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:31,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:31,182 INFO L85 PathProgramCache]: Analyzing trace with hash -671747354, now seen corresponding path program 1 times [2022-01-11 03:35:31,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:31,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378752935] [2022-01-11 03:35:31,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:31,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-01-11 03:35:31,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:31,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378752935] [2022-01-11 03:35:31,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378752935] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:31,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:31,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:31,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083476911] [2022-01-11 03:35:31,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:31,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:31,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:31,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:31,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:31,249 INFO L87 Difference]: Start difference. First operand 2886 states and 3209 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) [2022-01-11 03:35:31,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:31,591 INFO L93 Difference]: Finished difference Result 6032 states and 6699 transitions. [2022-01-11 03:35:31,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:31,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) Word has length 155 [2022-01-11 03:35:31,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:31,599 INFO L225 Difference]: With dead ends: 6032 [2022-01-11 03:35:31,599 INFO L226 Difference]: Without dead ends: 3279 [2022-01-11 03:35:31,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:31,602 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 121 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:31,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [121 Valid, 183 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:31,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3279 states. [2022-01-11 03:35:31,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3279 to 3148. [2022-01-11 03:35:31,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 3147 states have (on average 1.1010486177311725) internal successors, (3465), 3147 states have internal predecessors, (3465), 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) [2022-01-11 03:35:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 3465 transitions. [2022-01-11 03:35:31,640 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 3465 transitions. Word has length 155 [2022-01-11 03:35:31,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:31,640 INFO L470 AbstractCegarLoop]: Abstraction has 3148 states and 3465 transitions. [2022-01-11 03:35:31,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) [2022-01-11 03:35:31,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 3465 transitions. [2022-01-11 03:35:31,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-01-11 03:35:31,643 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:31,643 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:31,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-11 03:35:31,644 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:31,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:31,644 INFO L85 PathProgramCache]: Analyzing trace with hash -873746603, now seen corresponding path program 1 times [2022-01-11 03:35:31,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:31,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944526126] [2022-01-11 03:35:31,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:31,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:31,718 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-01-11 03:35:31,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:31,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944526126] [2022-01-11 03:35:31,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944526126] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:31,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:31,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 03:35:31,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11005826] [2022-01-11 03:35:31,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:31,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 03:35:31,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:31,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 03:35:31,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-11 03:35:31,719 INFO L87 Difference]: Start difference. First operand 3148 states and 3465 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 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) [2022-01-11 03:35:32,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:32,256 INFO L93 Difference]: Finished difference Result 6556 states and 7219 transitions. [2022-01-11 03:35:32,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-11 03:35:32,258 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 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) Word has length 172 [2022-01-11 03:35:32,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:32,266 INFO L225 Difference]: With dead ends: 6556 [2022-01-11 03:35:32,266 INFO L226 Difference]: Without dead ends: 3410 [2022-01-11 03:35:32,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-11 03:35:32,270 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 225 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:32,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 26 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-01-11 03:35:32,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3410 states. [2022-01-11 03:35:32,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3410 to 2886. [2022-01-11 03:35:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2886 states, 2885 states have (on average 1.094627383015598) internal successors, (3158), 2885 states have internal predecessors, (3158), 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) [2022-01-11 03:35:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2886 states and 3158 transitions. [2022-01-11 03:35:32,309 INFO L78 Accepts]: Start accepts. Automaton has 2886 states and 3158 transitions. Word has length 172 [2022-01-11 03:35:32,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:32,310 INFO L470 AbstractCegarLoop]: Abstraction has 2886 states and 3158 transitions. [2022-01-11 03:35:32,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 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) [2022-01-11 03:35:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3158 transitions. [2022-01-11 03:35:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-01-11 03:35:32,313 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:32,313 