./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label24.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb0c3ec54bfe7ca5ae5031ed15e31d11f389c6f34b7a5ddeb0a5af3b415963cc --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 01:19:58,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 01:19:58,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 01:19:58,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 01:19:58,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 01:19:58,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 01:19:58,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 01:19:58,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 01:19:58,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 01:19:58,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 01:19:58,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 01:19:58,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 01:19:58,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 01:19:58,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 01:19:58,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 01:19:58,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 01:19:58,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 01:19:58,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 01:19:58,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 01:19:58,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 01:19:58,590 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 01:19:58,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 01:19:58,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 01:19:58,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 01:19:58,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 01:19:58,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 01:19:58,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 01:19:58,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 01:19:58,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 01:19:58,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 01:19:58,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 01:19:58,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 01:19:58,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 01:19:58,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 01:19:58,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 01:19:58,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 01:19:58,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 01:19:58,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 01:19:58,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 01:19:58,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 01:19:58,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 01:19:58,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 01:19:58,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 01:19:58,626 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 01:19:58,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 01:19:58,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 01:19:58,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 01:19:58,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 01:19:58,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 01:19:58,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 01:19:58,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 01:19:58,629 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 01:19:58,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 01:19:58,630 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 01:19:58,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 01:19:58,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 01:19:58,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 01:19:58,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 01:19:58,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 01:19:58,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 01:19:58,632 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 01:19:58,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 01:19:58,632 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 01:19:58,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 01:19:58,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 01:19:58,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 01:19:58,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 01:19:58,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:19:58,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 01:19:58,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 01:19:58,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 01:19:58,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 01:19:58,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 01:19:58,635 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 01:19:58,635 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 01:19:58,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 01:19:58,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb0c3ec54bfe7ca5ae5031ed15e31d11f389c6f34b7a5ddeb0a5af3b415963cc [2022-07-12 01:19:58,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 01:19:58,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 01:19:58,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 01:19:58,892 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 01:19:58,892 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 01:19:58,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2022-07-12 01:19:58,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b916b499c/be8346a669e649bb92106c63a0d1b5e7/FLAG619e36bef [2022-07-12 01:19:59,548 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 01:19:59,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2022-07-12 01:19:59,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b916b499c/be8346a669e649bb92106c63a0d1b5e7/FLAG619e36bef [2022-07-12 01:19:59,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b916b499c/be8346a669e649bb92106c63a0d1b5e7 [2022-07-12 01:19:59,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 01:19:59,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 01:19:59,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 01:19:59,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 01:19:59,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 01:19:59,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:19:59" (1/1) ... [2022-07-12 01:19:59,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f888c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:19:59, skipping insertion in model container [2022-07-12 01:19:59,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:19:59" (1/1) ... [2022-07-12 01:19:59,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 01:19:59,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 01:20:00,086 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c[4739,4752] [2022-07-12 01:20:00,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:20:00,563 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 01:20:00,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c[4739,4752] [2022-07-12 01:20:00,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:20:00,829 INFO L208 MainTranslator]: Completed translation [2022-07-12 01:20:00,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00 WrapperNode [2022-07-12 01:20:00,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 01:20:00,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 01:20:00,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 01:20:00,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 01:20:00,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:00,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,030 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-12 01:20:01,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 01:20:01,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 01:20:01,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 01:20:01,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 01:20:01,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 01:20:01,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 01:20:01,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 01:20:01,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 01:20:01,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (1/1) ... [2022-07-12 01:20:01,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:20:01,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:20:01,239 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) [2022-07-12 01:20:01,240 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 [2022-07-12 01:20:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 01:20:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 01:20:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 01:20:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 01:20:01,388 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 01:20:01,389 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 01:20:03,864 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 01:20:03,913 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 01:20:03,913 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 01:20:03,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:20:03 BoogieIcfgContainer [2022-07-12 01:20:03,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 01:20:03,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 01:20:03,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 01:20:03,928 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 01:20:03,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:19:59" (1/3) ... [2022-07-12 01:20:03,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2499af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:20:03, skipping insertion in model container [2022-07-12 01:20:03,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:20:00" (2/3) ... [2022-07-12 01:20:03,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2499af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:20:03, skipping insertion in model container [2022-07-12 01:20:03,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:20:03" (3/3) ... [2022-07-12 01:20:03,935 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label24.c [2022-07-12 01:20:03,950 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 01:20:03,963 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 01:20:04,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 01:20:04,048 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@57b406fb, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2e11e3c5 [2022-07-12 01:20:04,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 01:20:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 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) [2022-07-12 01:20:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-07-12 01:20:04,062 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:04,062 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:04,063 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:04,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:04,068 INFO L85 PathProgramCache]: Analyzing trace with hash 323974986, now seen corresponding path program 1 times [2022-07-12 01:20:04,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:04,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817700842] [2022-07-12 01:20:04,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:20:04,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:04,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817700842] [2022-07-12 01:20:04,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817700842] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:04,310 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:04,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:20:04,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161786051] [2022-07-12 01:20:04,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:04,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:04,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:04,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:04,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:04,355 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 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 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 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) [2022-07-12 01:20:06,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:06,607 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-07-12 01:20:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:06,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 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 38 [2022-07-12 01:20:06,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:06,634 INFO L225 Difference]: With dead ends: 1154 [2022-07-12 01:20:06,634 INFO L226 Difference]: Without dead ends: 665 [2022-07-12 01:20:06,647 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:06,653 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 283 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:06,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-12 01:20:06,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-07-12 01:20:06,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-07-12 01:20:06,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 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) [2022-07-12 01:20:06,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-07-12 01:20:06,737 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 38 [2022-07-12 01:20:06,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:06,738 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-07-12 01:20:06,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 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) [2022-07-12 01:20:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-07-12 01:20:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-07-12 01:20:06,746 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:06,746 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-07-12 01:20:06,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 01:20:06,747 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:06,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:06,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1506218363, now seen corresponding path program 1 times [2022-07-12 01:20:06,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:06,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177229692] [2022-07-12 01:20:06,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:06,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:06,942 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:20:06,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:06,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177229692] [2022-07-12 01:20:06,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177229692] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:06,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:06,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:20:06,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371608699] [2022-07-12 01:20:06,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:06,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:06,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:06,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:06,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:06,946 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 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) [2022-07-12 01:20:08,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:08,508 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-07-12 01:20:08,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:08,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 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 103 [2022-07-12 01:20:08,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:08,514 INFO L225 Difference]: With dead ends: 1624 [2022-07-12 01:20:08,514 INFO L226 Difference]: Without dead ends: 963 [2022-07-12 01:20:08,517 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:08,518 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:08,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:20:08,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-07-12 01:20:08,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-07-12 01:20:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 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) [2022-07-12 01:20:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-07-12 01:20:08,572 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 103 [2022-07-12 01:20:08,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:08,573 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-07-12 01:20:08,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 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) [2022-07-12 01:20:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-07-12 01:20:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-07-12 01:20:08,586 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:08,587 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-07-12 01:20:08,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 01:20:08,587 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:08,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:08,589 INFO L85 PathProgramCache]: Analyzing trace with hash -2099005740, now seen corresponding path program 1 times [2022-07-12 01:20:08,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:08,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347543968] [2022-07-12 01:20:08,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:08,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:08,736 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:20:08,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:08,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347543968] [2022-07-12 01:20:08,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347543968] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:08,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:08,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 01:20:08,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776432766] [2022-07-12 01:20:08,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:08,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:20:08,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:08,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:20:08,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:20:08,739 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 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) [2022-07-12 01:20:10,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:10,853 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-07-12 01:20:10,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:20:10,860 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 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 108 [2022-07-12 01:20:10,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:10,867 INFO L225 Difference]: With dead ends: 2244 [2022-07-12 01:20:10,867 INFO L226 Difference]: Without dead ends: 1582 [2022-07-12 01:20:10,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:20:10,873 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 362 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:10,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 365 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [483 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-07-12 01:20:10,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-07-12 01:20:10,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-07-12 01:20:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 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) [2022-07-12 01:20:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2022-07-12 01:20:10,901 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 108 [2022-07-12 01:20:10,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:10,902 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2022-07-12 01:20:10,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 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) [2022-07-12 01:20:10,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2022-07-12 01:20:10,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-07-12 01:20:10,912 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:10,913 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2022-07-12 01:20:10,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 01:20:10,913 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:10,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:10,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1721229625, now seen corresponding path program 1 times [2022-07-12 01:20:10,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:10,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752540601] [2022-07-12 01:20:10,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:10,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:20:11,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:11,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752540601] [2022-07-12 01:20:11,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752540601] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:11,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:11,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:11,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736748484] [2022-07-12 01:20:11,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:11,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:20:11,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:11,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:20:11,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:20:11,137 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 51.0) internal successors, (204), 3 states have internal predecessors, (204), 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) [2022-07-12 01:20:14,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:14,029 INFO L93 Difference]: Finished difference Result 4670 states and 6170 transitions. [2022-07-12 01:20:14,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:20:14,032 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 51.0) internal successors, (204), 3 states have internal predecessors, (204), 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 204 [2022-07-12 01:20:14,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:14,044 INFO L225 Difference]: With dead ends: 4670 [2022-07-12 01:20:14,045 INFO L226 Difference]: Without dead ends: 3406 [2022-07-12 01:20:14,047 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:14,049 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 490 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:14,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 348 Invalid, 2239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-07-12 01:20:14,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2022-07-12 01:20:14,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3381. [2022-07-12 01:20:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 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) [2022-07-12 01:20:14,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2022-07-12 01:20:14,112 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 204 [2022-07-12 01:20:14,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:14,113 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2022-07-12 01:20:14,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 51.0) internal successors, (204), 3 states have internal predecessors, (204), 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) [2022-07-12 01:20:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2022-07-12 01:20:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-07-12 01:20:14,117 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:14,117 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:14,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 01:20:14,118 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:14,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:14,119 INFO L85 PathProgramCache]: Analyzing trace with hash 285319535, now seen corresponding path program 1 times [2022-07-12 01:20:14,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:14,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992747484] [2022-07-12 01:20:14,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-12 01:20:14,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:14,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992747484] [2022-07-12 01:20:14,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992747484] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:14,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:14,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:20:14,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396691840] [2022-07-12 01:20:14,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:14,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:14,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:14,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:14,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:14,290 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 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) [2022-07-12 01:20:15,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:15,858 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2022-07-12 01:20:15,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:15,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 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 208 [2022-07-12 01:20:15,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:15,878 INFO L225 Difference]: With dead ends: 8563 [2022-07-12 01:20:15,878 INFO L226 Difference]: Without dead ends: 5483 [2022-07-12 01:20:15,883 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:15,884 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:15,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:20:15,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-07-12 01:20:15,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-07-12 01:20:15,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 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) [2022-07-12 01:20:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2022-07-12 01:20:15,976 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 208 [2022-07-12 01:20:15,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:15,977 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2022-07-12 01:20:15,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 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) [2022-07-12 01:20:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2022-07-12 01:20:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-07-12 01:20:15,984 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:15,984 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:15,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 01:20:15,985 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:15,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:15,985 INFO L85 PathProgramCache]: Analyzing trace with hash 133316789, now seen corresponding path program 1 times [2022-07-12 01:20:15,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:15,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401052451] [2022-07-12 01:20:15,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:15,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-07-12 01:20:16,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:16,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401052451] [2022-07-12 01:20:16,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401052451] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:16,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:16,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:20:16,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392265026] [2022-07-12 01:20:16,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:16,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:16,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:16,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:16,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:16,207 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2022-07-12 01:20:17,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:17,633 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2022-07-12 01:20:17,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:17,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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 310 [2022-07-12 01:20:17,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:17,655 INFO L225 Difference]: With dead ends: 10655 [2022-07-12 01:20:17,656 INFO L226 Difference]: Without dead ends: 5478 [2022-07-12 01:20:17,663 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:17,664 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:17,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:20:17,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-07-12 01:20:17,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-07-12 01:20:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 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) [2022-07-12 01:20:17,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2022-07-12 01:20:17,747 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 310 [2022-07-12 01:20:17,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:17,748 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2022-07-12 01:20:17,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2022-07-12 01:20:17,749 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2022-07-12 01:20:17,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-07-12 01:20:17,753 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:17,753 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:17,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 01:20:17,753 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:17,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:17,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1264220026, now seen corresponding path program 1 times [2022-07-12 01:20:17,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:17,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855755216] [2022-07-12 01:20:17,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:17,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-12 01:20:17,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:17,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855755216] [2022-07-12 01:20:17,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855755216] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:17,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:17,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:17,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888165885] [2022-07-12 01:20:17,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:17,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:17,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:17,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:17,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:17,940 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 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) [2022-07-12 01:20:19,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:19,572 INFO L93 Difference]: Finished difference Result 11851 states and 14151 transitions. [2022-07-12 01:20:19,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:19,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 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 325 [2022-07-12 01:20:19,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:19,590 INFO L225 Difference]: With dead ends: 11851 [2022-07-12 01:20:19,591 INFO L226 Difference]: Without dead ends: 6674 [2022-07-12 01:20:19,597 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:19,598 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 277 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:19,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:20:19,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2022-07-12 01:20:19,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4876. [2022-07-12 01:20:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4876 states, 4875 states have (on average 1.1805128205128206) internal successors, (5755), 4875 states have internal predecessors, (5755), 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) [2022-07-12 01:20:19,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 5755 transitions. [2022-07-12 01:20:19,683 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 5755 transitions. Word has length 325 [2022-07-12 01:20:19,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:19,684 INFO L495 AbstractCegarLoop]: Abstraction has 4876 states and 5755 transitions. [2022-07-12 01:20:19,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 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) [2022-07-12 01:20:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 5755 transitions. [2022-07-12 01:20:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-07-12 01:20:19,690 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:19,691 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:19,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 01:20:19,691 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:19,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:19,692 INFO L85 PathProgramCache]: Analyzing trace with hash 194442375, now seen corresponding path program 1 times [2022-07-12 01:20:19,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:19,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322982020] [2022-07-12 01:20:19,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:19,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-12 01:20:19,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:19,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322982020] [2022-07-12 01:20:19,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322982020] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:19,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:19,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:19,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757855040] [2022-07-12 01:20:19,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:19,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:19,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:19,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:19,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:19,945 