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:32,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-11 03:35:32,313 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:32,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:32,314 INFO L85 PathProgramCache]: Analyzing trace with hash -2069032986, now seen corresponding path program 1 times [2022-01-11 03:35:32,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:32,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383526243] [2022-01-11 03:35:32,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:32,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:32,404 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-01-11 03:35:32,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:32,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383526243] [2022-01-11 03:35:32,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383526243] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:32,404 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:32,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:32,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868183292] [2022-01-11 03:35:32,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:32,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 03:35:32,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:32,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 03:35:32,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-11 03:35:32,405 INFO L87 Difference]: Start difference. First operand 2886 states and 3158 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 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) [2022-01-11 03:35:32,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:32,878 INFO L93 Difference]: Finished difference Result 5770 states and 6317 transitions. [2022-01-11 03:35:32,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-11 03:35:32,879 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 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) Word has length 200 [2022-01-11 03:35:32,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:32,886 INFO L225 Difference]: With dead ends: 5770 [2022-01-11 03:35:32,887 INFO L226 Difference]: Without dead ends: 3017 [2022-01-11 03:35:32,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-11 03:35:32,891 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 383 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 457 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:32,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 41 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 457 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-11 03:35:32,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2022-01-11 03:35:32,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 2886. [2022-01-11 03:35:32,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2886 states, 2885 states have (on average 1.0873483535528596) internal successors, (3137), 2885 states have internal predecessors, (3137), 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) [2022-01-11 03:35:32,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2886 states and 3137 transitions. [2022-01-11 03:35:32,925 INFO L78 Accepts]: Start accepts. Automaton has 2886 states and 3137 transitions. Word has length 200 [2022-01-11 03:35:32,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:32,925 INFO L470 AbstractCegarLoop]: Abstraction has 2886 states and 3137 transitions. [2022-01-11 03:35:32,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 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) [2022-01-11 03:35:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3137 transitions. [2022-01-11 03:35:32,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-01-11 03:35:32,929 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:32,929 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:32,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-11 03:35:32,930 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:32,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:32,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1417238921, now seen corresponding path program 1 times [2022-01-11 03:35:32,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:32,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798130145] [2022-01-11 03:35:32,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:32,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-01-11 03:35:33,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:33,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798130145] [2022-01-11 03:35:33,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798130145] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:33,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:33,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:33,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300944881] [2022-01-11 03:35:33,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:33,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:33,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:33,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:33,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:33,034 INFO L87 Difference]: Start difference. First operand 2886 states and 3137 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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) [2022-01-11 03:35:33,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:33,382 INFO L93 Difference]: Finished difference Result 5901 states and 6417 transitions. [2022-01-11 03:35:33,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:33,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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) Word has length 218 [2022-01-11 03:35:33,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:33,394 INFO L225 Difference]: With dead ends: 5901 [2022-01-11 03:35:33,394 INFO L226 Difference]: Without dead ends: 3148 [2022-01-11 03:35:33,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:33,397 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 86 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:33,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 178 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:33,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2022-01-11 03:35:33,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 3017. [2022-01-11 03:35:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3017 states, 3016 states have (on average 1.067970822281167) internal successors, (3221), 3016 states have internal predecessors, (3221), 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) [2022-01-11 03:35:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 3221 transitions. [2022-01-11 03:35:33,434 INFO L78 Accepts]: Start accepts. Automaton has 3017 states and 3221 transitions. Word has length 218 [2022-01-11 03:35:33,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:33,434 INFO L470 AbstractCegarLoop]: Abstraction has 3017 states and 3221 transitions. [2022-01-11 03:35:33,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 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) [2022-01-11 03:35:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3221 transitions. [2022-01-11 03:35:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-01-11 03:35:33,439 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:33,439 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:33,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-11 03:35:33,439 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:33,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:33,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1099742893, now seen corresponding path program 1 times [2022-01-11 03:35:33,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:33,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764144452] [2022-01-11 03:35:33,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:33,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2022-01-11 03:35:33,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:33,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764144452] [2022-01-11 03:35:33,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764144452] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:33,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:33,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:33,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341975240] [2022-01-11 03:35:33,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:33,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 03:35:33,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:33,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 03:35:33,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-11 03:35:33,638 INFO L87 Difference]: Start difference. First operand 3017 states and 3221 transitions. Second operand has 4 states, 4 states have (on average 39.5) internal successors, (158), 3 states have internal predecessors, (158), 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) [2022-01-11 03:35:33,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:33,973 INFO L93 Difference]: Finished difference Result 5980 states and 6393 transitions. [2022-01-11 03:35:33,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-11 03:35:33,973 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.5) internal successors, (158), 3 states have internal predecessors, (158), 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) Word has length 240 [2022-01-11 03:35:33,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:33,980 INFO L225 Difference]: With dead ends: 5980 [2022-01-11 03:35:33,980 INFO L226 Difference]: Without dead ends: 3017 [2022-01-11 03:35:33,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-11 03:35:33,982 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 114 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:33,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 16 Invalid, 423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:33,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2022-01-11 03:35:34,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 3017. [2022-01-11 03:35:34,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3017 states, 3016 states have (on average 1.0666445623342176) internal successors, (3217), 3016 states have internal predecessors, (3217), 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) [2022-01-11 03:35:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 3217 transitions. [2022-01-11 03:35:34,015 INFO L78 Accepts]: Start accepts. Automaton has 3017 states and 3217 transitions. Word has length 240 [2022-01-11 03:35:34,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:34,015 INFO L470 AbstractCegarLoop]: Abstraction has 3017 states and 3217 transitions. [2022-01-11 03:35:34,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.5) internal successors, (158), 3 states have internal predecessors, (158), 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) [2022-01-11 03:35:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3217 transitions. [2022-01-11 03:35:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-01-11 03:35:34,019 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 03:35:34,019 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:34,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-11 03:35:34,019 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 03:35:34,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 03:35:34,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1934299062, now seen corresponding path program 1 times [2022-01-11 03:35:34,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 03:35:34,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188633658] [2022-01-11 03:35:34,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 03:35:34,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 03:35:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 03:35:34,153 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2022-01-11 03:35:34,153 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 03:35:34,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188633658] [2022-01-11 03:35:34,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188633658] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 03:35:34,153 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 03:35:34,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 03:35:34,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310172970] [2022-01-11 03:35:34,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 03:35:34,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 03:35:34,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 03:35:34,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 03:35:34,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:34,154 INFO L87 Difference]: Start difference. First operand 3017 states and 3217 transitions. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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) [2022-01-11 03:35:34,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 03:35:34,462 INFO L93 Difference]: Finished difference Result 4982 states and 5324 transitions. [2022-01-11 03:35:34,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 03:35:34,462 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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) Word has length 269 [2022-01-11 03:35:34,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 03:35:34,463 INFO L225 Difference]: With dead ends: 4982 [2022-01-11 03:35:34,463 INFO L226 Difference]: Without dead ends: 0 [2022-01-11 03:35:34,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 03:35:34,467 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 108 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-11 03:35:34,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 166 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-11 03:35:34,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-11 03:35:34,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-11 