INFO L87 Difference]: Start difference. First operand 4876 states and 5755 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-07-12 01:20:21,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:21,488 INFO L93 Difference]: Finished difference Result 11857 states and 14254 transitions. [2022-07-12 01:20:21,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:21,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 384 [2022-07-12 01:20:21,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:21,525 INFO L225 Difference]: With dead ends: 11857 [2022-07-12 01:20:21,526 INFO L226 Difference]: Without dead ends: 7282 [2022-07-12 01:20:21,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:21,533 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 357 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:21,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 194 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:20:21,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7282 states. [2022-07-12 01:20:21,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7282 to 5483. [2022-07-12 01:20:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5483 states, 5482 states have (on average 1.2196278730390369) internal successors, (6686), 5482 states have internal predecessors, (6686), 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) [2022-07-12 01:20:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 5483 states and 6686 transitions. [2022-07-12 01:20:21,689 INFO L78 Accepts]: Start accepts. Automaton has 5483 states and 6686 transitions. Word has length 384 [2022-07-12 01:20:21,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:21,690 INFO L495 AbstractCegarLoop]: Abstraction has 5483 states and 6686 transitions. [2022-07-12 01:20:21,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-07-12 01:20:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 5483 states and 6686 transitions. [2022-07-12 01:20:21,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-07-12 01:20:21,697 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:21,697 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:21,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 01:20:21,699 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:21,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:21,700 INFO L85 PathProgramCache]: Analyzing trace with hash -158113678, now seen corresponding path program 1 times [2022-07-12 01:20:21,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:21,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462776900] [2022-07-12 01:20:21,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:21,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:20:21,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:21,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462776900] [2022-07-12 01:20:21,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462776900] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:21,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:21,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:21,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047497927] [2022-07-12 01:20:21,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:21,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:21,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:21,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:21,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:21,867 INFO L87 Difference]: Start difference. First operand 5483 states and 6686 transitions. Second operand has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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) [2022-07-12 01:20:23,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:23,319 INFO L93 Difference]: Finished difference Result 11866 states and 14439 transitions. [2022-07-12 01:20:23,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:23,320 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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 401 [2022-07-12 01:20:23,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:23,331 INFO L225 Difference]: With dead ends: 11866 [2022-07-12 01:20:23,331 INFO L226 Difference]: Without dead ends: 6684 [2022-07-12 01:20:23,337 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:23,339 INFO L413 NwaCegarLoop]: 587 mSDtfsCounter, 249 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 920 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:23,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 625 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 920 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:20:23,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6684 states. [2022-07-12 01:20:23,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6684 to 6382. [2022-07-12 01:20:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6381 states have (on average 1.1383795643316095) internal successors, (7264), 6381 states have internal predecessors, (7264), 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) [2022-07-12 01:20:23,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 7264 transitions. [2022-07-12 01:20:23,443 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 7264 transitions. Word has length 401 [2022-07-12 01:20:23,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:23,447 INFO L495 AbstractCegarLoop]: Abstraction has 6382 states and 7264 transitions. [2022-07-12 01:20:23,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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) [2022-07-12 01:20:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 7264 transitions. [2022-07-12 01:20:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-07-12 01:20:23,453 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:23,453 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:23,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 01:20:23,454 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:23,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:23,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1015134150, now seen corresponding path program 1 times [2022-07-12 01:20:23,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:23,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042842385] [2022-07-12 01:20:23,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:23,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:23,664 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-12 01:20:23,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:23,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042842385] [2022-07-12 01:20:23,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042842385] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:23,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:23,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:23,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404275904] [2022-07-12 01:20:23,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:23,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:23,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:23,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:23,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:23,667 INFO L87 Difference]: Start difference. First operand 6382 states and 7264 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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) [2022-07-12 01:20:25,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:25,013 INFO L93 Difference]: Finished difference Result 14259 states and 16512 transitions. [2022-07-12 01:20:25,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:25,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 406 [2022-07-12 01:20:25,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:25,028 INFO L225 Difference]: With dead ends: 14259 [2022-07-12 01:20:25,028 INFO L226 Difference]: Without dead ends: 8178 [2022-07-12 01:20:25,034 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:25,034 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 245 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:25,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 619 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 01:20:25,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8178 states. [2022-07-12 01:20:25,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8178 to 8174. [2022-07-12 01:20:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8174 states, 8173 states have (on average 1.125290590970268) internal successors, (9197), 8173 states have internal predecessors, (9197), 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) [2022-07-12 01:20:25,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8174 states to 8174 states and 9197 transitions. [2022-07-12 01:20:25,165 INFO L78 Accepts]: Start accepts. Automaton has 8174 states and 9197 transitions. Word has length 406 [2022-07-12 01:20:25,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:25,166 INFO L495 AbstractCegarLoop]: Abstraction has 8174 states and 9197 transitions. [2022-07-12 01:20:25,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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) [2022-07-12 01:20:25,167 INFO L276 IsEmpty]: Start isEmpty. Operand 8174 states and 9197 transitions. [2022-07-12 01:20:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2022-07-12 01:20:25,176 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:25,176 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:25,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 01:20:25,177 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:25,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:25,178 INFO L85 PathProgramCache]: Analyzing trace with hash 365821965, now seen corresponding path program 1 times [2022-07-12 01:20:25,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:25,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840939799] [2022-07-12 01:20:25,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:25,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:25,384 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-07-12 01:20:25,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:25,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840939799] [2022-07-12 01:20:25,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840939799] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:25,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:25,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:25,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537946170] [2022-07-12 01:20:25,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:25,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:25,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:25,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:25,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:25,387 INFO L87 Difference]: Start difference. First operand 8174 states and 9197 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2022-07-12 01:20:27,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:27,222 INFO L93 Difference]: Finished difference Result 18139 states and 20756 transitions. [2022-07-12 01:20:27,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:27,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 502 [2022-07-12 01:20:27,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:27,240 INFO L225 Difference]: With dead ends: 18139 [2022-07-12 01:20:27,240 INFO L226 Difference]: Without dead ends: 10266 [2022-07-12 01:20:27,247 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:27,248 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 377 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:27,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-12 01:20:27,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10266 states. [2022-07-12 01:20:27,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10266 to 10266. [2022-07-12 01:20:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10266 states, 10265 states have (on average 1.1392109108621529) internal successors, (11694), 10265 states have internal predecessors, (11694), 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) [2022-07-12 01:20:27,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10266 states to 10266 states and 11694 transitions. [2022-07-12 01:20:27,371 INFO L78 Accepts]: Start accepts. Automaton has 10266 states and 11694 transitions. Word has length 502 [2022-07-12 01:20:27,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:27,372 INFO L495 AbstractCegarLoop]: Abstraction has 10266 states and 11694 transitions. [2022-07-12 01:20:27,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2022-07-12 01:20:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 10266 states and 11694 transitions. [2022-07-12 01:20:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2022-07-12 01:20:27,381 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:27,381 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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] [2022-07-12 01:20:27,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 01:20:27,382 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:27,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:27,382 INFO L85 PathProgramCache]: Analyzing trace with hash -765323433, now seen corresponding path program 1 times [2022-07-12 01:20:27,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:27,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435167695] [2022-07-12 01:20:27,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:27,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 568 proven. 39 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-07-12 01:20:27,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:27,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435167695] [2022-07-12 01:20:27,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435167695] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:20:27,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861077994] [2022-07-12 01:20:27,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:27,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:20:27,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:20:27,615 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:20:27,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 01:20:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:27,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 01:20:27,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:20:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 568 proven. 39 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-07-12 01:20:28,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:20:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 568 proven. 39 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-07-12 01:20:29,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861077994] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:20:29,422 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:20:29,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-07-12 01:20:29,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180836685] [2022-07-12 01:20:29,422 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:20:29,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 01:20:29,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:29,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 01:20:29,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:20:29,425 INFO L87 Difference]: Start difference. First operand 10266 states and 11694 transitions. Second operand has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 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) [2022-07-12 01:20:34,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:34,608 INFO L93 Difference]: Finished difference Result 27367 states and 30983 transitions. [2022-07-12 01:20:34,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-12 01:20:34,608 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 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 593 [2022-07-12 01:20:34,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:34,626 INFO L225 Difference]: With dead ends: 27367 [2022-07-12 01:20:34,627 INFO L226 Difference]: Without dead ends: 11760 [2022-07-12 01:20:34,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1195 GetRequests, 1180 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-07-12 01:20:34,639 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 3278 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 5319 mSolverCounterSat, 782 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3278 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 6101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 782 IncrementalHoareTripleChecker+Valid, 5319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:34,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3278 Valid, 238 Invalid, 6101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [782 Valid, 5319 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-12 01:20:34,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11760 states. [2022-07-12 01:20:34,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11760 to 8169. [2022-07-12 01:20:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8169 states, 8168 states have (on average 1.067458374142997) internal successors, (8719), 8168 states have internal predecessors, (8719), 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) [2022-07-12 01:20:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8169 states to 8169 states and 8719 transitions. [2022-07-12 01:20:34,757 INFO L78 Accepts]: Start accepts. Automaton has 8169 states and 8719 transitions. Word has length 593 [2022-07-12 01:20:34,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:34,757 INFO L495 AbstractCegarLoop]: Abstraction has 8169 states and 8719 transitions. [2022-07-12 01:20:34,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 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) [2022-07-12 01:20:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 8169 states and 8719 transitions. [2022-07-12 01:20:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2022-07-12 01:20:34,764 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:34,765 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:34,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 01:20:34,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-12 01:20:34,989 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:34,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:34,989 INFO L85 PathProgramCache]: Analyzing trace with hash 157467247, now seen corresponding path program 1 times [2022-07-12 01:20:34,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:34,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801860216] [2022-07-12 01:20:34,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:34,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-07-12 01:20:35,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:35,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801860216] [2022-07-12 01:20:35,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801860216] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:35,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:35,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:35,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797254452] [2022-07-12 01:20:35,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:35,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:35,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:35,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:35,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:35,229 INFO L87 Difference]: Start difference. First operand 8169 states and 8719 transitions. Second operand has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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) [2022-07-12 01:20:36,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:36,077 INFO L93 Difference]: Finished difference Result 16035 states and 17133 transitions. [2022-07-12 01:20:36,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:36,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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 635 [2022-07-12 01:20:36,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:36,117 INFO L225 Difference]: With dead ends: 16035 [2022-07-12 01:20:36,117 INFO L226 Difference]: Without dead ends: 8167 [2022-07-12 01:20:36,126 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:36,144 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 437 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:36,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 69 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:20:36,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8167 states. [2022-07-12 01:20:36,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8167 to 8167. [2022-07-12 01:20:36,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8167 states, 8166 states have (on average 1.0672299779573842) internal successors, (8715), 8166 states have internal predecessors, (8715), 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) [2022-07-12 01:20:36,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8167 states to 8167 states and 8715 transitions. [2022-07-12 01:20:36,248 INFO L78 Accepts]: Start accepts. Automaton has 8167 states and 8715 transitions. Word has length 635 [2022-07-12 01:20:36,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:36,248 INFO L495 AbstractCegarLoop]: Abstraction has 8167 states and 8715 transitions. [2022-07-12 01:20:36,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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) [2022-07-12 01:20:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 8167 states and 8715 transitions. [2022-07-12 01:20:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 664 [2022-07-12 01:20:36,256 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:36,258 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 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, 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, 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] [2022-07-12 01:20:36,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 01:20:36,258 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:36,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:36,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1577308930, now seen corresponding path program 1 times [2022-07-12 01:20:36,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:36,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622815302] [2022-07-12 01:20:36,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:36,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:36,539 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-07-12 01:20:36,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:36,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622815302] [2022-07-12 01:20:36,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622815302] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:36,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:36,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:36,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931556993] [2022-07-12 01:20:36,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:36,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:36,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:36,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:36,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:36,543 INFO L87 Difference]: Start difference. First operand 8167 states and 8715 transitions. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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) [2022-07-12 01:20:37,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:37,535 INFO L93 Difference]: Finished difference Result 18424 states and 19798 transitions. [2022-07-12 01:20:37,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:37,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 663 [2022-07-12 01:20:37,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:37,550 INFO L225 Difference]: With dead ends: 18424 [2022-07-12 01:20:37,550 INFO L226 Difference]: Without dead ends: 10259 [2022-07-12 01:20:37,558 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:37,559 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 292 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:37,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 189 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 798 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:20:37,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10259 states. [2022-07-12 01:20:37,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10259 to 9959. [2022-07-12 01:20:37,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9959 states, 9958 states have (on average 1.0642699337216308) internal successors, (10598), 9958 states have internal predecessors, (10598), 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) [2022-07-12 01:20:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9959 states to 9959 states and 10598 transitions. [2022-07-12 01:20:37,671 INFO L78 Accepts]: Start accepts. Automaton has 9959 states and 10598 transitions. Word has length 663 [2022-07-12 01:20:37,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:37,672 INFO L495 AbstractCegarLoop]: Abstraction has 9959 states and 10598 transitions. [2022-07-12 01:20:37,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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) [2022-07-12 01:20:37,673 INFO L276 IsEmpty]: Start isEmpty. Operand 9959 states and 10598 transitions. [2022-07-12 01:20:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2022-07-12 01:20:37,679 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:37,680 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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, 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, 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] [2022-07-12 01:20:37,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-12 01:20:37,680 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:37,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:37,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1449500249, now seen corresponding path program 1 times [2022-07-12 01:20:37,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:37,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908808195] [2022-07-12 01:20:37,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:37,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 410 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-07-12 01:20:37,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:37,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908808195] [2022-07-12 01:20:37,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908808195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:37,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:37,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:37,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643050984] [2022-07-12 01:20:37,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:37,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:37,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:37,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:37,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:37,976 INFO L87 Difference]: Start difference. First operand 9959 states and 10598 transitions. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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) [2022-07-12 01:20:38,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:38,889 INFO L93 Difference]: Finished difference Result 21114 states and 22583 transitions. [2022-07-12 01:20:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:38,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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 669 [2022-07-12 01:20:38,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:38,906 INFO L225 Difference]: With dead ends: 21114 [2022-07-12 01:20:38,907 INFO L226 Difference]: Without dead ends: 11456 [2022-07-12 01:20:38,916 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:38,916 INFO L413 NwaCegarLoop]: 481 mSDtfsCounter, 225 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:38,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 515 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:20:38,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11456 states. [2022-07-12 01:20:39,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11456 to 11157. [2022-07-12 01:20:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11157 states, 11156 states have (on average 1.0562029401219075) internal successors, (11783), 11156 states have internal predecessors, (11783), 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) [2022-07-12 01:20:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11157 states to 11157 states and 11783 transitions. [2022-07-12 01:20:39,054 INFO L78 Accepts]: Start accepts. Automaton has 11157 states and 11783 transitions. Word has length 669 [2022-07-12 01:20:39,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:39,055 INFO L495 AbstractCegarLoop]: Abstraction has 11157 states and 11783 transitions. [2022-07-12 01:20:39,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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) [2022-07-12 01:20:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11157 states and 11783 transitions. [2022-07-12 01:20:39,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2022-07-12 01:20:39,062 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:39,063 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:39,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 01:20:39,063 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:39,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:39,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1236683574, now seen corresponding path program 1 times [2022-07-12 01:20:39,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:39,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427501178] [2022-07-12 01:20:39,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:39,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 551 proven. 190 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-07-12 01:20:39,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:39,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427501178] [2022-07-12 01:20:39,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427501178] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:20:39,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971294818] [2022-07-12 01:20:39,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:39,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:20:39,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:20:39,388 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:20:39,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 01:20:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:39,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:20:39,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:20:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2022-07-12 01:20:40,751 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:20:40,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971294818] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:40,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:20:40,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-12 01:20:40,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575604670] [2022-07-12 01:20:40,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:40,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:40,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:40,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:40,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:20:40,754 INFO L87 Difference]: Start difference. First operand 11157 states and 11783 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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) [2022-07-12 01:20:40,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:40,798 INFO L93 Difference]: Finished difference Result 11459 states and 12090 transitions. [2022-07-12 01:20:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:40,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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 670 [2022-07-12 01:20:40,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:40,810 INFO L225 Difference]: With dead ends: 11459 [2022-07-12 01:20:40,810 INFO L226 Difference]: Without dead ends: 11457 [2022-07-12 01:20:40,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 673 GetRequests, 669 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:20:40,814 INFO L413 NwaCegarLoop]: 500 mSDtfsCounter, 265 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 763 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:40,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 538 Invalid, 763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 763 Unchecked, 0.0s Time] [2022-07-12 01:20:40,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11457 states. [2022-07-12 01:20:40,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11457 to 11157. [2022-07-12 01:20:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11157 states, 11156 states have (on average 1.0562029401219075) internal successors, (11783), 11156 states have internal predecessors, (11783), 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) [2022-07-12 01:20:40,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11157 states to 11157 states and 11783 transitions. [2022-07-12 01:20:40,969 INFO L78 Accepts]: Start accepts. Automaton has 11157 states and 11783 transitions. Word has length 670 [2022-07-12 01:20:40,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:40,970 INFO L495 AbstractCegarLoop]: Abstraction has 11157 states and 11783 transitions. [2022-07-12 01:20:40,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 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) [2022-07-12 01:20:40,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11157 states and 11783 transitions. [2022-07-12 01:20:40,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2022-07-12 01:20:40,979 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:40,980 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 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, 