03:35:34,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-01-11 03:35:34,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-11 03:35:34,468 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 269 [2022-01-11 03:35:34,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 03:35:34,468 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-11 03:35:34,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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) [2022-01-11 03:35:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-11 03:35:34,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-11 03:35:34,470 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-11 03:35:34,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-11 03:35:34,471 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-11 03:35:35,035 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-11 03:35:35,035 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-11 03:35:35,035 INFO L854 garLoopResultBuilder]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse7 (= ~a20~0Int 1))) (let ((.cse10 (<= 6 ~a16~0Int)) (.cse8 (<= ~a16~0Int 4)) (.cse5 (= ~a21~0Int 1)) (.cse9 (= ~a17~0Int 1)) (.cse2 (= ~a12~0Int 8)) (.cse4 (= ~a7~0Int 1)) (.cse0 (not .cse7)) (.cse3 (<= ~a16~0Int 5)) (.cse1 (= ~a7~0Int 0)) (.cse6 (<= ~a8~0Int 13))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (and .cse5 .cse1 .cse6 .cse7) (and .cse8 .cse5 .cse1 .cse9 .cse7) (and .cse10 .cse1 .cse2) (and (<= ~a17~0Int 0) .cse5 (= ~a8~0Int 14) (= 5 ~a16~0Int) .cse2 .cse4) (and .cse5 .cse1 .cse2) (and (or (and .cse8 .cse6) (and .cse10 .cse6)) .cse2 .cse4) (and .cse8 .cse5 .cse6 .cse7) (and .cse9 .cse6 .cse2 .cse4) (and .cse0 .cse3 .cse1 .cse6)))) [2022-01-11 03:35:35,036 INFO L861 garLoopResultBuilder]: At program point L587(lines 587 604) the Hoare annotation is: true [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point L41(lines 41 400) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L854 garLoopResultBuilder]: At program point L584(lines 40 585) the Hoare annotation is: (let ((.cse7 (= ~a20~0Int 1))) (let ((.cse10 (<= 6 ~a16~0Int)) (.cse8 (<= ~a16~0Int 4)) (.cse5 (= ~a21~0Int 1)) (.cse9 (= ~a17~0Int 1)) (.cse2 (= ~a12~0Int 8)) (.cse4 (= ~a7~0Int 1)) (.cse0 (not .cse7)) (.cse3 (<= ~a16~0Int 5)) (.cse1 (= ~a7~0Int 0)) (.cse6 (<= ~a8~0Int 13))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (and .cse5 .cse1 .cse6 .cse7) (and .cse8 .cse5 .cse1 .cse9 .cse7) (and .cse10 .cse1 .cse2) (and (<= ~a17~0Int 0) .cse5 (= ~a8~0Int 14) (= 5 ~a16~0Int) .cse2 .cse4) (and .cse5 .cse1 .cse2) (and (or (and .cse8 .cse6) (and .cse10 .cse6)) .cse2 .cse4) (and .cse8 .cse5 .cse6 .cse7) (and .cse9 .cse6 .cse2 .cse4) (and .cse0 .cse3 .cse1 .cse6)))) [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point L45(lines 45 400) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point L53(lines 53 400) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point L59(lines 59 400) no Hoare annotation was computed. [2022-01-11 03:35:35,036 INFO L858 garLoopResultBuilder]: For program point L64(lines 64 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L72(lines 72 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L75(lines 75 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L82(lines 82 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L94(lines 94 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L107(lines 107 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L118(lines 118 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L129(lines 129 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 400) no Hoare annotation was computed. [2022-01-11 03:35:35,037 INFO L858 garLoopResultBuilder]: For program point L139(lines 139 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L154(lines 154 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L162(lines 162 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L188(lines 188 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L207(lines 207 400) no Hoare annotation was computed. [2022-01-11 03:35:35,038 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L218(lines 218 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L228(lines 228 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L255(lines 255 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L260(lines 260 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L271(lines 271 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L278(lines 278 400) no Hoare annotation was computed. [2022-01-11 03:35:35,039 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L296(lines 296 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L322(lines 322 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L326(lines 326 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L328(lines 328 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L339(lines 339 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L355(lines 355 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 400) no Hoare annotation was computed. [2022-01-11 03:35:35,040 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L373(lines 373 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L375(lines 375 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L382(lines 382 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L392(lines 392 400) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L402(line 402) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L405(line 405) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,041 INFO L858 garLoopResultBuilder]: For program point L411(line 411) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L414(line 414) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2022-01-11 03:35:35,042 INFO L858 garLoopResultBuilder]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L435(line 435) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L441(line 441) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L453(line 453) no Hoare annotation was computed. [2022-01-11 03:35:35,043 INFO L858 garLoopResultBuilder]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 471) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L474(line 474) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,044 INFO L858 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L480(line 480) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L483(line 483) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L501(line 501) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,045 INFO L858 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L507(line 507) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L513(line 513) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2022-01-11 03:35:35,046 INFO L858 garLoopResultBuilder]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L540(line 540) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L543(line 543) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L546(line 546) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L549(line 549) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L555(line 