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, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:41,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 01:20:41,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-07-12 01:20:41,196 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:41,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:41,197 INFO L85 PathProgramCache]: Analyzing trace with hash -2142648817, now seen corresponding path program 1 times [2022-07-12 01:20:41,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:41,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128450202] [2022-07-12 01:20:41,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:41,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:41,539 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2022-07-12 01:20:41,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:41,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128450202] [2022-07-12 01:20:41,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128450202] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:41,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:41,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 01:20:41,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016074286] [2022-07-12 01:20:41,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:41,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:20:41,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:41,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:20:41,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:20:41,543 INFO L87 Difference]: Start difference. First operand 11157 states and 11783 transitions. Second operand has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 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) [2022-07-12 01:20:43,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:43,424 INFO L93 Difference]: Finished difference Result 24416 states and 25853 transitions. [2022-07-12 01:20:43,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:20:43,425 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 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 696 [2022-07-12 01:20:43,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:43,439 INFO L225 Difference]: With dead ends: 24416 [2022-07-12 01:20:43,440 INFO L226 Difference]: Without dead ends: 13261 [2022-07-12 01:20:43,450 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:43,451 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 676 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1835 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 2037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:43,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [676 Valid, 453 Invalid, 2037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1835 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-12 01:20:43,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13261 states. [2022-07-12 01:20:43,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13261 to 12663. [2022-07-12 01:20:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12663 states, 12662 states have (on average 1.0510977728636866) internal successors, (13309), 12662 states have internal predecessors, (13309), 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) [2022-07-12 01:20:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12663 states to 12663 states and 13309 transitions. [2022-07-12 01:20:43,608 INFO L78 Accepts]: Start accepts. Automaton has 12663 states and 13309 transitions. Word has length 696 [2022-07-12 01:20:43,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:43,609 INFO L495 AbstractCegarLoop]: Abstraction has 12663 states and 13309 transitions. [2022-07-12 01:20:43,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 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) [2022-07-12 01:20:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 12663 states and 13309 transitions. [2022-07-12 01:20:43,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2022-07-12 01:20:43,619 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:43,620 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:43,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 01:20:43,621 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:43,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:43,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1863524648, now seen corresponding path program 1 times [2022-07-12 01:20:43,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:43,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191614258] [2022-07-12 01:20:43,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:43,886 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 708 trivial. 0 not checked. [2022-07-12 01:20:43,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:43,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191614258] [2022-07-12 01:20:43,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191614258] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:43,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:43,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:43,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623866523] [2022-07-12 01:20:43,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:43,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:43,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:43,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:43,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:43,889 INFO L87 Difference]: Start difference. First operand 12663 states and 13309 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2022-07-12 01:20:44,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:44,894 INFO L93 Difference]: Finished difference Result 29209 states and 30735 transitions. [2022-07-12 01:20:44,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:44,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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 720 [2022-07-12 01:20:44,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:44,915 INFO L225 Difference]: With dead ends: 29209 [2022-07-12 01:20:44,915 INFO L226 Difference]: Without dead ends: 16548 [2022-07-12 01:20:44,926 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:44,927 INFO L413 NwaCegarLoop]: 492 mSDtfsCounter, 276 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:44,927 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 530 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:20:44,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16548 states. [2022-07-12 01:20:45,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16548 to 13248. [2022-07-12 01:20:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13248 states, 13247 states have (on average 1.0474824488563448) internal successors, (13876), 13247 states have internal predecessors, (13876), 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) [2022-07-12 01:20:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13248 states to 13248 states and 13876 transitions. [2022-07-12 01:20:45,101 INFO L78 Accepts]: Start accepts. Automaton has 13248 states and 13876 transitions. Word has length 720 [2022-07-12 01:20:45,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:45,102 INFO L495 AbstractCegarLoop]: Abstraction has 13248 states and 13876 transitions. [2022-07-12 01:20:45,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2022-07-12 01:20:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 13248 states and 13876 transitions. [2022-07-12 01:20:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2022-07-12 01:20:45,110 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:45,110 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:45,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-12 01:20:45,110 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:45,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:45,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1885948204, now seen corresponding path program 1 times [2022-07-12 01:20:45,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:45,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738748890] [2022-07-12 01:20:45,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:45,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 522 proven. 390 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-07-12 01:20:45,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:45,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738748890] [2022-07-12 01:20:45,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738748890] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:20:45,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296916695] [2022-07-12 01:20:45,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:45,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:20:45,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:20:45,448 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:20:45,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 01:20:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:45,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:20:45,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:20:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2022-07-12 01:20:45,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:20:45,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296916695] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:45,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:20:45,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-12 01:20:45,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684680022] [2022-07-12 01:20:45,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:45,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:45,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:45,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:45,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:20:45,857 INFO L87 Difference]: Start difference. First operand 13248 states and 13876 transitions. Second operand has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 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) [2022-07-12 01:20:46,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:46,823 INFO L93 Difference]: Finished difference Result 25888 states and 27133 transitions. [2022-07-12 01:20:46,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:46,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 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 756 [2022-07-12 01:20:46,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:46,838 INFO L225 Difference]: With dead ends: 25888 [2022-07-12 01:20:46,838 INFO L226 Difference]: Without dead ends: 12941 [2022-07-12 01:20:46,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 760 GetRequests, 757 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:20:46,849 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 179 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:46,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 496 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:20:46,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12941 states. [2022-07-12 01:20:46,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12941 to 12940. [2022-07-12 01:20:46,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12940 states, 12939 states have (on average 1.0322281474611639) internal successors, (13356), 12939 states have internal predecessors, (13356), 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) [2022-07-12 01:20:47,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12940 states to 12940 states and 13356 transitions. [2022-07-12 01:20:47,000 INFO L78 Accepts]: Start accepts. Automaton has 12940 states and 13356 transitions. Word has length 756 [2022-07-12 01:20:47,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:47,000 INFO L495 AbstractCegarLoop]: Abstraction has 12940 states and 13356 transitions. [2022-07-12 01:20:47,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 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) [2022-07-12 01:20:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 12940 states and 13356 transitions. [2022-07-12 01:20:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 759 [2022-07-12 01:20:47,009 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:47,010 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:47,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 01:20:47,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:20:47,215 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:47,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:47,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1001583289, now seen corresponding path program 1 times [2022-07-12 01:20:47,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:47,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047350720] [2022-07-12 01:20:47,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:47,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:47,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2022-07-12 01:20:47,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:47,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047350720] [2022-07-12 01:20:47,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047350720] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:47,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:47,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:47,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702239189] [2022-07-12 01:20:47,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:47,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:47,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:47,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:47,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:47,499 INFO L87 Difference]: Start difference. First operand 12940 states and 13356 transitions. Second operand has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 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) [2022-07-12 01:20:48,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:48,360 INFO L93 Difference]: Finished difference Result 27368 states and 28305 transitions. [2022-07-12 01:20:48,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:48,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 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 758 [2022-07-12 01:20:48,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:48,380 INFO L225 Difference]: With dead ends: 27368 [2022-07-12 01:20:48,381 INFO L226 Difference]: Without dead ends: 14729 [2022-07-12 01:20:48,391 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:48,392 INFO L413 NwaCegarLoop]: 430 mSDtfsCounter, 194 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:48,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 456 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:20:48,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14729 states. [2022-07-12 01:20:48,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14729 to 14131. [2022-07-12 01:20:48,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14131 states, 14130 states have (on average 1.032200990799717) internal successors, (14585), 14130 states have internal predecessors, (14585), 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) [2022-07-12 01:20:48,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14131 states to 14131 states and 14585 transitions. [2022-07-12 01:20:48,531 INFO L78 Accepts]: Start accepts. Automaton has 14131 states and 14585 transitions. Word has length 758 [2022-07-12 01:20:48,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:48,532 INFO L495 AbstractCegarLoop]: Abstraction has 14131 states and 14585 transitions. [2022-07-12 01:20:48,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 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) [2022-07-12 01:20:48,532 INFO L276 IsEmpty]: Start isEmpty. Operand 14131 states and 14585 transitions. [2022-07-12 01:20:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 802 [2022-07-12 01:20:48,540 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:48,541 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:48,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-12 01:20:48,541 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:48,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:48,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1219416639, now seen corresponding path program 1 times [2022-07-12 01:20:48,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:48,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636256809] [2022-07-12 01:20:48,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:48,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 662 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2022-07-12 01:20:48,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:48,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636256809] [2022-07-12 01:20:48,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636256809] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:20:48,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:20:48,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:20:48,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864739904] [2022-07-12 01:20:48,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:48,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:20:48,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:48,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:20:48,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:20:48,896 INFO L87 Difference]: Start difference. First operand 14131 states and 14585 transitions. Second operand has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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) [2022-07-12 01:20:49,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:49,927 INFO L93 Difference]: Finished difference Result 33367 states and 34433 transitions. [2022-07-12 01:20:49,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:20:49,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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 801 [2022-07-12 01:20:49,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:49,946 INFO L225 Difference]: With dead ends: 33367 [2022-07-12 01:20:49,946 INFO L226 Difference]: Without dead ends: 19537 [2022-07-12 01:20:49,956 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:20:49,957 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 188 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:49,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 208 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:20:49,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19537 states. [2022-07-12 01:20:50,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19537 to 17128. [2022-07-12 01:20:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17128 states, 17127 states have (on average 1.0294856075202896) internal successors, (17632), 17127 states have internal predecessors, (17632), 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) [2022-07-12 01:20:50,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17128 states to 17128 states and 17632 transitions. [2022-07-12 01:20:50,144 INFO L78 Accepts]: Start accepts. Automaton has 17128 states and 17632 transitions. Word has length 801 [2022-07-12 01:20:50,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:50,145 INFO L495 AbstractCegarLoop]: Abstraction has 17128 states and 17632 transitions. [2022-07-12 01:20:50,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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) [2022-07-12 01:20:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 17128 states and 17632 transitions. [2022-07-12 01:20:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2022-07-12 01:20:50,155 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:50,156 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 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] [2022-07-12 01:20:50,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-12 01:20:50,156 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:50,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:50,157 INFO L85 PathProgramCache]: Analyzing trace with hash 800044503, now seen corresponding path program 1 times [2022-07-12 01:20:50,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:50,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192837294] [2022-07-12 01:20:50,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:50,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:20:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:50,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 680 proven. 188 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-07-12 01:20:50,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:20:50,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192837294] [2022-07-12 01:20:50,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192837294] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:20:50,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373596762] [2022-07-12 01:20:50,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:50,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:20:50,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:20:50,597 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:20:50,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 01:20:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:20:50,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 01:20:50,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:20:51,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 680 proven. 148 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-07-12 01:20:51,551 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:20:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 677 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-07-12 01:20:57,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373596762] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 01:20:57,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-12 01:20:57,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 5] total 10 [2022-07-12 01:20:57,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409878994] [2022-07-12 01:20:57,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:20:57,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:20:57,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:20:57,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:20:57,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:20:57,777 INFO L87 Difference]: Start difference. First operand 17128 states and 17632 transitions. Second operand has 4 states, 4 states have (on average 152.5) internal successors, (610), 4 states have internal predecessors, (610), 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) [2022-07-12 01:20:59,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:20:59,545 INFO L93 Difference]: Finished difference Result 28833 states and 29625 transitions. [2022-07-12 01:20:59,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:20:59,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 152.5) internal successors, (610), 4 states have internal predecessors, (610), 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 872 [2022-07-12 01:20:59,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:20:59,559 INFO L225 Difference]: With dead ends: 28833 [2022-07-12 01:20:59,559 INFO L226 Difference]: Without dead ends: 11707 [2022-07-12 01:20:59,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1746 GetRequests, 1738 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:20:59,569 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 330 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 1537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:20:59,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 55 Invalid, 1537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:20:59,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11707 states. [2022-07-12 01:20:59,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11707 to 9606. [2022-07-12 01:20:59,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9606 states, 9605 states have (on average 1.021759500260281) internal successors, (9814), 9605 states have internal predecessors, (9814), 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) [2022-07-12 01:20:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9606 states to 9606 states and 9814 transitions. [2022-07-12 01:20:59,729 INFO L78 Accepts]: Start accepts. Automaton has 9606 states and 9814 transitions. Word has length 872 [2022-07-12 01:20:59,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:20:59,729 INFO L495 AbstractCegarLoop]: Abstraction has 9606 states and 9814 transitions. [2022-07-12 01:20:59,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 152.5) internal successors, (610), 4 states have internal predecessors, (610), 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) [2022-07-12 01:20:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 9606 states and 9814 transitions. [2022-07-12 01:20:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 881 [2022-07-12 01:20:59,740 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:20:59,741 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:20:59,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 01:20:59,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:20:59,950 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:20:59,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:20:59,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1971664397, now seen corresponding path program 1 times [2022-07-12 01:20:59,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:20:59,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916100883] [2022-07-12 01:20:59,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:20:59,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:21:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:21:00,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 748 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2022-07-12 01:21:00,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:21:00,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916100883] [2022-07-12 01:21:00,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916100883] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:21:00,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:21:00,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:21:00,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445689909] [2022-07-12 01:21:00,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:21:00,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:21:00,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:21:00,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:21:00,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:21:00,251 INFO L87 Difference]: Start difference. First operand 9606 states and 9814 transitions. Second operand has 3 states, 3 states have (on average 194.0) internal successors, (582), 3 states have internal predecessors, (582), 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) [2022-07-12 01:21:00,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:21:00,968 INFO L93 Difference]: Finished difference Result 19808 states and 20239 transitions. [2022-07-12 01:21:00,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:21:00,969 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 194.0) internal successors, (582), 3 states have internal predecessors, (582), 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 880 [2022-07-12 01:21:00,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:21:00,977 INFO L225 Difference]: With dead ends: 19808 [2022-07-12 01:21:00,977 INFO L226 Difference]: Without dead ends: 10503 [2022-07-12 01:21:00,983 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:21:00,983 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 62 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:21:00,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 76 Invalid, 743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:21:00,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10503 states. [2022-07-12 01:21:01,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10503 to 9606. [2022-07-12 01:21:01,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9606 states, 9605 states have (on average 1.0178032274856845) internal successors, (9776), 9605 states have internal predecessors, (9776), 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) [2022-07-12 01:21:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9606 states to 9606 states and 9776 transitions. [2022-07-12 01:21:01,075 INFO L78 Accepts]: Start accepts. Automaton has 9606 states and 9776 transitions. Word has length 880 [2022-07-12 01:21:01,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:21:01,075 INFO L495 AbstractCegarLoop]: Abstraction has 9606 states and 9776 transitions. [2022-07-12 01:21:01,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.0) internal successors, (582), 3 states have internal predecessors, (582), 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) [2022-07-12 01:21:01,076 INFO L276 IsEmpty]: Start isEmpty. Operand 9606 states and 9776 transitions. [2022-07-12 01:21:01,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 894 [2022-07-12 01:21:01,086 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:21:01,086 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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] [2022-07-12 01:21:01,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-12 01:21:01,086 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:21:01,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:21:01,087 INFO L85 PathProgramCache]: Analyzing trace with hash 352462084, now seen corresponding path program 1 times [2022-07-12 01:21:01,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:21:01,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145253967] [2022-07-12 01:21:01,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:21:01,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:21:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:21:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1213 backedges. 580 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-07-12 01:21:01,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:21:01,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145253967] [2022-07-12 01:21:01,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145253967] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:21:01,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:21:01,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:21:01,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958388263] [2022-07-12 01:21:01,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:21:01,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:21:01,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:21:01,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:21:01,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:21:01,430 INFO L87 Difference]: Start difference. First operand 9606 states and 9776 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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) [2022-07-12 01:21:02,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:21:02,219 INFO L93 Difference]: Finished difference Result 20413 states and 20776 transitions. [2022-07-12 01:21:02,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:21:02,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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 893 [2022-07-12 01:21:02,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:21:02,228 INFO L225 Difference]: With dead ends: 20413 [2022-07-12 01:21:02,228 INFO L226 Difference]: Without dead ends: 11108 [2022-07-12 01:21:02,233 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:21:02,234 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 176 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:21:02,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 78 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:21:02,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11108 states. [2022-07-12 01:21:02,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11108 to 8707. [2022-07-12 01:21:02,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8707 states, 8706 states have (on average 1.0168849069607167) internal successors, (8853), 8706 states have internal predecessors, (8853), 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) [2022-07-12 01:21:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8707 states to 8707 states and 8853 transitions. [2022-07-12 01:21:02,316 INFO L78 Accepts]: Start accepts. Automaton has 8707 states and 8853 transitions. Word has length 893 [2022-07-12 01:21:02,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:21:02,316 INFO L495 AbstractCegarLoop]: Abstraction has 8707 states and 8853 transitions. [2022-07-12 01:21:02,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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) [2022-07-12 01:21:02,316 INFO L276 IsEmpty]: Start isEmpty. Operand 8707 states and 8853 transitions. [2022-07-12 01:21:02,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2022-07-12 01:21:02,326 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:21:02,327 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:21:02,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-12 01:21:02,327 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:21:02,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:21:02,328 INFO L85 PathProgramCache]: Analyzing trace with hash 429327340, now seen corresponding path program 1 times [2022-07-12 01:21:02,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:21:02,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918866681] [2022-07-12 01:21:02,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:21:02,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:21:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:21:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 777 proven. 