555) no Hoare annotation was computed. [2022-01-11 03:35:35,047 INFO L858 garLoopResultBuilder]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L564(line 564) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L573(line 573) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed. [2022-01-11 03:35:35,048 INFO L858 garLoopResultBuilder]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2022-01-11 03:35:35,051 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 03:35:35,052 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-11 03:35:35,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 03:35:35 BasicIcfg [2022-01-11 03:35:35,066 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-11 03:35:35,067 INFO L158 Benchmark]: Toolchain (without parser) took 9767.32ms. Allocated memory was 186.6MB in the beginning and 309.3MB in the end (delta: 122.7MB). Free memory was 134.2MB in the beginning and 198.5MB in the end (delta: -64.3MB). Peak memory consumption was 162.4MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,067 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 186.6MB. Free memory was 152.3MB in the beginning and 152.2MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-11 03:35:35,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.67ms. Allocated memory is still 186.6MB. Free memory was 134.0MB in the beginning and 143.6MB in the end (delta: -9.6MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.25ms. Allocated memory is still 186.6MB. Free memory was 143.6MB in the beginning and 137.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,067 INFO L158 Benchmark]: Boogie Preprocessor took 64.69ms. Allocated memory is still 186.6MB. Free memory was 137.8MB in the beginning and 133.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,068 INFO L158 Benchmark]: RCFGBuilder took 891.74ms. Allocated memory is still 186.6MB. Free memory was 133.6MB in the beginning and 74.4MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,068 INFO L158 Benchmark]: IcfgTransformer took 211.26ms. Allocated memory was 186.6MB in the beginning and 232.8MB in the end (delta: 46.1MB). Free memory was 74.4MB in the beginning and 182.5MB in the end (delta: -108.1MB). Peak memory consumption was 23.5MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,068 INFO L158 Benchmark]: TraceAbstraction took 8102.01ms. Allocated memory was 232.8MB in the beginning and 309.3MB in the end (delta: 76.5MB). Free memory was 181.9MB in the beginning and 198.5MB in the end (delta: -16.6MB). Peak memory consumption was 163.3MB. Max. memory is 8.0GB. [2022-01-11 03:35:35,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 186.6MB. Free memory was 152.3MB in the beginning and 152.2MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 410.67ms. Allocated memory is still 186.6MB. Free memory was 134.0MB in the beginning and 143.6MB in the end (delta: -9.6MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 80.25ms. Allocated memory is still 186.6MB. Free memory was 143.6MB in the beginning and 137.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.69ms. Allocated memory is still 186.6MB. Free memory was 137.8MB in the beginning and 133.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 891.74ms. Allocated memory is still 186.6MB. Free memory was 133.6MB in the beginning and 74.4MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. * IcfgTransformer took 211.26ms. Allocated memory was 186.6MB in the beginning and 232.8MB in the end (delta: 46.1MB). Free memory was 74.4MB in the beginning and 182.5MB in the end (delta: -108.1MB). Peak memory consumption was 23.5MB. Max. memory is 8.0GB. * TraceAbstraction took 8102.01ms. Allocated memory was 232.8MB in the beginning and 309.3MB in the end (delta: 76.5MB). Free memory was 181.9MB in the beginning and 198.5MB in the end (delta: -16.6MB). Peak memory consumption was 163.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 471]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 13, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1798 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1798 mSDsluCounter, 1237 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 77 mSDsCounter, 669 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4714 IncrementalHoareTripleChecker+Invalid, 5383 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 669 mSolverCounterUnsat, 1160 mSDtfsCounter, 4714 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3148occurred in iteration=8, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 1703 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 47 NumberOfFragments, 313 HoareAnnotationTreeSize, 3 FomulaSimplifications, 576 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1056 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 2069 NumberOfCodeBlocks, 2069 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2056 ConstructedInterpolants, 0 QuantifiedInterpolants, 6678 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 1579/1579 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((((((((8bv32 == a12 && a7 == 0bv32) && ~bvule32(6bv32, a16)) || (((((8bv32 == a12 && a7 == 1bv32) && 14bv32 == a8) && ~bvule32(a17, 0bv32)) && 5bv32 == a16) && 1bv32 == a21)) || ((8bv32 == a12 && a7 == 0bv32) && 1bv32 == a21)) || (((8bv32 == a12 && a7 == 1bv32) && !(1bv32 == a20)) && ~bvule32(a16, 5bv32))) || ((8bv32 == a12 && a7 == 0bv32) && !(1bv32 == a20))) || (((1bv32 == a20 && ~bvule32(a8, 13bv32)) && ~bvule32(a16, 4bv32)) && 1bv32 == a21)) || (((1bv32 == a20 && ~bvule32(a8, 13bv32)) && a7 == 0bv32) && 1bv32 == a21)) || ((8bv32 == a12 && a7 == 1bv32) && ((~bvule32(a8, 13bv32) && ~bvule32(6bv32, a16)) || (~bvule32(a8, 13bv32) && ~bvule32(a16, 4bv32))))) || ((((1bv32 == a20 && a7 == 0bv32) && ~bvule32(a16, 4bv32)) && 1bv32 == a17) && 1bv32 == a21)) || (((~bvule32(a8, 13bv32) && a7 == 0bv32) && !(1bv32 == a20)) && ~bvule32(a16, 5bv32))) || (((8bv32 == a12 && ~bvule32(a8, 13bv32)) && a7 == 1bv32) && 1bv32 == a17) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((((((((8bv32 == a12 && a7 == 0bv32) && ~bvule32(6bv32, a16)) || (((((8bv32 == a12 && a7 == 1bv32) && 14bv32 == a8) && ~bvule32(a17, 0bv32)) && 5bv32 == a16) && 1bv32 == a21)) || ((8bv32 == a12 && a7 == 0bv32) && 1bv32 == a21)) || (((8bv32 == a12 && a7 == 1bv32) && !(1bv32 == a20)) && ~bvule32(a16, 5bv32))) || ((8bv32 == a12 && a7 == 0bv32) && !(1bv32 == a20))) || (((1bv32 == a20 && ~bvule32(a8, 13bv32)) && ~bvule32(a16, 4bv32)) && 1bv32 == a21)) || (((1bv32 == a20 && ~bvule32(a8, 13bv32)) && a7 == 0bv32) && 1bv32 == a21)) || ((8bv32 == a12 && a7 == 1bv32) && ((~bvule32(a8, 13bv32) && ~bvule32(6bv32, a16)) || (~bvule32(a8, 13bv32) && ~bvule32(a16, 4bv32))))) || ((((1bv32 == a20 && a7 == 0bv32) && ~bvule32(a16, 4bv32)) && 1bv32 == a17) && 1bv32 == a21)) || (((~bvule32(a8, 13bv32) && a7 == 0bv32) && !(1bv32 == a20)) && ~bvule32(a16, 5bv32))) || (((8bv32 == a12 && ~bvule32(a8, 13bv32)) && a7 == 1bv32) && 1bv32 == a17) RESULT: Ultimate proved your program to be correct! [2022-01-11 03:35:35,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...