0 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2022-07-12 01:21:02,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:21:02,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918866681] [2022-07-12 01:21:02,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918866681] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:21:02,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:21:02,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:21:02,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173996215] [2022-07-12 01:21:02,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:21:02,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:21:02,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:21:02,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:21:02,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:21:02,668 INFO L87 Difference]: Start difference. First operand 8707 states and 8853 transitions. Second operand has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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) [2022-07-12 01:21:03,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:21:03,421 INFO L93 Difference]: Finished difference Result 19512 states and 19840 transitions. [2022-07-12 01:21:03,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:21:03,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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 945 [2022-07-12 01:21:03,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:21:03,429 INFO L225 Difference]: With dead ends: 19512 [2022-07-12 01:21:03,429 INFO L226 Difference]: Without dead ends: 11106 [2022-07-12 01:21:03,431 INFO L412 NwaCegarLoop]: 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 [2022-07-12 01:21:03,432 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 45 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:21:03,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 400 Invalid, 742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:21:03,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11106 states. [2022-07-12 01:21:03,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11106 to 9305. [2022-07-12 01:21:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9305 states, 9304 states have (on average 1.015799656061909) internal successors, (9451), 9304 states have internal predecessors, (9451), 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) [2022-07-12 01:21:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9305 states to 9305 states and 9451 transitions. [2022-07-12 01:21:03,508 INFO L78 Accepts]: Start accepts. Automaton has 9305 states and 9451 transitions. Word has length 945 [2022-07-12 01:21:03,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:21:03,509 INFO L495 AbstractCegarLoop]: Abstraction has 9305 states and 9451 transitions. [2022-07-12 01:21:03,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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) [2022-07-12 01:21:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 9305 states and 9451 transitions. [2022-07-12 01:21:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2022-07-12 01:21:03,524 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:21:03,525 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:21:03,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-07-12 01:21:03,525 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:21:03,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:21:03,526 INFO L85 PathProgramCache]: Analyzing trace with hash -329798691, now seen corresponding path program 1 times [2022-07-12 01:21:03,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:21:03,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213522941] [2022-07-12 01:21:03,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:21:03,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:21:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:21:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1631 backedges. 143 proven. 757 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2022-07-12 01:21:03,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:21:03,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213522941] [2022-07-12 01:21:03,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213522941] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:21:03,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526187025] [2022-07-12 01:21:03,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:21:03,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:21:03,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:21:03,956 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:21:03,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 01:21:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:21:04,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1220 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 01:21:04,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:21:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1631 backedges. 36 proven. 864 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2022-07-12 01:21:05,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:21:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1631 backedges. 143 proven. 757 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2022-07-12 01:21:06,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526187025] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:21:06,891 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:21:06,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-07-12 01:21:06,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658772199] [2022-07-12 01:21:06,892 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:21:06,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-12 01:21:06,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:21:06,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-12 01:21:06,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=57, Unknown=0, NotChecked=0, Total=110 [2022-07-12 01:21:06,895 INFO L87 Difference]: Start difference. First operand 9305 states and 9451 transitions. Second operand has 11 states, 11 states have (on average 157.72727272727272) internal successors, (1735), 10 states have internal predecessors, (1735), 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) [2022-07-12 01:21:09,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:21:09,960 INFO L93 Difference]: Finished difference Result 19198 states and 19510 transitions. [2022-07-12 01:21:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 01:21:09,961 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 157.72727272727272) internal successors, (1735), 10 states have internal predecessors, (1735), 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 1066 [2022-07-12 01:21:09,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:21:09,962 INFO L225 Difference]: With dead ends: 19198 [2022-07-12 01:21:09,962 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 01:21:09,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2134 GetRequests, 2125 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=57, Unknown=0, NotChecked=0, Total=110 [2022-07-12 01:21:09,969 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 1757 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 3931 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1757 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 4156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 3931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:21:09,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1757 Valid, 140 Invalid, 4156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 3931 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-07-12 01:21:09,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 01:21:09,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 01:21:09,970 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) [2022-07-12 01:21:09,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 01:21:09,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1066 [2022-07-12 01:21:09,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:21:09,971 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 01:21:09,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 157.72727272727272) internal successors, (1735), 10 states have internal predecessors, (1735), 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) [2022-07-12 01:21:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 01:21:09,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 01:21:09,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 01:21:09,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-07-12 01:21:10,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-07-12 01:21:10,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 01:21:27,333 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,335 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,335 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,335 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,335 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,335 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,336 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,337 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-12 01:21:27,338 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,339 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,340 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-12 01:21:27,341 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,342 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,343 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,344 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,345 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,346 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-12 01:21:27,347 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,348 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,349 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,350 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,351 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 01:21:27,352 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,353 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,354 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,355 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-12 01:21:27,356 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-12 01:21:27,357 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,358 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,359 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,360 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,360 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,360 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,360 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,361 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,361 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,361 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-12 01:21:27,362 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-12 01:21:27,362 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-12 01:21:27,362 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-12 01:21:27,363 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,363 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,363 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,364 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,364 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86)) (.cse26 (+ ~a0~0 147)) (.cse0 (= 2 ~a2~0))) (let ((.cse23 (not .cse0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse30 (+ ~a29~0 16)) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse9 (+ 98 ~a0~0)) (.cse31 (= (mod ~a29~0 5) 0)) (.cse32 (div ~a29~0 5)) (.cse2 (<= .cse26 0)) (.cse29 (+ ~a29~0 127)) (.cse25 (< 0 .cse22)) (.cse17 (= ~a2~0 1)) (.cse3 (<= (+ ~a0~0 61) 0))) (let ((.cse8 (let ((.cse35 (<= ~a29~0 401234))) (or (and .cse25 .cse17 .cse35) (and .cse17 .cse35 .cse3)))) (.cse15 (= 3 ~a2~0)) (.cse28 (<= .cse29 0)) (.cse13 (< 43 ~a29~0)) (.cse11 (<= 0 (+ 595423 ~a0~0))) (.cse6 (<= (+ ~a29~0 18) 0)) (.cse18 (not .cse2)) (.cse4 (let ((.cse34 (mod (+ 11 .cse32) 29))) (or (not .cse31) (not (< (+ 479874 .cse32) 0)) (= .cse34 0) (< 10 .cse34)))) (.cse7 (let ((.cse33 (mod (+ 12 .cse32) 29))) (or .cse31 (not (< (+ 479875 .cse32) 0)) (< 10 .cse33) (= .cse33 0)))) (.cse16 (<= .cse9 0)) (.cse10 (or (and .cse25 .cse5 .cse0 .cse2) (and .cse0 (<= (+ ~a0~0 386992) 0)))) (.cse24 (< 0 (+ 600215 ~a0~0))) (.cse21 (<= ~a29~0 41)) (.cse19 (not (<= .cse30 0))) (.cse20 (<= 5 ~a2~0)) (.cse14 (or (and .cse23 .cse1) (and .cse1 (<= 0 (+ ~a0~0 60))))) (.cse27 (= ~a2~0 4)) (.cse12 (< 0 .cse30))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 (< 0 .cse9) .cse3) (and .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse3) (and .cse13 .cse14 .cse15) (and .cse4 .cse5 .cse2 .cse7 .cse15 .cse3) (and .cse5 .cse16 .cse17 .cse18 .cse3) (and .cse14 .cse19 .cse20 (not (<= ~a29~0 43))) (and .cse21 .cse14 .cse12 .cse15) (and .cse5 .cse16 .cse18 .cse15 .cse3) (and .cse17 (<= .cse22 0) .cse3 (<= (+ ~a29~0 144) 0)) (and .cse4 .cse11 .cse5 .cse23 .cse2 .cse6 .cse7 .cse20) (and .cse5 .cse23 .cse2 .cse19 .cse20 .cse24) (and .cse25 .cse5 .cse0 .cse16 (< 0 (+ 4832 (div (* 9 ~a0~0) 10))) .cse12) (and (< 0 .cse26) .cse5 .cse16 .cse20 .cse12) (and .cse21 .cse5 .cse19 .cse8 .cse24) (and .cse13 .cse11 .cse5 .cse2 .cse17 .cse3) (and .cse4 .cse6 .cse14 .cse7 .cse27) (and .cse4 .cse5 .cse2 .cse7 .cse24 .cse27) (and .cse4 .cse5 .cse2 .cse7 .cse27 .cse28) (and .cse4 .cse11 .cse5 .cse2 .cse6 .cse17 .cse7 .cse3) (and (<= 0 .cse29) .cse1 .cse17 .cse28 (= (+ 44 ~a0~0) 0)) (and .cse4 .cse1 .cse7 .cse15 .cse28) (and .cse13 .cse11 .cse5 .cse16 .cse27) (and .cse4 .cse5 .cse16 .cse6 .cse7 .cse20 .cse18) (and .cse1 (<= (+ ~a29~0 401505) 0) .cse3) (and .cse4 .cse0 .cse1 .cse7 (not .cse16)) (and .cse10 .cse19 .cse24) (and .cse21 .cse14 .cse19 .cse20) (and .cse14 .cse3) (and .cse14 .cse27 .cse12))))) [2022-07-12 01:21:27,365 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,366 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-12 01:21:27,367 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,368 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,369 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse27 (+ ~a4~0 86)) (.cse25 (+ ~a0~0 147)) (.cse0 (= 2 ~a2~0))) (let ((.cse22 (not .cse0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse30 (+ ~a29~0 16)) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse9 (+ 98 ~a0~0)) (.cse31 (= (mod ~a29~0 5) 0)) (.cse32 (div ~a29~0 5)) (.cse2 (<= .cse25 0)) (.cse29 (+ ~a29~0 127)) (.cse24 (< 0 .cse27)) (.cse17 (= ~a2~0 1)) (.cse3 (<= (+ ~a0~0 61) 0))) (let ((.cse8 (let ((.cse35 (<= ~a29~0 401234))) (or (and .cse24 .cse17 .cse35) (and .cse17 .cse35 .cse3)))) (.cse15 (= 3 ~a2~0)) (.cse28 (<= .cse29 0)) (.cse13 (< 43 ~a29~0)) (.cse11 (<= 0 (+ 595423 ~a0~0))) (.cse6 (<= (+ ~a29~0 18) 0)) (.cse18 (not .cse2)) (.cse4 (let ((.cse34 (mod (+ 11 .cse32) 29))) (or (not .cse31) (not (< (+ 479874 .cse32) 0)) (= .cse34 0) (< 10 .cse34)))) (.cse7 (let ((.cse33 (mod (+ 12 .cse32) 29))) (or .cse31 (not (< (+ 479875 .cse32) 0)) (< 10 .cse33) (= .cse33 0)))) (.cse16 (<= .cse9 0)) (.cse10 (or (and .cse24 .cse5 .cse0 .cse2) (and .cse0 (<= (+ ~a0~0 386992) 0)))) (.cse23 (< 0 (+ 600215 ~a0~0))) (.cse21 (<= ~a29~0 41)) (.cse19 (not (<= .cse30 0))) (.cse20 (<= 5 ~a2~0)) (.cse14 (or (and .cse22 .cse1) (and .cse1 (<= 0 (+ ~a0~0 60))))) (.cse26 (= ~a2~0 4)) (.cse12 (< 0 .cse30))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 (< 0 .cse9) .cse3) (and .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse3) (and .cse13 .cse14 .cse15) (and .cse4 .cse5 .cse2 .cse7 .cse15 .cse3) (and .cse5 .cse16 .cse17 .cse18 .cse3) (and .cse14 .cse19 .cse20 (not (<= ~a29~0 43))) (and .cse21 .cse14 .cse12 .cse15) (and .cse5 .cse16 .cse18 .cse15 .cse3) (and .cse4 .cse11 .cse5 .cse22 .cse2 .cse6 .cse7 .cse20) (and .cse5 .cse22 .cse2 .cse19 .cse20 .cse23) (and .cse24 .cse5 .cse0 .cse16 (< 0 (+ 4832 (div (* 9 ~a0~0) 10))) .cse12) (and (< 0 .cse25) .cse5 .cse16 .cse20 .cse12) (and .cse21 .cse5 .cse19 .cse8 .cse23) (and .cse13 .cse11 .cse5 .cse2 .cse17 .cse3) (and .cse4 .cse6 .cse14 .cse7 .cse26) (and .cse17 (<= .cse27 0) (<= (+ ~a29~0 144) 0)) (and .cse4 .cse5 .cse2 .cse7 .cse23 .cse26) (and .cse4 .cse5 .cse2 .cse7 .cse26 .cse28) (and .cse4 .cse11 .cse5 .cse2 .cse6 .cse17 .cse7 .cse3) (and (<= 0 .cse29) .cse1 .cse17 .cse28 (= (+ 44 ~a0~0) 0)) (and .cse4 .cse1 .cse7 .cse15 .cse28) (and .cse13 .cse11 .cse5 .cse16 .cse26) (and .cse4 .cse5 .cse16 .cse6 .cse7 .cse20 .cse18) (and .cse1 (<= (+ ~a29~0 401505) 0) .cse3) (and .cse4 .cse0 .cse1 .cse7 (not .cse16)) (and .cse10 .cse19 .cse23) (and .cse21 .cse14 .cse19 .cse20) (and .cse14 .cse3) (and .cse14 .cse26 .cse12))))) [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,370 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,371 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,372 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-12 01:21:27,373 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,373 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-12 01:21:27,373 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,373 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,373 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,374 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,375 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,376 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,377 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse27 (+ ~a4~0 86)) (.cse25 (+ ~a0~0 147)) (.cse0 (= 2 ~a2~0))) (let ((.cse22 (not .cse0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse30 (+ ~a29~0 16)) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse9 (+ 98 ~a0~0)) (.cse31 (= (mod ~a29~0 5) 0)) (.cse32 (div ~a29~0 5)) (.cse2 (<= .cse25 0)) (.cse29 (+ ~a29~0 127)) (.cse24 (< 0 .cse27)) (.cse17 (= ~a2~0 1)) (.cse3 (<= (+ ~a0~0 61) 0))) (let ((.cse8 (let ((.cse35 (<= ~a29~0 401234))) (or (and .cse24 .cse17 .cse35) (and .cse17 .cse35 .cse3)))) (.cse15 (= 3 ~a2~0)) (.cse28 (<= .cse29 0)) (.cse13 (< 43 ~a29~0)) (.cse11 (<= 0 (+ 595423 ~a0~0))) (.cse6 (<= (+ ~a29~0 18) 0)) (.cse18 (not .cse2)) (.cse4 (let ((.cse34 (mod (+ 11 .cse32) 29))) (or (not .cse31) (not (< (+ 479874 .cse32) 0)) (= .cse34 0) (< 10 .cse34)))) (.cse7 (let ((.cse33 (mod (+ 12 .cse32) 29))) (or .cse31 (not (< (+ 479875 .cse32) 0)) (< 10 .cse33) (= .cse33 0)))) (.cse16 (<= .cse9 0)) (.cse10 (or (and .cse24 .cse5 .cse0 .cse2) (and .cse0 (<= (+ ~a0~0 386992) 0)))) (.cse23 (< 0 (+ 600215 ~a0~0))) (.cse21 (<= ~a29~0 41)) (.cse19 (not (<= .cse30 0))) (.cse20 (<= 5 ~a2~0)) (.cse14 (or (and .cse22 .cse1) (and .cse1 (<= 0 (+ ~a0~0 60))))) (.cse26 (= ~a2~0 4)) (.cse12 (< 0 .cse30))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 (< 0 .cse9) .cse3) (and .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse3) (and .cse13 .cse14 .cse15) (and .cse4 .cse5 .cse2 .cse7 .cse15 .cse3) (and .cse5 .cse16 .cse17 .cse18 .cse3) (and .cse14 .cse19 .cse20 (not (<= ~a29~0 43))) (and .cse21 .cse14 .cse12 .cse15) (and .cse5 .cse16 .cse18 .cse15 .cse3) (and .cse4 .cse11 .cse5 .cse22 .cse2 .cse6 .cse7 .cse20) (and .cse5 .cse22 .cse2 .cse19 .cse20 .cse23) (and .cse24 .cse5 .cse0 .cse16 (< 0 (+ 4832 (div (* 9 ~a0~0) 10))) .cse12) (and (< 0 .cse25) .cse5 .cse16 .cse20 .cse12) (and .cse21 .cse5 .cse19 .cse8 .cse23) (and .cse13 .cse11 .cse5 .cse2 .cse17 .cse3) (and .cse4 .cse6 .cse14 .cse7 .cse26) (and .cse17 (<= .cse27 0) (<= (+ ~a29~0 144) 0)) (and .cse4 .cse5 .cse2 .cse7 .cse23 .cse26) (and .cse4 .cse5 .cse2 .cse7 .cse26 .cse28) (and .cse4 .cse11 .cse5 .cse2 .cse6 .cse17 .cse7 .cse3) (and (<= 0 .cse29) .cse1 .cse17 .cse28 (= (+ 44 ~a0~0) 0)) (and .cse4 .cse1 .cse7 .cse15 .cse28) (and .cse13 .cse11 .cse5 .cse16 .cse26) (and .cse4 .cse5 .cse16 .cse6 .cse7 .cse20 .cse18) (and .cse1 (<= (+ ~a29~0 401505) 0) .cse3) (and .cse4 .cse0 .cse1 .cse7 (not .cse16)) (and .cse10 .cse19 .cse23) (and .cse21 .cse14 .cse19 .cse20) (and .cse14 .cse3) (and .cse14 .cse26 .cse12))))) [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,378 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-12 01:21:27,379 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-12 01:21:27,380 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-12 01:21:27,381 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-12 01:21:27,382 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,383 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-12 01:21:27,384 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,385 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-12 01:21:27,385 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,385 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:21:27,385 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,385 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-12 01:21:27,385 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-12 01:21:27,388 INFO L356 BasicCegarLoop]: Path program 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] [2022-07-12 01:21:27,391 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 01:21:27,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 01:21:27 BoogieIcfgContainer [2022-07-12 01:21:27,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 01:21:27,472 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 01:21:27,473 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 01:21:27,473 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 01:21:27,473 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:20:03" (3/4) ... [2022-07-12 01:21:27,476 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 01:21:27,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 01:21:27,511 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 01:21:27,513 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 01:21:27,516 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 01:21:27,664 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 01:21:27,664 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 01:21:27,665 INFO L158 Benchmark]: Toolchain (without parser) took 87860.82ms. Allocated memory was 92.3MB in the beginning and 1.1GB in the end (delta: 971.0MB). Free memory was 53.9MB in the beginning and 925.3MB in the end (delta: -871.3MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,666 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 01:21:27,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1025.41ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 53.7MB in the beginning and 77.1MB in the end (delta: -23.4MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.97ms. Allocated memory is still 121.6MB. Free memory was 77.1MB in the beginning and 64.9MB in the end (delta: 12.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,667 INFO L158 Benchmark]: Boogie Preprocessor took 176.66ms. Allocated memory is still 121.6MB. Free memory was 64.9MB in the beginning and 47.2MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,669 INFO L158 Benchmark]: RCFGBuilder took 2706.68ms. Allocated memory was 121.6MB in the beginning and 272.6MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 208.6MB in the end (delta: -161.4MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,669 INFO L158 Benchmark]: TraceAbstraction took 83553.54ms. Allocated memory was 272.6MB in the beginning and 1.1GB in the end (delta: 790.6MB). Free memory was 208.6MB in the beginning and 950.5MB in the end (delta: -741.9MB). Peak memory consumption was 666.6MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,669 INFO L158 Benchmark]: Witness Printer took 191.73ms. Allocated memory is still 1.1GB. Free memory was 950.5MB in the beginning and 925.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-12 01:21:27,678 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1025.41ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 53.7MB in the beginning and 77.1MB in the end (delta: -23.4MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.97ms. Allocated memory is still 121.6MB. Free memory was 77.1MB in the beginning and 64.9MB in the end (delta: 12.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.66ms. Allocated memory is still 121.6MB. Free memory was 64.9MB in the beginning and 47.2MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2706.68ms. Allocated memory was 121.6MB in the beginning and 272.6MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 208.6MB in the end (delta: -161.4MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * TraceAbstraction took 83553.54ms. Allocated memory was 272.6MB in the beginning and 1.1GB in the end (delta: 790.6MB). Free memory was 208.6MB in the beginning and 950.5MB in the end (delta: -741.9MB). Peak memory consumption was 666.6MB. Max. memory is 16.1GB. * Witness Printer took 191.73ms. Allocated memory is still 1.1GB. Free memory was 950.5MB in the beginning and 925.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * 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: 131]: 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, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 83.4s, OverallIterations: 26, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 41.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11619 SdHoareTripleChecker+Valid, 38.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11619 mSDsluCounter, 8779 SdHoareTripleChecker+Invalid, 32.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 763 IncrementalHoareTripleChecker+Unchecked, 1108 mSDsCounter, 4705 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31552 IncrementalHoareTripleChecker+Invalid, 37020 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4705 mSolverCounterUnsat, 7671 mSDtfsCounter, 31552 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6572 GetRequests, 6508 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17128occurred in iteration=21, InterpolantAutomatonStates: 99, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.8s AutomataMinimizationTime, 26 MinimizatonAttempts, 22847 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 271 NumberOfFragments, 4467 HoareAnnotationTreeSize, 4 FomulaSimplifications, 68917 FormulaSimplificationTreeSizeReduction, 9.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 201128 FormulaSimplificationTreeSizeReductionInter, 7.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 16.3s InterpolantComputationTime, 18563 NumberOfCodeBlocks, 18563 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 21060 ConstructedInterpolants, 36 QuantifiedInterpolants, 85176 SizeOfPredicates, 7 NumberOfNonLiveVariables, 4755 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 34 InterpolantComputations, 24 PerfectInterpolantSequences, 22385/25796 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: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 147 <= 0) && a0 + 61 <= 0) || (((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) || (2 == a2 && a0 + 386992 <= 0)) && 0 <= 595423 + a0)) || (((2 == a2 && 89 + a4 <= 0) && 0 < a29 + 16) && a0 + 61 <= 0)) || ((43 < a29 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && 3 == a2)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || (((((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && !(a29 + 16 <= 0)) && 5 <= a2) && !(a29 <= 43))) || (((a29 <= 41 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && 0 < a29 + 16) && 3 == a2)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && !(a0 + 147 <= 0)) && 3 == a2) && a0 + 61 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 0 <= 595423 + a0) && 42 + a4 <= 0) && !(2 == a2)) && a0 + 147 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 5 <= a2)) || (((((42 + a4 <= 0 && !(2 == a2)) && a0 + 147 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2) && 0 < 600215 + a0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 < 4832 + 9 * a0 / 10) && 0 < a29 + 16)) || ((((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && 0 < a29 + 16)) || ((((a29 <= 41 && 42 + a4 <= 0) && !(a29 + 16 <= 0)) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 < 600215 + a0)) || (((((43 < a29 && 0 <= 595423 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && a29 + 18 <= 0) && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a2 == 4)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 0 < 600215 + a0) && a2 == 4)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a2 == 4) && a29 + 127 <= 0)) || ((((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 0 <= 595423 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && a29 + 18 <= 0) && a2 == 1) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0) && 44 + a0 == 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 89 + a4 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 3 == a2) && a29 + 127 <= 0)) || ((((43 < a29 && 0 <= 595423 + a0) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 5 <= a2) && !(a0 + 147 <= 0))) || ((89 + a4 <= 0 && a29 + 401505 <= 0) && a0 + 61 <= 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 2 == a2) && 89 + a4 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && !(98 + a0 <= 0))) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) || (2 == a2 && a0 + 386992 <= 0)) && !(a29 + 16 <= 0)) && 0 < 600215 + a0)) || (((a29 <= 41 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && !(a29 + 16 <= 0)) && 5 <= a2)) || (((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && a0 + 61 <= 0)) || ((((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && a2 == 4) && 0 < a29 + 16) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 147 <= 0) && a0 + 61 <= 0) || (((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) || (2 == a2 && a0 + 386992 <= 0)) && 0 <= 595423 + a0)) || (((2 == a2 && 89 + a4 <= 0) && 0 < a29 + 16) && a0 + 61 <= 0)) || ((43 < a29 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && 3 == a2)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || (((((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && !(a29 + 16 <= 0)) && 5 <= a2) && !(a29 <= 43))) || (((a29 <= 41 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && 0 < a29 + 16) && 3 == a2)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && !(a0 + 147 <= 0)) && 3 == a2) && a0 + 61 <= 0)) || ((((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 0 <= 595423 + a0) && 42 + a4 <= 0) && !(2 == a2)) && a0 + 147 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 5 <= a2)) || (((((42 + a4 <= 0 && !(2 == a2)) && a0 + 147 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2) && 0 < 600215 + a0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 < 4832 + 9 * a0 / 10) && 0 < a29 + 16)) || ((((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && 0 < a29 + 16)) || ((((a29 <= 41 && 42 + a4 <= 0) && !(a29 + 16 <= 0)) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 < 600215 + a0)) || (((((43 < a29 && 0 <= 595423 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && a29 + 18 <= 0) && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a2 == 4)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 0 < 600215 + a0) && a2 == 4)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a2 == 4) && a29 + 127 <= 0)) || ((((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 0 <= 595423 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && a29 + 18 <= 0) && a2 == 1) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0) && 44 + a0 == 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 89 + a4 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 3 == a2) && a29 + 127 <= 0)) || ((((43 < a29 && 0 <= 595423 + a0) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 5 <= a2) && !(a0 + 147 <= 0))) || ((89 + a4 <= 0 && a29 + 401505 <= 0) && a0 + 61 <= 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 2 == a2) && 89 + a4 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && !(98 + a0 <= 0))) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) || (2 == a2 && a0 + 386992 <= 0)) && !(a29 + 16 <= 0)) && 0 < 600215 + a0)) || (((a29 <= 41 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && !(a29 + 16 <= 0)) && 5 <= a2)) || (((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && a0 + 61 <= 0)) || ((((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && a2 == 4) && 0 < a29 + 16) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 147 <= 0) && a0 + 61 <= 0) || (((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) || (2 == a2 && a0 + 386992 <= 0)) && 0 <= 595423 + a0)) || (((2 == a2 && 89 + a4 <= 0) && 0 < a29 + 16) && a0 + 61 <= 0)) || ((43 < a29 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && 3 == a2)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || (((((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && !(a29 + 16 <= 0)) && 5 <= a2) && !(a29 <= 43))) || (((a29 <= 41 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && 0 < a29 + 16) && 3 == a2)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && !(a0 + 147 <= 0)) && 3 == a2) && a0 + 61 <= 0)) || ((((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 0 <= 595423 + a0) && 42 + a4 <= 0) && !(2 == a2)) && a0 + 147 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 5 <= a2)) || (((((42 + a4 <= 0 && !(2 == a2)) && a0 + 147 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2) && 0 < 600215 + a0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 < 4832 + 9 * a0 / 10) && 0 < a29 + 16)) || ((((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && 0 < a29 + 16)) || ((((a29 <= 41 && 42 + a4 <= 0) && !(a29 + 16 <= 0)) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 < 600215 + a0)) || (((((43 < a29 && 0 <= 595423 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && a29 + 18 <= 0) && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a2 == 4)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 0 < 600215 + a0) && a2 == 4)) || ((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && a0 + 147 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a2 == 4) && a29 + 127 <= 0)) || ((((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 0 <= 595423 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && a29 + 18 <= 0) && a2 == 1) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0) && 44 + a0 == 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 89 + a4 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 3 == a2) && a29 + 127 <= 0)) || ((((43 < a29 && 0 <= 595423 + a0) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 18 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && 5 <= a2) && !(a0 + 147 <= 0))) || ((89 + a4 <= 0 && a29 + 401505 <= 0) && a0 + 61 <= 0)) || (((((((!(a29 % 5 == 0) || !(479874 + a29 / 5 < 0)) || (11 + a29 / 5) % 29 == 0) || 10 < (11 + a29 / 5) % 29) && 2 == a2) && 89 + a4 <= 0) && (((a29 % 5 == 0 || !(479875 + a29 / 5 < 0)) || 10 < (12 + a29 / 5) % 29) || (12 + a29 / 5) % 29 == 0)) && !(98 + a0 <= 0))) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) || (2 == a2 && a0 + 386992 <= 0)) && !(a29 + 16 <= 0)) && 0 < 600215 + a0)) || (((a29 <= 41 && ((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60))) && !(a29 + 16 <= 0)) && 5 <= a2)) || (((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && a0 + 61 <= 0)) || ((((!(2 == a2) && 89 + a4 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 60)) && a2 == 4) && 0 < a29 + 16) RESULT: Ultimate proved your program to be correct! [2022-07-12 01:21:27,720 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE