./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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/Problem17_label21.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 094be3bd22098479b0cd50c57f93c246c7d8c744192a211aacece1f30e4af2db --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 05:02:28,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 05:02:28,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 05:02:28,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 05:02:28,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 05:02:28,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 05:02:28,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 05:02:28,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 05:02:28,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 05:02:28,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 05:02:28,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 05:02:28,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 05:02:28,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 05:02:28,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 05:02:28,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 05:02:28,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 05:02:28,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 05:02:28,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 05:02:28,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 05:02:28,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 05:02:28,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 05:02:28,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 05:02:28,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 05:02:28,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 05:02:28,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 05:02:28,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 05:02:28,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 05:02:28,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 05:02:28,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 05:02:28,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 05:02:28,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 05:02:28,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 05:02:28,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 05:02:28,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 05:02:28,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 05:02:28,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 05:02:28,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 05:02:28,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 05:02:28,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 05:02:28,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 05:02:28,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 05:02:28,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 05:02:28,910 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 05:02:28,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 05:02:28,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 05:02:28,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 05:02:28,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 05:02:28,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 05:02:28,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 05:02:28,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 05:02:28,916 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 05:02:28,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 05:02:28,917 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 05:02:28,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 05:02:28,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 05:02:28,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 05:02:28,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 05:02:28,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 05:02:28,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 05:02:28,918 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 05:02:28,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 05:02:28,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 05:02:28,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 05:02:28,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 05:02:28,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 05:02:28,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 05:02:28,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 05:02:28,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 05:02:28,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 05:02:28,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 05:02:28,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 05:02:28,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 05:02:28,920 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 05:02:28,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 05:02:28,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 05:02:28,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 05:02:28,920 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 094be3bd22098479b0cd50c57f93c246c7d8c744192a211aacece1f30e4af2db [2021-12-17 05:02:29,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 05:02:29,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 05:02:29,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 05:02:29,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 05:02:29,148 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 05:02:29,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2021-12-17 05:02:29,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa93c18a1/30ab7799e3dd417889c7bfc56dfc7b7f/FLAG4b3fd8378 [2021-12-17 05:02:29,752 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 05:02:29,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2021-12-17 05:02:29,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa93c18a1/30ab7799e3dd417889c7bfc56dfc7b7f/FLAG4b3fd8378 [2021-12-17 05:02:30,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa93c18a1/30ab7799e3dd417889c7bfc56dfc7b7f [2021-12-17 05:02:30,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 05:02:30,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 05:02:30,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 05:02:30,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 05:02:30,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 05:02:30,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:02:30" (1/1) ... [2021-12-17 05:02:30,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704a3c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:30, skipping insertion in model container [2021-12-17 05:02:30,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:02:30" (1/1) ... [2021-12-17 05:02:30,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 05:02:30,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 05:02:30,423 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/Problem17_label21.c[8748,8761] [2021-12-17 05:02:30,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 05:02:30,822 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 05:02:30,846 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/Problem17_label21.c[8748,8761] [2021-12-17 05:02:31,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 05:02:31,025 INFO L208 MainTranslator]: Completed translation [2021-12-17 05:02:31,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31 WrapperNode [2021-12-17 05:02:31,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 05:02:31,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 05:02:31,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 05:02:31,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 05:02:31,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,292 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2611 [2021-12-17 05:02:31,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 05:02:31,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 05:02:31,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 05:02:31,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 05:02:31,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 05:02:31,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 05:02:31,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 05:02:31,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 05:02:31,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (1/1) ... [2021-12-17 05:02:31,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 05:02:31,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 05:02:31,648 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) [2021-12-17 05:02:31,667 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 [2021-12-17 05:02:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 05:02:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 05:02:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 05:02:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 05:02:31,730 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 05:02:31,731 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 05:02:34,360 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 05:02:34,369 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 05:02:34,369 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-17 05:02:34,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 05:02:34 BoogieIcfgContainer [2021-12-17 05:02:34,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 05:02:34,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 05:02:34,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 05:02:34,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 05:02:34,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 05:02:30" (1/3) ... [2021-12-17 05:02:34,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2515a62b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 05:02:34, skipping insertion in model container [2021-12-17 05:02:34,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:02:31" (2/3) ... [2021-12-17 05:02:34,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2515a62b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 05:02:34, skipping insertion in model container [2021-12-17 05:02:34,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 05:02:34" (3/3) ... [2021-12-17 05:02:34,377 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label21.c [2021-12-17 05:02:34,380 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 05:02:34,381 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 05:02:34,416 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 05:02:34,421 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 05:02:34,421 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 05:02:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 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) [2021-12-17 05:02:34,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-17 05:02:34,443 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:34,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:34,443 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:34,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:34,447 INFO L85 PathProgramCache]: Analyzing trace with hash 118092897, now seen corresponding path program 1 times [2021-12-17 05:02:34,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:34,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543121713] [2021-12-17 05:02:34,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:34,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:34,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:34,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543121713] [2021-12-17 05:02:34,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543121713] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:34,668 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:34,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 05:02:34,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321002427] [2021-12-17 05:02:34,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:34,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:34,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:34,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:34,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:34,697 INFO L87 Difference]: Start difference. First operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 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 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-12-17 05:02:36,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:36,846 INFO L93 Difference]: Finished difference Result 1642 states and 3024 transitions. [2021-12-17 05:02:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:36,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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 59 [2021-12-17 05:02:36,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:36,862 INFO L225 Difference]: With dead ends: 1642 [2021-12-17 05:02:36,863 INFO L226 Difference]: Without dead ends: 975 [2021-12-17 05:02:36,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:36,868 INFO L933 BasicCegarLoop]: 474 mSDtfsCounter, 431 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 372 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 431 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 372 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:36,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [431 Valid, 550 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [372 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-17 05:02:36,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2021-12-17 05:02:36,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 972. [2021-12-17 05:02:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 972 states, 971 states have (on average 1.5077239958805355) internal successors, (1464), 971 states have internal predecessors, (1464), 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) [2021-12-17 05:02:36,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1464 transitions. [2021-12-17 05:02:36,945 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1464 transitions. Word has length 59 [2021-12-17 05:02:36,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:36,946 INFO L470 AbstractCegarLoop]: Abstraction has 972 states and 1464 transitions. [2021-12-17 05:02:36,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-12-17 05:02:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1464 transitions. [2021-12-17 05:02:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-12-17 05:02:36,949 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:36,949 INFO L514 BasicCegarLoop]: 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, 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] [2021-12-17 05:02:36,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 05:02:36,950 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:36,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:36,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1960864468, now seen corresponding path program 1 times [2021-12-17 05:02:36,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:36,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143990579] [2021-12-17 05:02:36,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:36,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:37,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:37,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143990579] [2021-12-17 05:02:37,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143990579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:37,075 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:37,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:37,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075748078] [2021-12-17 05:02:37,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:37,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:37,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:37,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:37,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:37,079 INFO L87 Difference]: Start difference. First operand 972 states and 1464 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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) [2021-12-17 05:02:38,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:38,964 INFO L93 Difference]: Finished difference Result 2814 states and 4242 transitions. [2021-12-17 05:02:38,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:38,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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 129 [2021-12-17 05:02:38,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:38,982 INFO L225 Difference]: With dead ends: 2814 [2021-12-17 05:02:38,983 INFO L226 Difference]: Without dead ends: 1844 [2021-12-17 05:02:38,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:38,985 INFO L933 BasicCegarLoop]: 853 mSDtfsCounter, 432 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1283 mSolverCounterSat, 414 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 414 IncrementalHoareTripleChecker+Valid, 1283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:38,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [432 Valid, 921 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [414 Valid, 1283 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-17 05:02:38,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2021-12-17 05:02:39,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1842. [2021-12-17 05:02:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1841 states have (on average 1.3601303639326452) internal successors, (2504), 1841 states have internal predecessors, (2504), 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) [2021-12-17 05:02:39,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2504 transitions. [2021-12-17 05:02:39,026 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2504 transitions. Word has length 129 [2021-12-17 05:02:39,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:39,029 INFO L470 AbstractCegarLoop]: Abstraction has 1842 states and 2504 transitions. [2021-12-17 05:02:39,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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) [2021-12-17 05:02:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2504 transitions. [2021-12-17 05:02:39,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-12-17 05:02:39,040 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:39,041 INFO L514 BasicCegarLoop]: 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, 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] [2021-12-17 05:02:39,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 05:02:39,044 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:39,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:39,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1241730607, now seen corresponding path program 1 times [2021-12-17 05:02:39,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:39,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165153795] [2021-12-17 05:02:39,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:39,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:39,168 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:39,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:39,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165153795] [2021-12-17 05:02:39,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165153795] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:39,170 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:39,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 05:02:39,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220254439] [2021-12-17 05:02:39,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:39,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:39,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:39,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:39,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:39,173 INFO L87 Difference]: Start difference. First operand 1842 states and 2504 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 2 states have internal predecessors, (151), 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) [2021-12-17 05:02:41,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:41,398 INFO L93 Difference]: Finished difference Result 5445 states and 7408 transitions. [2021-12-17 05:02:41,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:41,398 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 2 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2021-12-17 05:02:41,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:41,412 INFO L225 Difference]: With dead ends: 5445 [2021-12-17 05:02:41,413 INFO L226 Difference]: Without dead ends: 3605 [2021-12-17 05:02:41,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:41,417 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 440 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 1857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:41,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 273 Invalid, 1857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-17 05:02:41,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3605 states. [2021-12-17 05:02:41,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3605 to 3583. [2021-12-17 05:02:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3583 states, 3582 states have (on average 1.3358458961474038) internal successors, (4785), 3582 states have internal predecessors, (4785), 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) [2021-12-17 05:02:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 3583 states and 4785 transitions. [2021-12-17 05:02:41,482 INFO L78 Accepts]: Start accepts. Automaton has 3583 states and 4785 transitions. Word has length 151 [2021-12-17 05:02:41,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:41,483 INFO L470 AbstractCegarLoop]: Abstraction has 3583 states and 4785 transitions. [2021-12-17 05:02:41,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 2 states have internal predecessors, (151), 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) [2021-12-17 05:02:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3583 states and 4785 transitions. [2021-12-17 05:02:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-12-17 05:02:41,486 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:41,486 INFO L514 BasicCegarLoop]: 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, 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] [2021-12-17 05:02:41,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-17 05:02:41,486 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:41,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:41,487 INFO L85 PathProgramCache]: Analyzing trace with hash -170601840, now seen corresponding path program 1 times [2021-12-17 05:02:41,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:41,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205013484] [2021-12-17 05:02:41,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:41,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:41,641 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:41,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:41,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205013484] [2021-12-17 05:02:41,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205013484] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:41,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:41,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 05:02:41,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613734052] [2021-12-17 05:02:41,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:41,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:41,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:41,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:41,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:41,644 INFO L87 Difference]: Start difference. First operand 3583 states and 4785 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 2 states have internal predecessors, (164), 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) [2021-12-17 05:02:43,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:43,961 INFO L93 Difference]: Finished difference Result 8893 states and 11846 transitions. [2021-12-17 05:02:43,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:43,962 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 2 states have internal predecessors, (164), 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 164 [2021-12-17 05:02:43,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:43,978 INFO L225 Difference]: With dead ends: 8893 [2021-12-17 05:02:43,978 INFO L226 Difference]: Without dead ends: 5312 [2021-12-17 05:02:43,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:43,985 INFO L933 BasicCegarLoop]: 475 mSDtfsCounter, 352 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 1800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:43,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [352 Valid, 537 Invalid, 1800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-17 05:02:43,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5312 states. [2021-12-17 05:02:44,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5312 to 5292. [2021-12-17 05:02:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5292 states, 5291 states have (on average 1.2797202797202798) internal successors, (6771), 5291 states have internal predecessors, (6771), 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) [2021-12-17 05:02:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5292 states to 5292 states and 6771 transitions. [2021-12-17 05:02:44,072 INFO L78 Accepts]: Start accepts. Automaton has 5292 states and 6771 transitions. Word has length 164 [2021-12-17 05:02:44,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:44,073 INFO L470 AbstractCegarLoop]: Abstraction has 5292 states and 6771 transitions. [2021-12-17 05:02:44,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 2 states have internal predecessors, (164), 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) [2021-12-17 05:02:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5292 states and 6771 transitions. [2021-12-17 05:02:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-12-17 05:02:44,075 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:44,075 INFO L514 BasicCegarLoop]: 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, 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] [2021-12-17 05:02:44,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-17 05:02:44,076 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:44,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:44,076 INFO L85 PathProgramCache]: Analyzing trace with hash -902571425, now seen corresponding path program 1 times [2021-12-17 05:02:44,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:44,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021692515] [2021-12-17 05:02:44,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:44,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:44,232 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:44,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:44,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021692515] [2021-12-17 05:02:44,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021692515] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:44,233 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:44,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:44,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261878667] [2021-12-17 05:02:44,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:44,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:02:44,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:44,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:02:44,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:02:44,235 INFO L87 Difference]: Start difference. First operand 5292 states and 6771 transitions. Second operand has 4 states, 4 states have (on average 42.5) internal successors, (170), 3 states have internal predecessors, (170), 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) [2021-12-17 05:02:46,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:46,100 INFO L93 Difference]: Finished difference Result 9327 states and 12044 transitions. [2021-12-17 05:02:46,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 05:02:46,101 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 3 states have internal predecessors, (170), 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 170 [2021-12-17 05:02:46,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:46,111 INFO L225 Difference]: With dead ends: 9327 [2021-12-17 05:02:46,112 INFO L226 Difference]: Without dead ends: 4037 [2021-12-17 05:02:46,117 INFO L932 BasicCegarLoop]: 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 [2021-12-17 05:02:46,121 INFO L933 BasicCegarLoop]: 516 mSDtfsCounter, 746 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 1623 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 746 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:46,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [746 Valid, 935 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1623 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-17 05:02:46,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4037 states. [2021-12-17 05:02:46,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4037 to 4008. [2021-12-17 05:02:46,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 4007 states have (on average 1.3017219865235836) internal successors, (5216), 4007 states have internal predecessors, (5216), 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) [2021-12-17 05:02:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 5216 transitions. [2021-12-17 05:02:46,182 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 5216 transitions. Word has length 170 [2021-12-17 05:02:46,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:46,184 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 5216 transitions. [2021-12-17 05:02:46,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 3 states have internal predecessors, (170), 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) [2021-12-17 05:02:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 5216 transitions. [2021-12-17 05:02:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-12-17 05:02:46,188 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:46,188 INFO L514 BasicCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:46,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-17 05:02:46,189 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:46,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:46,190 INFO L85 PathProgramCache]: Analyzing trace with hash -52331556, now seen corresponding path program 1 times [2021-12-17 05:02:46,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:46,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674678278] [2021-12-17 05:02:46,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:46,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:46,267 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-12-17 05:02:46,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:46,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674678278] [2021-12-17 05:02:46,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674678278] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:46,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:46,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 05:02:46,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488499938] [2021-12-17 05:02:46,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:46,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:46,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:46,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:46,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:46,269 INFO L87 Difference]: Start difference. First operand 4008 states and 5216 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) [2021-12-17 05:02:48,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:48,008 INFO L93 Difference]: Finished difference Result 10996 states and 14542 transitions. [2021-12-17 05:02:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:48,008 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 198 [2021-12-17 05:02:48,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:48,022 INFO L225 Difference]: With dead ends: 10996 [2021-12-17 05:02:48,022 INFO L226 Difference]: Without dead ends: 5711 [2021-12-17 05:02:48,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:48,075 INFO L933 BasicCegarLoop]: 516 mSDtfsCounter, 386 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:48,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [386 Valid, 591 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-17 05:02:48,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5711 states. [2021-12-17 05:02:48,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5711 to 4427. [2021-12-17 05:02:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4427 states, 4426 states have (on average 1.208992318120199) internal successors, (5351), 4426 states have internal predecessors, (5351), 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) [2021-12-17 05:02:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 4427 states and 5351 transitions. [2021-12-17 05:02:48,128 INFO L78 Accepts]: Start accepts. Automaton has 4427 states and 5351 transitions. Word has length 198 [2021-12-17 05:02:48,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:48,128 INFO L470 AbstractCegarLoop]: Abstraction has 4427 states and 5351 transitions. [2021-12-17 05:02:48,128 INFO L471 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) [2021-12-17 05:02:48,128 INFO L276 IsEmpty]: Start isEmpty. Operand 4427 states and 5351 transitions. [2021-12-17 05:02:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-12-17 05:02:48,130 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:48,130 INFO L514 BasicCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:48,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-17 05:02:48,131 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:48,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:48,132 INFO L85 PathProgramCache]: Analyzing trace with hash -651132738, now seen corresponding path program 1 times [2021-12-17 05:02:48,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:48,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774388970] [2021-12-17 05:02:48,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:48,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:48,197 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:48,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:48,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774388970] [2021-12-17 05:02:48,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774388970] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:48,198 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:48,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:48,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326000127] [2021-12-17 05:02:48,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:48,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:48,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:48,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:48,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:48,199 INFO L87 Difference]: Start difference. First operand 4427 states and 5351 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2021-12-17 05:02:49,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:49,509 INFO L93 Difference]: Finished difference Result 11399 states and 13997 transitions. [2021-12-17 05:02:49,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:49,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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 211 [2021-12-17 05:02:49,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:49,526 INFO L225 Difference]: With dead ends: 11399 [2021-12-17 05:02:49,527 INFO L226 Difference]: Without dead ends: 6974 [2021-12-17 05:02:49,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:49,532 INFO L933 BasicCegarLoop]: 727 mSDtfsCounter, 496 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:49,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [496 Valid, 785 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1136 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-17 05:02:49,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6974 states. [2021-12-17 05:02:49,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6974 to 6974. [2021-12-17 05:02:49,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6974 states, 6973 states have (on average 1.1834217696830633) internal successors, (8252), 6973 states have internal predecessors, (8252), 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) [2021-12-17 05:02:49,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6974 states to 6974 states and 8252 transitions. [2021-12-17 05:02:49,616 INFO L78 Accepts]: Start accepts. Automaton has 6974 states and 8252 transitions. Word has length 211 [2021-12-17 05:02:49,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:49,616 INFO L470 AbstractCegarLoop]: Abstraction has 6974 states and 8252 transitions. [2021-12-17 05:02:49,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2021-12-17 05:02:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 6974 states and 8252 transitions. [2021-12-17 05:02:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-12-17 05:02:49,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:49,619 INFO L514 BasicCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:49,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-17 05:02:49,619 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:49,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:49,620 INFO L85 PathProgramCache]: Analyzing trace with hash 668808547, now seen corresponding path program 1 times [2021-12-17 05:02:49,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:49,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633807068] [2021-12-17 05:02:49,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:49,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:49,679 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-17 05:02:49,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:49,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633807068] [2021-12-17 05:02:49,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633807068] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:49,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:49,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:49,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249484310] [2021-12-17 05:02:49,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:49,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:49,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:49,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:49,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:49,682 INFO L87 Difference]: Start difference. First operand 6974 states and 8252 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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) [2021-12-17 05:02:51,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:51,328 INFO L93 Difference]: Finished difference Result 16914 states and 20159 transitions. [2021-12-17 05:02:51,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:51,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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 213 [2021-12-17 05:02:51,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:51,343 INFO L225 Difference]: With dead ends: 16914 [2021-12-17 05:02:51,343 INFO L226 Difference]: Without dead ends: 9941 [2021-12-17 05:02:51,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:51,350 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 392 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 1489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:51,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [392 Valid, 444 Invalid, 1489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-17 05:02:51,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9941 states. [2021-12-17 05:02:51,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9941 to 7373. [2021-12-17 05:02:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7373 states, 7372 states have (on average 1.1795984807379274) internal successors, (8696), 7372 states have internal predecessors, (8696), 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) [2021-12-17 05:02:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7373 states to 7373 states and 8696 transitions. [2021-12-17 05:02:51,438 INFO L78 Accepts]: Start accepts. Automaton has 7373 states and 8696 transitions. Word has length 213 [2021-12-17 05:02:51,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:51,439 INFO L470 AbstractCegarLoop]: Abstraction has 7373 states and 8696 transitions. [2021-12-17 05:02:51,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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) [2021-12-17 05:02:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 7373 states and 8696 transitions. [2021-12-17 05:02:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-12-17 05:02:51,442 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:51,442 INFO L514 BasicCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:51,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-17 05:02:51,443 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:51,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:51,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1542787875, now seen corresponding path program 1 times [2021-12-17 05:02:51,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:51,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512936100] [2021-12-17 05:02:51,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:51,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-12-17 05:02:51,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:51,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512936100] [2021-12-17 05:02:51,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512936100] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:51,529 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:51,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:51,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038723483] [2021-12-17 05:02:51,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:51,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:51,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:51,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:51,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:51,531 INFO L87 Difference]: Start difference. First operand 7373 states and 8696 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-12-17 05:02:53,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:53,290 INFO L93 Difference]: Finished difference Result 16027 states and 18850 transitions. [2021-12-17 05:02:53,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:53,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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 279 [2021-12-17 05:02:53,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:53,335 INFO L225 Difference]: With dead ends: 16027 [2021-12-17 05:02:53,335 INFO L226 Difference]: Without dead ends: 8656 [2021-12-17 05:02:53,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:53,341 INFO L933 BasicCegarLoop]: 833 mSDtfsCounter, 377 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 894 SdHoareTripleChecker+Invalid, 1401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:53,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [377 Valid, 894 Invalid, 1401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-17 05:02:53,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8656 states. [2021-12-17 05:02:53,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8656 to 8225. [2021-12-17 05:02:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8225 states, 8224 states have (on average 1.1723005836575875) internal successors, (9641), 8224 states have internal predecessors, (9641), 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) [2021-12-17 05:02:53,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8225 states to 8225 states and 9641 transitions. [2021-12-17 05:02:53,439 INFO L78 Accepts]: Start accepts. Automaton has 8225 states and 9641 transitions. Word has length 279 [2021-12-17 05:02:53,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:53,439 INFO L470 AbstractCegarLoop]: Abstraction has 8225 states and 9641 transitions. [2021-12-17 05:02:53,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-12-17 05:02:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 8225 states and 9641 transitions. [2021-12-17 05:02:53,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-12-17 05:02:53,444 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:53,445 INFO L514 BasicCegarLoop]: 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, 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] [2021-12-17 05:02:53,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-17 05:02:53,445 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:53,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:53,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1992117343, now seen corresponding path program 1 times [2021-12-17 05:02:53,446 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:53,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545830] [2021-12-17 05:02:53,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:53,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:53,543 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-12-17 05:02:53,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:53,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545830] [2021-12-17 05:02:53,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545830] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:53,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:53,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:53,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905773416] [2021-12-17 05:02:53,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:53,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:53,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:53,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:53,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:53,545 INFO L87 Difference]: Start difference. First operand 8225 states and 9641 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2021-12-17 05:02:55,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:55,048 INFO L93 Difference]: Finished difference Result 19849 states and 23600 transitions. [2021-12-17 05:02:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:55,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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 291 [2021-12-17 05:02:55,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:55,065 INFO L225 Difference]: With dead ends: 19849 [2021-12-17 05:02:55,065 INFO L226 Difference]: Without dead ends: 11201 [2021-12-17 05:02:55,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:55,074 INFO L933 BasicCegarLoop]: 778 mSDtfsCounter, 383 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 1199 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:55,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 847 Invalid, 1457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1199 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 05:02:55,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11201 states. [2021-12-17 05:02:55,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11201 to 11201. [2021-12-17 05:02:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11201 states, 11200 states have (on average 1.1403571428571428) internal successors, (12772), 11200 states have internal predecessors, (12772), 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) [2021-12-17 05:02:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11201 states to 11201 states and 12772 transitions. [2021-12-17 05:02:55,178 INFO L78 Accepts]: Start accepts. Automaton has 11201 states and 12772 transitions. Word has length 291 [2021-12-17 05:02:55,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:55,178 INFO L470 AbstractCegarLoop]: Abstraction has 11201 states and 12772 transitions. [2021-12-17 05:02:55,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2021-12-17 05:02:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 11201 states and 12772 transitions. [2021-12-17 05:02:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-12-17 05:02:55,183 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:55,183 INFO L514 BasicCegarLoop]: 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, 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, 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] [2021-12-17 05:02:55,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-17 05:02:55,183 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:55,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:55,184 INFO L85 PathProgramCache]: Analyzing trace with hash -899235588, now seen corresponding path program 1 times [2021-12-17 05:02:55,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:55,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206990263] [2021-12-17 05:02:55,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:55,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-12-17 05:02:55,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:55,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206990263] [2021-12-17 05:02:55,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206990263] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:55,289 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:55,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:55,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857788924] [2021-12-17 05:02:55,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:55,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:55,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:55,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:55,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:55,290 INFO L87 Difference]: Start difference. First operand 11201 states and 12772 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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) [2021-12-17 05:02:56,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:56,756 INFO L93 Difference]: Finished difference Result 26230 states and 30251 transitions. [2021-12-17 05:02:56,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:56,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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 331 [2021-12-17 05:02:56,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:56,777 INFO L225 Difference]: With dead ends: 26230 [2021-12-17 05:02:56,777 INFO L226 Difference]: Without dead ends: 15031 [2021-12-17 05:02:56,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:56,788 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 424 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:56,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [424 Valid, 369 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 05:02:56,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15031 states. [2021-12-17 05:02:56,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15031 to 14176. [2021-12-17 05:02:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14176 states, 14175 states have (on average 1.1425044091710759) internal successors, (16195), 14175 states have internal predecessors, (16195), 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) [2021-12-17 05:02:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14176 states to 14176 states and 16195 transitions. [2021-12-17 05:02:56,921 INFO L78 Accepts]: Start accepts. Automaton has 14176 states and 16195 transitions. Word has length 331 [2021-12-17 05:02:56,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:56,922 INFO L470 AbstractCegarLoop]: Abstraction has 14176 states and 16195 transitions. [2021-12-17 05:02:56,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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) [2021-12-17 05:02:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 14176 states and 16195 transitions. [2021-12-17 05:02:56,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-12-17 05:02:56,927 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:56,928 INFO L514 BasicCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:56,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-17 05:02:56,928 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:56,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:56,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1635013080, now seen corresponding path program 1 times [2021-12-17 05:02:56,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:56,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257337140] [2021-12-17 05:02:56,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:56,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-12-17 05:02:57,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:57,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257337140] [2021-12-17 05:02:57,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257337140] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:57,027 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:57,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:57,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552082011] [2021-12-17 05:02:57,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:57,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:02:57,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:57,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:02:57,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:57,029 INFO L87 Difference]: Start difference. First operand 14176 states and 16195 transitions. Second operand has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 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) [2021-12-17 05:02:58,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:02:58,858 INFO L93 Difference]: Finished difference Result 34321 states and 39556 transitions. [2021-12-17 05:02:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:02:58,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 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 348 [2021-12-17 05:02:58,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:02:58,880 INFO L225 Difference]: With dead ends: 34321 [2021-12-17 05:02:58,880 INFO L226 Difference]: Without dead ends: 20147 [2021-12-17 05:02:58,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:02:58,894 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 425 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-17 05:02:58,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 437 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-17 05:02:58,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20147 states. [2021-12-17 05:02:59,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20147 to 18008. [2021-12-17 05:02:59,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18008 states, 18007 states have (on average 1.1411117898594991) internal successors, (20548), 18007 states have internal predecessors, (20548), 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) [2021-12-17 05:02:59,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18008 states to 18008 states and 20548 transitions. [2021-12-17 05:02:59,090 INFO L78 Accepts]: Start accepts. Automaton has 18008 states and 20548 transitions. Word has length 348 [2021-12-17 05:02:59,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:02:59,092 INFO L470 AbstractCegarLoop]: Abstraction has 18008 states and 20548 transitions. [2021-12-17 05:02:59,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 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) [2021-12-17 05:02:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 18008 states and 20548 transitions. [2021-12-17 05:02:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-12-17 05:02:59,101 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:02:59,102 INFO L514 BasicCegarLoop]: 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:02:59,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-17 05:02:59,102 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:02:59,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:02:59,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1830021804, now seen corresponding path program 1 times [2021-12-17 05:02:59,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:02:59,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049483059] [2021-12-17 05:02:59,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:02:59,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:02:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:02:59,224 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 05:02:59,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:02:59,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049483059] [2021-12-17 05:02:59,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049483059] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:02:59,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:02:59,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:02:59,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730020088] [2021-12-17 05:02:59,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:02:59,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:02:59,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:02:59,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:02:59,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:02:59,227 INFO L87 Difference]: Start difference. First operand 18008 states and 20548 transitions. Second operand has 4 states, 4 states have (on average 99.5) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-12-17 05:03:01,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:01,697 INFO L93 Difference]: Finished difference Result 43705 states and 49810 transitions. [2021-12-17 05:03:01,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:01,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 99.5) internal successors, (398), 3 states have internal predecessors, (398), 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 398 [2021-12-17 05:03:01,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:01,726 INFO L225 Difference]: With dead ends: 43705 [2021-12-17 05:03:01,726 INFO L226 Difference]: Without dead ends: 25274 [2021-12-17 05:03:01,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:01,740 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 610 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 2467 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 2782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 2467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:01,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 233 Invalid, 2782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 2467 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-17 05:03:01,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25274 states. [2021-12-17 05:03:01,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25274 to 25271. [2021-12-17 05:03:01,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25271 states, 25270 states have (on average 1.1405223585278987) internal successors, (28821), 25270 states have internal predecessors, (28821), 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) [2021-12-17 05:03:02,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25271 states to 25271 states and 28821 transitions. [2021-12-17 05:03:02,006 INFO L78 Accepts]: Start accepts. Automaton has 25271 states and 28821 transitions. Word has length 398 [2021-12-17 05:03:02,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:02,006 INFO L470 AbstractCegarLoop]: Abstraction has 25271 states and 28821 transitions. [2021-12-17 05:03:02,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.5) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-12-17 05:03:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 25271 states and 28821 transitions. [2021-12-17 05:03:02,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-12-17 05:03:02,020 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:02,021 INFO L514 BasicCegarLoop]: 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-17 05:03:02,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-17 05:03:02,021 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:02,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:02,022 INFO L85 PathProgramCache]: Analyzing trace with hash -933603230, now seen corresponding path program 1 times [2021-12-17 05:03:02,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:02,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374048851] [2021-12-17 05:03:02,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:02,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:02,123 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-12-17 05:03:02,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:02,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374048851] [2021-12-17 05:03:02,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374048851] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:02,124 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:02,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:03:02,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595940479] [2021-12-17 05:03:02,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:02,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:03:02,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:02,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:03:02,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:02,126 INFO L87 Difference]: Start difference. First operand 25271 states and 28821 transitions. Second operand has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 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) [2021-12-17 05:03:03,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:03,907 INFO L93 Difference]: Finished difference Result 62043 states and 70737 transitions. [2021-12-17 05:03:03,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:03:03,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 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 420 [2021-12-17 05:03:03,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:03,952 INFO L225 Difference]: With dead ends: 62043 [2021-12-17 05:03:03,952 INFO L226 Difference]: Without dead ends: 36774 [2021-12-17 05:03:03,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:03,972 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 499 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:03,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 261 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1304 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 05:03:03,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36774 states. [2021-12-17 05:03:04,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36774 to 35053. [2021-12-17 05:03:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35053 states, 35052 states have (on average 1.1327171060139223) internal successors, (39704), 35052 states have internal predecessors, (39704), 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) [2021-12-17 05:03:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35053 states to 35053 states and 39704 transitions. [2021-12-17 05:03:04,321 INFO L78 Accepts]: Start accepts. Automaton has 35053 states and 39704 transitions. Word has length 420 [2021-12-17 05:03:04,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:04,322 INFO L470 AbstractCegarLoop]: Abstraction has 35053 states and 39704 transitions. [2021-12-17 05:03:04,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 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) [2021-12-17 05:03:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 35053 states and 39704 transitions. [2021-12-17 05:03:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-12-17 05:03:04,335 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:04,335 INFO L514 BasicCegarLoop]: 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, 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, 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] [2021-12-17 05:03:04,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-17 05:03:04,335 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:04,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:04,336 INFO L85 PathProgramCache]: Analyzing trace with hash -177668569, now seen corresponding path program 1 times [2021-12-17 05:03:04,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:04,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850750426] [2021-12-17 05:03:04,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:04,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:04,501 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-12-17 05:03:04,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:04,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850750426] [2021-12-17 05:03:04,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850750426] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:04,502 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:04,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:03:04,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232345923] [2021-12-17 05:03:04,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:04,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:03:04,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:04,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:03:04,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:04,504 INFO L87 Difference]: Start difference. First operand 35053 states and 39704 transitions. Second operand has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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) [2021-12-17 05:03:06,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:06,240 INFO L93 Difference]: Finished difference Result 79034 states and 89846 transitions. [2021-12-17 05:03:06,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:03:06,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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 441 [2021-12-17 05:03:06,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:06,293 INFO L225 Difference]: With dead ends: 79034 [2021-12-17 05:03:06,293 INFO L226 Difference]: Without dead ends: 43983 [2021-12-17 05:03:06,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:06,319 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 412 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 1212 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 1481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:06,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [412 Valid, 386 Invalid, 1481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1212 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 05:03:06,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43983 states. [2021-12-17 05:03:06,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43983 to 35045. [2021-12-17 05:03:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35045 states, 35044 states have (on average 1.1344595365825818) internal successors, (39756), 35044 states have internal predecessors, (39756), 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) [2021-12-17 05:03:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35045 states to 35045 states and 39756 transitions. [2021-12-17 05:03:06,741 INFO L78 Accepts]: Start accepts. Automaton has 35045 states and 39756 transitions. Word has length 441 [2021-12-17 05:03:06,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:06,741 INFO L470 AbstractCegarLoop]: Abstraction has 35045 states and 39756 transitions. [2021-12-17 05:03:06,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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) [2021-12-17 05:03:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 35045 states and 39756 transitions. [2021-12-17 05:03:06,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-12-17 05:03:06,765 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:06,765 INFO L514 BasicCegarLoop]: 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, 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, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:06,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-17 05:03:06,766 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:06,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:06,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1392248039, now seen corresponding path program 1 times [2021-12-17 05:03:06,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:06,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191129555] [2021-12-17 05:03:06,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:06,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-12-17 05:03:06,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:06,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191129555] [2021-12-17 05:03:06,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191129555] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:06,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:06,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 05:03:06,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485228991] [2021-12-17 05:03:06,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:06,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:03:06,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:06,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:03:06,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:06,945 INFO L87 Difference]: Start difference. First operand 35045 states and 39756 transitions. Second operand has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 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) [2021-12-17 05:03:09,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:09,925 INFO L93 Difference]: Finished difference Result 86289 states and 97298 transitions. [2021-12-17 05:03:09,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:09,926 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 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 626 [2021-12-17 05:03:09,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:09,997 INFO L225 Difference]: With dead ends: 86289 [2021-12-17 05:03:09,997 INFO L226 Difference]: Without dead ends: 49546 [2021-12-17 05:03:10,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:10,025 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 561 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 2644 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 2971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 2644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:10,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 304 Invalid, 2971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 2644 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-12-17 05:03:10,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49546 states. [2021-12-17 05:03:10,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49546 to 49091. [2021-12-17 05:03:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49091 states, 49090 states have (on average 1.1248523120798533) internal successors, (55219), 49090 states have internal predecessors, (55219), 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) [2021-12-17 05:03:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49091 states to 49091 states and 55219 transitions. [2021-12-17 05:03:10,706 INFO L78 Accepts]: Start accepts. Automaton has 49091 states and 55219 transitions. Word has length 626 [2021-12-17 05:03:10,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:10,706 INFO L470 AbstractCegarLoop]: Abstraction has 49091 states and 55219 transitions. [2021-12-17 05:03:10,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 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) [2021-12-17 05:03:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 49091 states and 55219 transitions. [2021-12-17 05:03:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-12-17 05:03:10,734 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:10,734 INFO L514 BasicCegarLoop]: 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:10,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-17 05:03:10,735 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:10,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:10,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1773124669, now seen corresponding path program 1 times [2021-12-17 05:03:10,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:10,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816017883] [2021-12-17 05:03:10,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:10,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-12-17 05:03:11,036 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:11,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816017883] [2021-12-17 05:03:11,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816017883] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:11,036 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:11,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:03:11,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335376781] [2021-12-17 05:03:11,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:11,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:03:11,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:11,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:03:11,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:11,037 INFO L87 Difference]: Start difference. First operand 49091 states and 55219 transitions. Second operand has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 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) [2021-12-17 05:03:12,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:12,413 INFO L93 Difference]: Finished difference Result 98174 states and 110430 transitions. [2021-12-17 05:03:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:03:12,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 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 626 [2021-12-17 05:03:12,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:12,463 INFO L225 Difference]: With dead ends: 98174 [2021-12-17 05:03:12,463 INFO L226 Difference]: Without dead ends: 49085 [2021-12-17 05:03:12,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:12,493 INFO L933 BasicCegarLoop]: 551 mSDtfsCounter, 571 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:12,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 578 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-17 05:03:12,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49085 states. [2021-12-17 05:03:13,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49085 to 49084. [2021-12-17 05:03:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49084 states, 49083 states have (on average 1.1239125562822159) internal successors, (55165), 49083 states have internal predecessors, (55165), 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) [2021-12-17 05:03:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49084 states to 49084 states and 55165 transitions. [2021-12-17 05:03:13,097 INFO L78 Accepts]: Start accepts. Automaton has 49084 states and 55165 transitions. Word has length 626 [2021-12-17 05:03:13,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:13,098 INFO L470 AbstractCegarLoop]: Abstraction has 49084 states and 55165 transitions. [2021-12-17 05:03:13,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 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) [2021-12-17 05:03:13,098 INFO L276 IsEmpty]: Start isEmpty. Operand 49084 states and 55165 transitions. [2021-12-17 05:03:13,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2021-12-17 05:03:13,121 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:13,122 INFO L514 BasicCegarLoop]: 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:13,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-17 05:03:13,122 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:13,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:13,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1662969585, now seen corresponding path program 1 times [2021-12-17 05:03:13,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:13,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375243472] [2021-12-17 05:03:13,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:13,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2021-12-17 05:03:13,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:13,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375243472] [2021-12-17 05:03:13,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375243472] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:13,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:13,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:03:13,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473503218] [2021-12-17 05:03:13,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:13,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:03:13,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:13,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:03:13,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:13,420 INFO L87 Difference]: Start difference. First operand 49084 states and 55165 transitions. Second operand has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 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) [2021-12-17 05:03:15,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:15,275 INFO L93 Difference]: Finished difference Result 108793 states and 121869 transitions. [2021-12-17 05:03:15,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:03:15,275 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 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 642 [2021-12-17 05:03:15,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:15,355 INFO L225 Difference]: With dead ends: 108793 [2021-12-17 05:03:15,356 INFO L226 Difference]: Without dead ends: 57150 [2021-12-17 05:03:15,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:15,384 INFO L933 BasicCegarLoop]: 784 mSDtfsCounter, 446 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1168 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 1316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:15,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [446 Valid, 844 Invalid, 1316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1168 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-17 05:03:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57150 states. [2021-12-17 05:03:15,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57150 to 54169. [2021-12-17 05:03:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54169 states, 54168 states have (on average 1.105468173091124) internal successors, (59881), 54168 states have internal predecessors, (59881), 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) [2021-12-17 05:03:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54169 states to 54169 states and 59881 transitions. [2021-12-17 05:03:15,971 INFO L78 Accepts]: Start accepts. Automaton has 54169 states and 59881 transitions. Word has length 642 [2021-12-17 05:03:15,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:15,972 INFO L470 AbstractCegarLoop]: Abstraction has 54169 states and 59881 transitions. [2021-12-17 05:03:15,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 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) [2021-12-17 05:03:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 54169 states and 59881 transitions. [2021-12-17 05:03:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2021-12-17 05:03:16,004 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:16,004 INFO L514 BasicCegarLoop]: 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:16,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-17 05:03:16,005 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:16,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:16,005 INFO L85 PathProgramCache]: Analyzing trace with hash 321848541, now seen corresponding path program 1 times [2021-12-17 05:03:16,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:16,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685090218] [2021-12-17 05:03:16,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:16,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 435 proven. 78 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-12-17 05:03:16,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:16,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685090218] [2021-12-17 05:03:16,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685090218] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 05:03:16,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001493434] [2021-12-17 05:03:16,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:16,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:03:16,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 05:03:16,321 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) [2021-12-17 05:03:16,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-17 05:03:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:16,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 850 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-17 05:03:16,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 05:03:17,800 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 435 proven. 78 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-12-17 05:03:17,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 05:03:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-12-17 05:03:18,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2001493434] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-17 05:03:18,896 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-17 05:03:18,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 5 [2021-12-17 05:03:18,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795026463] [2021-12-17 05:03:18,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:18,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:03:18,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:18,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:03:18,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-17 05:03:18,898 INFO L87 Difference]: Start difference. First operand 54169 states and 59881 transitions. Second operand has 4 states, 4 states have (on average 118.25) internal successors, (473), 3 states have internal predecessors, (473), 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) [2021-12-17 05:03:21,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:21,928 INFO L93 Difference]: Finished difference Result 138160 states and 152792 transitions. [2021-12-17 05:03:21,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:21,928 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 118.25) internal successors, (473), 3 states have internal predecessors, (473), 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 674 [2021-12-17 05:03:21,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:22,024 INFO L225 Difference]: With dead ends: 138160 [2021-12-17 05:03:22,024 INFO L226 Difference]: Without dead ends: 83139 [2021-12-17 05:03:22,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1349 GetRequests, 1343 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-17 05:03:22,067 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 872 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 2260 mSolverCounterSat, 569 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 872 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 2829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 569 IncrementalHoareTripleChecker+Valid, 2260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:22,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [872 Valid, 164 Invalid, 2829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [569 Valid, 2260 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-17 05:03:22,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83139 states. [2021-12-17 05:03:22,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83139 to 74202. [2021-12-17 05:03:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74202 states, 74201 states have (on average 1.103799140173313) internal successors, (81903), 74201 states have internal predecessors, (81903), 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) [2021-12-17 05:03:23,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74202 states to 74202 states and 81903 transitions. [2021-12-17 05:03:23,036 INFO L78 Accepts]: Start accepts. Automaton has 74202 states and 81903 transitions. Word has length 674 [2021-12-17 05:03:23,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:23,037 INFO L470 AbstractCegarLoop]: Abstraction has 74202 states and 81903 transitions. [2021-12-17 05:03:23,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 118.25) internal successors, (473), 3 states have internal predecessors, (473), 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) [2021-12-17 05:03:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 74202 states and 81903 transitions. [2021-12-17 05:03:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2021-12-17 05:03:23,060 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:23,060 INFO L514 BasicCegarLoop]: 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:23,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-17 05:03:23,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:03:23,281 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:23,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:23,281 INFO L85 PathProgramCache]: Analyzing trace with hash -891111486, now seen corresponding path program 1 times [2021-12-17 05:03:23,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:23,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54302778] [2021-12-17 05:03:23,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:23,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 544 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2021-12-17 05:03:23,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:23,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54302778] [2021-12-17 05:03:23,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54302778] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:23,669 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:23,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:03:23,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044297671] [2021-12-17 05:03:23,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:23,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:03:23,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:23,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:03:23,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:23,671 INFO L87 Difference]: Start difference. First operand 74202 states and 81903 transitions. Second operand has 3 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 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) [2021-12-17 05:03:25,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:25,545 INFO L93 Difference]: Finished difference Result 159032 states and 175480 transitions. [2021-12-17 05:03:25,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:03:25,546 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 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 677 [2021-12-17 05:03:25,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:25,641 INFO L225 Difference]: With dead ends: 159032 [2021-12-17 05:03:25,642 INFO L226 Difference]: Without dead ends: 81001 [2021-12-17 05:03:25,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:25,687 INFO L933 BasicCegarLoop]: 653 mSDtfsCounter, 496 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1165 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:25,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [496 Valid, 696 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1165 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-17 05:03:25,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81001 states. [2021-12-17 05:03:26,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81001 to 60110. [2021-12-17 05:03:26,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60110 states, 60109 states have (on average 1.087474421467667) internal successors, (65367), 60109 states have internal predecessors, (65367), 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) [2021-12-17 05:03:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60110 states to 60110 states and 65367 transitions. [2021-12-17 05:03:26,523 INFO L78 Accepts]: Start accepts. Automaton has 60110 states and 65367 transitions. Word has length 677 [2021-12-17 05:03:26,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:26,524 INFO L470 AbstractCegarLoop]: Abstraction has 60110 states and 65367 transitions. [2021-12-17 05:03:26,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 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) [2021-12-17 05:03:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 60110 states and 65367 transitions. [2021-12-17 05:03:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2021-12-17 05:03:26,558 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:26,559 INFO L514 BasicCegarLoop]: 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:26,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-17 05:03:26,559 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:26,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:26,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1712345726, now seen corresponding path program 1 times [2021-12-17 05:03:26,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:26,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905448171] [2021-12-17 05:03:26,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:26,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 233 proven. 347 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-12-17 05:03:27,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:27,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905448171] [2021-12-17 05:03:27,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905448171] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 05:03:27,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057505444] [2021-12-17 05:03:27,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:27,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:03:27,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 05:03:27,100 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) [2021-12-17 05:03:27,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-17 05:03:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:27,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-17 05:03:27,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 05:03:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 457 proven. 286 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-12-17 05:03:30,166 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 05:03:33,214 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 457 proven. 286 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-12-17 05:03:33,214 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057505444] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 05:03:33,215 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 05:03:33,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 10 [2021-12-17 05:03:33,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850413145] [2021-12-17 05:03:33,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 05:03:33,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-17 05:03:33,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:33,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-17 05:03:33,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-17 05:03:33,217 INFO L87 Difference]: Start difference. First operand 60110 states and 65367 transitions. Second operand has 10 states, 10 states have (on average 144.1) internal successors, (1441), 10 states have internal predecessors, (1441), 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) [2021-12-17 05:03:37,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:37,900 INFO L93 Difference]: Finished difference Result 124796 states and 135434 transitions. [2021-12-17 05:03:37,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-17 05:03:37,901 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 144.1) internal successors, (1441), 10 states have internal predecessors, (1441), 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 815 [2021-12-17 05:03:37,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:37,978 INFO L225 Difference]: With dead ends: 124796 [2021-12-17 05:03:37,978 INFO L226 Difference]: Without dead ends: 64261 [2021-12-17 05:03:38,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1647 GetRequests, 1630 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2021-12-17 05:03:38,007 INFO L933 BasicCegarLoop]: 69 mSDtfsCounter, 1994 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 5898 mSolverCounterSat, 1028 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1994 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 6926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1028 IncrementalHoareTripleChecker+Valid, 5898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:38,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1994 Valid, 246 Invalid, 6926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1028 Valid, 5898 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-12-17 05:03:38,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64261 states. [2021-12-17 05:03:38,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64261 to 60938. [2021-12-17 05:03:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60938 states, 60937 states have (on average 1.063262057534831) internal successors, (64792), 60937 states have internal predecessors, (64792), 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) [2021-12-17 05:03:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60938 states to 60938 states and 64792 transitions. [2021-12-17 05:03:38,740 INFO L78 Accepts]: Start accepts. Automaton has 60938 states and 64792 transitions. Word has length 815 [2021-12-17 05:03:38,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:38,740 INFO L470 AbstractCegarLoop]: Abstraction has 60938 states and 64792 transitions. [2021-12-17 05:03:38,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 144.1) internal successors, (1441), 10 states have internal predecessors, (1441), 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) [2021-12-17 05:03:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 60938 states and 64792 transitions. [2021-12-17 05:03:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 885 [2021-12-17 05:03:38,777 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:38,777 INFO L514 BasicCegarLoop]: 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-17 05:03:38,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-17 05:03:38,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-12-17 05:03:38,984 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:38,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:38,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1225416634, now seen corresponding path program 1 times [2021-12-17 05:03:38,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:38,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121759980] [2021-12-17 05:03:38,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:38,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:39,281 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 730 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-12-17 05:03:39,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:39,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121759980] [2021-12-17 05:03:39,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121759980] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:39,282 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:39,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 05:03:39,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843256013] [2021-12-17 05:03:39,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:39,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:03:39,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:39,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:03:39,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:39,284 INFO L87 Difference]: Start difference. First operand 60938 states and 64792 transitions. Second operand has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 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) [2021-12-17 05:03:42,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:42,173 INFO L93 Difference]: Finished difference Result 140206 states and 148936 transitions. [2021-12-17 05:03:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:42,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 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 884 [2021-12-17 05:03:42,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:42,256 INFO L225 Difference]: With dead ends: 140206 [2021-12-17 05:03:42,256 INFO L226 Difference]: Without dead ends: 77568 [2021-12-17 05:03:42,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:42,296 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 603 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 2401 mSolverCounterSat, 491 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 2892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 491 IncrementalHoareTripleChecker+Valid, 2401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:42,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 156 Invalid, 2892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [491 Valid, 2401 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-12-17 05:03:42,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77568 states. [2021-12-17 05:03:43,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77568 to 68598. [2021-12-17 05:03:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68598 states, 68597 states have (on average 1.0643176815312623) internal successors, (73009), 68597 states have internal predecessors, (73009), 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) [2021-12-17 05:03:43,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68598 states to 68598 states and 73009 transitions. [2021-12-17 05:03:43,297 INFO L78 Accepts]: Start accepts. Automaton has 68598 states and 73009 transitions. Word has length 884 [2021-12-17 05:03:43,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:43,297 INFO L470 AbstractCegarLoop]: Abstraction has 68598 states and 73009 transitions. [2021-12-17 05:03:43,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 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) [2021-12-17 05:03:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 68598 states and 73009 transitions. [2021-12-17 05:03:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2021-12-17 05:03:43,346 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:43,346 INFO L514 BasicCegarLoop]: 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-17 05:03:43,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-17 05:03:43,347 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:43,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:43,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1994526173, now seen corresponding path program 1 times [2021-12-17 05:03:43,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:43,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919472793] [2021-12-17 05:03:43,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:43,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-12-17 05:03:43,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:43,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919472793] [2021-12-17 05:03:43,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919472793] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:43,652 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:43,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 05:03:43,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448465518] [2021-12-17 05:03:43,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:43,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 05:03:43,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:43,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 05:03:43,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:43,654 INFO L87 Difference]: Start difference. First operand 68598 states and 73009 transitions. Second operand has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 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) [2021-12-17 05:03:45,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:45,394 INFO L93 Difference]: Finished difference Result 142291 states and 151432 transitions. [2021-12-17 05:03:45,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 05:03:45,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 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 931 [2021-12-17 05:03:45,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:45,472 INFO L225 Difference]: With dead ends: 142291 [2021-12-17 05:03:45,472 INFO L226 Difference]: Without dead ends: 72839 [2021-12-17 05:03:45,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 05:03:45,511 INFO L933 BasicCegarLoop]: 587 mSDtfsCounter, 498 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 498 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 1344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:45,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [498 Valid, 620 Invalid, 1344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1136 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-17 05:03:45,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72839 states. [2021-12-17 05:03:46,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72839 to 67739. [2021-12-17 05:03:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67739 states, 67738 states have (on average 1.058445776373675) internal successors, (71697), 67738 states have internal predecessors, (71697), 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) [2021-12-17 05:03:46,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67739 states to 67739 states and 71697 transitions. [2021-12-17 05:03:46,344 INFO L78 Accepts]: Start accepts. Automaton has 67739 states and 71697 transitions. Word has length 931 [2021-12-17 05:03:46,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:46,345 INFO L470 AbstractCegarLoop]: Abstraction has 67739 states and 71697 transitions. [2021-12-17 05:03:46,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 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) [2021-12-17 05:03:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 67739 states and 71697 transitions. [2021-12-17 05:03:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 953 [2021-12-17 05:03:46,384 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:46,385 INFO L514 BasicCegarLoop]: 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-17 05:03:46,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-17 05:03:46,385 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:46,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:46,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1024774475, now seen corresponding path program 1 times [2021-12-17 05:03:46,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:46,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588395934] [2021-12-17 05:03:46,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:46,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2021-12-17 05:03:46,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:46,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588395934] [2021-12-17 05:03:46,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588395934] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:46,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:46,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 05:03:46,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586111120] [2021-12-17 05:03:46,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:46,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:03:46,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:46,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:03:46,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:46,890 INFO L87 Difference]: Start difference. First operand 67739 states and 71697 transitions. Second operand has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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) [2021-12-17 05:03:49,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:49,372 INFO L93 Difference]: Finished difference Result 145713 states and 154237 transitions. [2021-12-17 05:03:49,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:49,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 952 [2021-12-17 05:03:49,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:49,450 INFO L225 Difference]: With dead ends: 145713 [2021-12-17 05:03:49,450 INFO L226 Difference]: Without dead ends: 77122 [2021-12-17 05:03:49,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:49,482 INFO L933 BasicCegarLoop]: 565 mSDtfsCounter, 907 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 2205 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 907 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 2505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 2205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:49,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [907 Valid, 621 Invalid, 2505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 2205 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-17 05:03:49,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77122 states. [2021-12-17 05:03:50,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77122 to 68160. [2021-12-17 05:03:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68160 states, 68159 states have (on average 1.0587743364779414) internal successors, (72165), 68159 states have internal predecessors, (72165), 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) [2021-12-17 05:03:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68160 states to 68160 states and 72165 transitions. [2021-12-17 05:03:50,375 INFO L78 Accepts]: Start accepts. Automaton has 68160 states and 72165 transitions. Word has length 952 [2021-12-17 05:03:50,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:50,375 INFO L470 AbstractCegarLoop]: Abstraction has 68160 states and 72165 transitions. [2021-12-17 05:03:50,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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) [2021-12-17 05:03:50,375 INFO L276 IsEmpty]: Start isEmpty. Operand 68160 states and 72165 transitions. [2021-12-17 05:03:50,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1308 [2021-12-17 05:03:50,453 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:50,453 INFO L514 BasicCegarLoop]: 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:50,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-17 05:03:50,454 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:50,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:50,454 INFO L85 PathProgramCache]: Analyzing trace with hash 878810431, now seen corresponding path program 1 times [2021-12-17 05:03:50,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:50,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413722346] [2021-12-17 05:03:50,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:50,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:50,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 1127 proven. 0 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2021-12-17 05:03:50,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:50,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413722346] [2021-12-17 05:03:50,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413722346] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:50,975 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:50,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 05:03:50,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269899331] [2021-12-17 05:03:50,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:50,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:03:50,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:50,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:03:50,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:50,978 INFO L87 Difference]: Start difference. First operand 68160 states and 72165 transitions. Second operand has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 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) [2021-12-17 05:03:53,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:53,386 INFO L93 Difference]: Finished difference Result 146128 states and 154515 transitions. [2021-12-17 05:03:53,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:53,387 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 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 1307 [2021-12-17 05:03:53,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:53,471 INFO L225 Difference]: With dead ends: 146128 [2021-12-17 05:03:53,471 INFO L226 Difference]: Without dead ends: 77120 [2021-12-17 05:03:53,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:53,497 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 531 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 2324 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 2567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 2324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:53,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [531 Valid, 204 Invalid, 2567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 2324 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-17 05:03:53,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77120 states. [2021-12-17 05:03:54,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77120 to 64333. [2021-12-17 05:03:54,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64333 states, 64332 states have (on average 1.0587576944599888) internal successors, (68112), 64332 states have internal predecessors, (68112), 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) [2021-12-17 05:03:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64333 states to 64333 states and 68112 transitions. [2021-12-17 05:03:54,244 INFO L78 Accepts]: Start accepts. Automaton has 64333 states and 68112 transitions. Word has length 1307 [2021-12-17 05:03:54,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:54,245 INFO L470 AbstractCegarLoop]: Abstraction has 64333 states and 68112 transitions. [2021-12-17 05:03:54,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 202.0) internal successors, (808), 4 states have internal predecessors, (808), 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) [2021-12-17 05:03:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 64333 states and 68112 transitions. [2021-12-17 05:03:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1375 [2021-12-17 05:03:54,310 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:54,311 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:54,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-17 05:03:54,311 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:54,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:54,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1972824337, now seen corresponding path program 1 times [2021-12-17 05:03:54,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:54,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895596172] [2021-12-17 05:03:54,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:54,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:54,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 1276 proven. 0 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2021-12-17 05:03:54,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:54,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895596172] [2021-12-17 05:03:54,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895596172] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:03:54,826 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 05:03:54,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-17 05:03:54,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82822706] [2021-12-17 05:03:54,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:03:54,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-17 05:03:54,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:03:54,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-17 05:03:54,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:54,829 INFO L87 Difference]: Start difference. First operand 64333 states and 68112 transitions. Second operand has 4 states, 4 states have (on average 195.5) internal successors, (782), 4 states have internal predecessors, (782), 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) [2021-12-17 05:03:57,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:03:57,309 INFO L93 Difference]: Finished difference Result 149532 states and 158055 transitions. [2021-12-17 05:03:57,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-17 05:03:57,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 195.5) internal successors, (782), 4 states have internal predecessors, (782), 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 1374 [2021-12-17 05:03:57,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:03:57,397 INFO L225 Difference]: With dead ends: 149532 [2021-12-17 05:03:57,397 INFO L226 Difference]: Without dead ends: 84776 [2021-12-17 05:03:57,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-17 05:03:57,439 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 579 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 2291 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 2573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:03:57,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [579 Valid, 222 Invalid, 2573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2291 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-17 05:03:57,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84776 states. [2021-12-17 05:03:58,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84776 to 63483. [2021-12-17 05:03:58,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63483 states, 63482 states have (on average 1.059434170315995) internal successors, (67255), 63482 states have internal predecessors, (67255), 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) [2021-12-17 05:03:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63483 states to 63483 states and 67255 transitions. [2021-12-17 05:03:58,401 INFO L78 Accepts]: Start accepts. Automaton has 63483 states and 67255 transitions. Word has length 1374 [2021-12-17 05:03:58,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:03:58,401 INFO L470 AbstractCegarLoop]: Abstraction has 63483 states and 67255 transitions. [2021-12-17 05:03:58,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 195.5) internal successors, (782), 4 states have internal predecessors, (782), 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) [2021-12-17 05:03:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 63483 states and 67255 transitions. [2021-12-17 05:03:58,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1471 [2021-12-17 05:03:58,466 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:03:58,467 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:03:58,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-17 05:03:58,467 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:03:58,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:03:58,468 INFO L85 PathProgramCache]: Analyzing trace with hash -287429334, now seen corresponding path program 1 times [2021-12-17 05:03:58,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:03:58,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729410184] [2021-12-17 05:03:58,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:58,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:03:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2703 backedges. 1054 proven. 878 refuted. 0 times theorem prover too weak. 771 trivial. 0 not checked. [2021-12-17 05:03:59,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:03:59,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729410184] [2021-12-17 05:03:59,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729410184] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 05:03:59,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347631347] [2021-12-17 05:03:59,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:03:59,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:03:59,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 05:03:59,196 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) [2021-12-17 05:03:59,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-17 05:03:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:03:59,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 1700 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-17 05:03:59,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 05:04:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2703 backedges. 1370 proven. 0 refuted. 0 times theorem prover too weak. 1333 trivial. 0 not checked. [2021-12-17 05:04:03,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 05:04:03,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1347631347] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:04:03,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 05:04:03,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2021-12-17 05:04:03,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647134057] [2021-12-17 05:04:03,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:04:03,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 05:04:03,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:04:03,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 05:04:03,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-17 05:04:03,492 INFO L87 Difference]: Start difference. First operand 63483 states and 67255 transitions. Second operand has 5 states, 5 states have (on average 156.8) internal successors, (784), 5 states have internal predecessors, (784), 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) [2021-12-17 05:04:04,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:04:04,971 INFO L93 Difference]: Finished difference Result 127984 states and 135535 transitions. [2021-12-17 05:04:04,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 05:04:04,972 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 156.8) internal successors, (784), 5 states have internal predecessors, (784), 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 1470 [2021-12-17 05:04:04,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:04:05,045 INFO L225 Difference]: With dead ends: 127984 [2021-12-17 05:04:05,045 INFO L226 Difference]: Without dead ends: 64503 [2021-12-17 05:04:05,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1475 GetRequests, 1467 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-17 05:04:05,087 INFO L933 BasicCegarLoop]: 681 mSDtfsCounter, 443 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 1080 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 791 SdHoareTripleChecker+Invalid, 2219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1068 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:04:05,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [443 Valid, 791 Invalid, 2219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1080 Invalid, 0 Unknown, 1068 Unchecked, 1.1s Time] [2021-12-17 05:04:05,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64503 states. [2021-12-17 05:04:05,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64503 to 63735. [2021-12-17 05:04:05,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63735 states, 63734 states have (on average 1.058147927322936) internal successors, (67440), 63734 states have internal predecessors, (67440), 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) [2021-12-17 05:04:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63735 states to 63735 states and 67440 transitions. [2021-12-17 05:04:05,835 INFO L78 Accepts]: Start accepts. Automaton has 63735 states and 67440 transitions. Word has length 1470 [2021-12-17 05:04:05,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:04:05,835 INFO L470 AbstractCegarLoop]: Abstraction has 63735 states and 67440 transitions. [2021-12-17 05:04:05,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 156.8) internal successors, (784), 5 states have internal predecessors, (784), 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) [2021-12-17 05:04:05,836 INFO L276 IsEmpty]: Start isEmpty. Operand 63735 states and 67440 transitions. [2021-12-17 05:04:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1896 [2021-12-17 05:04:05,914 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:04:05,915 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:04:05,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-17 05:04:06,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:04:06,116 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:04:06,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:04:06,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1469387289, now seen corresponding path program 1 times [2021-12-17 05:04:06,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:04:06,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126607906] [2021-12-17 05:04:06,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:04:06,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:04:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:04:07,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4166 backedges. 1313 proven. 1463 refuted. 0 times theorem prover too weak. 1390 trivial. 0 not checked. [2021-12-17 05:04:07,079 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:04:07,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126607906] [2021-12-17 05:04:07,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126607906] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 05:04:07,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301102646] [2021-12-17 05:04:07,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:04:07,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:04:07,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 05:04:07,081 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) [2021-12-17 05:04:07,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-17 05:04:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:04:07,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 2144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-17 05:04:07,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 05:04:16,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4166 backedges. 1723 proven. 1381 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2021-12-17 05:04:16,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 05:04:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4166 backedges. 1723 proven. 1381 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2021-12-17 05:04:28,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301102646] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 05:04:28,221 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 05:04:28,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 7 [2021-12-17 05:04:28,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182312180] [2021-12-17 05:04:28,222 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 05:04:28,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 05:04:28,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:04:28,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 05:04:28,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-12-17 05:04:28,225 INFO L87 Difference]: Start difference. First operand 63735 states and 67440 transitions. Second operand has 7 states, 7 states have (on average 280.14285714285717) internal successors, (1961), 7 states have internal predecessors, (1961), 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) [2021-12-17 05:04:30,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:04:30,552 INFO L93 Difference]: Finished difference Result 66886 states and 70830 transitions. [2021-12-17 05:04:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-17 05:04:30,553 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 280.14285714285717) internal successors, (1961), 7 states have internal predecessors, (1961), 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 1895 [2021-12-17 05:04:30,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:04:30,626 INFO L225 Difference]: With dead ends: 66886 [2021-12-17 05:04:30,626 INFO L226 Difference]: Without dead ends: 66884 [2021-12-17 05:04:30,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3796 GetRequests, 3787 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-17 05:04:30,644 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 650 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1826 mSolverCounterSat, 558 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 650 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 2384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 558 IncrementalHoareTripleChecker+Valid, 1826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-17 05:04:30,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [650 Valid, 110 Invalid, 2384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [558 Valid, 1826 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-17 05:04:30,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66884 states. [2021-12-17 05:04:31,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66884 to 63030. [2021-12-17 05:04:31,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63030 states, 63029 states have (on average 1.0587190023639912) internal successors, (66730), 63029 states have internal predecessors, (66730), 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) [2021-12-17 05:04:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63030 states to 63030 states and 66730 transitions. [2021-12-17 05:04:31,339 INFO L78 Accepts]: Start accepts. Automaton has 63030 states and 66730 transitions. Word has length 1895 [2021-12-17 05:04:31,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:04:31,340 INFO L470 AbstractCegarLoop]: Abstraction has 63030 states and 66730 transitions. [2021-12-17 05:04:31,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 280.14285714285717) internal successors, (1961), 7 states have internal predecessors, (1961), 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) [2021-12-17 05:04:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 63030 states and 66730 transitions. [2021-12-17 05:04:31,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1896 [2021-12-17 05:04:31,421 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 05:04:31,422 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 05:04:31,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-17 05:04:31,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-12-17 05:04:31,624 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 05:04:31,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 05:04:31,624 INFO L85 PathProgramCache]: Analyzing trace with hash -2124832787, now seen corresponding path program 2 times [2021-12-17 05:04:31,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 05:04:31,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911559041] [2021-12-17 05:04:31,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 05:04:31,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 05:04:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 05:04:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4166 backedges. 1112 proven. 1975 refuted. 0 times theorem prover too weak. 1079 trivial. 0 not checked. [2021-12-17 05:04:32,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 05:04:32,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911559041] [2021-12-17 05:04:32,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911559041] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 05:04:32,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1487609576] [2021-12-17 05:04:32,265 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-17 05:04:32,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 05:04:32,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 05:04:32,266 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) [2021-12-17 05:04:32,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-17 05:04:32,682 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-17 05:04:32,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-17 05:04:32,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 2144 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-17 05:04:32,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 05:04:39,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4166 backedges. 2495 proven. 0 refuted. 0 times theorem prover too weak. 1671 trivial. 0 not checked. [2021-12-17 05:04:39,704 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 05:04:39,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1487609576] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 05:04:39,705 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 05:04:39,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2021-12-17 05:04:39,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748794367] [2021-12-17 05:04:39,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 05:04:39,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 05:04:39,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 05:04:39,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 05:04:39,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-17 05:04:39,707 INFO L87 Difference]: Start difference. First operand 63030 states and 66730 transitions. Second operand has 5 states, 5 states have (on average 174.4) internal successors, (872), 5 states have internal predecessors, (872), 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) [2021-12-17 05:04:39,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 05:04:39,862 INFO L93 Difference]: Finished difference Result 63512 states and 67214 transitions. [2021-12-17 05:04:39,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-17 05:04:39,863 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 174.4) internal successors, (872), 5 states have internal predecessors, (872), 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 1895 [2021-12-17 05:04:39,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 05:04:39,864 INFO L225 Difference]: With dead ends: 63512 [2021-12-17 05:04:39,864 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 05:04:39,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1900 GetRequests, 1892 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-17 05:04:39,886 INFO L933 BasicCegarLoop]: 709 mSDtfsCounter, 0 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1727 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 05:04:39,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 822 Invalid, 1729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 1727 Unchecked, 0.0s Time] [2021-12-17 05:04:39,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 05:04:39,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 05:04:39,887 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) [2021-12-17 05:04:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 05:04:39,888 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1895 [2021-12-17 05:04:39,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 05:04:39,888 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 05:04:39,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 174.4) internal successors, (872), 5 states have internal predecessors, (872), 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) [2021-12-17 05:04:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 05:04:39,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 05:04:39,891 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 05:04:39,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-17 05:04:40,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-12-17 05:04:40,093 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 05:04:49,592 WARN L227 SmtUtils]: Spent 9.49s on a formula simplification. DAG size of input: 1163 DAG size of output: 1104 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-17 05:05:07,352 WARN L227 SmtUtils]: Spent 17.76s on a formula simplification. DAG size of input: 1283 DAG size of output: 1206 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-17 05:05:28,177 WARN L227 SmtUtils]: Spent 20.82s on a formula simplification. DAG size of input: 1286 DAG size of output: 1209 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-17 05:05:33,502 WARN L227 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 1104 DAG size of output: 99 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-17 05:05:39,873 WARN L227 SmtUtils]: Spent 6.36s on a formula simplification. DAG size of input: 1206 DAG size of output: 103 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-17 05:05:46,328 WARN L227 SmtUtils]: Spent 6.45s on a formula simplification. DAG size of input: 1209 DAG size of output: 98 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2021-12-17 05:05:46,332 INFO L858 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,333 INFO L858 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,334 INFO L858 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2021-12-17 05:05:46,335 INFO L858 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,336 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,337 INFO L858 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L114(line 114) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,338 INFO L858 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,339 INFO L858 garLoopResultBuilder]: For program point L117(line 117) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,340 INFO L858 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,341 INFO L858 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,342 INFO L858 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-12-17 05:05:46,342 INFO L858 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,343 INFO L858 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,344 INFO L858 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L129(line 129) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,345 INFO L858 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,346 INFO L858 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,347 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L135(line 135) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,348 INFO L858 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2021-12-17 05:05:46,349 INFO L858 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,350 INFO L858 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,351 INFO L858 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,351 INFO L858 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,351 INFO L858 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,351 INFO L858 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,351 INFO L858 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2021-12-17 05:05:46,351 INFO L858 garLoopResultBuilder]: For program point L141(line 141) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,352 INFO L858 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,353 INFO L858 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,354 INFO L858 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,355 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,356 INFO L858 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2021-12-17 05:05:46,357 INFO L858 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2021-12-17 05:05:46,358 INFO L858 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,358 INFO L858 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,358 INFO L858 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,358 INFO L858 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,358 INFO L858 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,358 INFO L858 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,359 INFO L858 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,360 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,361 INFO L858 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,362 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2021-12-17 05:05:46,363 INFO L858 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,364 INFO L858 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-12-17 05:05:46,365 INFO L858 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,366 INFO L858 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,367 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,368 INFO L858 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L180(line 180) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,369 INFO L858 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-12-17 05:05:46,370 INFO L858 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,371 INFO L858 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L186(line 186) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,372 INFO L858 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2021-12-17 05:05:46,373 INFO L858 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,374 INFO L858 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,375 INFO L858 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-12-17 05:05:46,376 INFO L858 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2021-12-17 05:05:46,377 INFO L858 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2021-12-17 05:05:46,378 INFO L858 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2021-12-17 05:05:46,379 INFO L854 garLoopResultBuilder]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse7 (= ~a24~0 1)) (.cse15 (+ ~a14~0 114))) (let ((.cse5 (< 0 .cse15)) (.cse12 (or (and (<= 0 (+ ~a14~0 105)) .cse7) (and .cse7 (< 124 ~a26~0)) (and .cse7 (<= 432832 ~a28~0))))) (let ((.cse2 (<= ~a26~0 217)) (.cse3 (let ((.cse16 (<= ~a26~0 222))) (or (and .cse5 .cse7 .cse16) (and .cse16 .cse12)))) (.cse14 (<= 111 ~a28~0)) (.cse6 (<= (+ ~a14~0 84) 0)) (.cse0 (= ~a24~0 3)) (.cse8 (<= ~a28~0 134)) (.cse9 (<= .cse15 0)) (.cse13 (<= (+ ~a14~0 182) 0)) (.cse11 (<= ~a28~0 599997)) (.cse4 (= ~a24~0 2)) (.cse10 (<= 218 ~a26~0)) (.cse1 (<= ~a21~0 124))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2) (and .cse4 .cse1 .cse2) (and .cse5 .cse4 .cse6 .cse1) (and .cse7 .cse8 .cse9) (and (<= (div (* ~a26~0 9) 10) 554786) .cse4 .cse10 .cse1 .cse9) (and .cse11 (<= ~a26~0 536167) .cse12 .cse1) (and (<= (+ ~a26~0 68) 0) .cse7) (and .cse3 .cse6) (and (<= ~a28~0 298) .cse12 .cse1) (and (<= 301 ~a28~0) .cse7 .cse1 .cse9) (and (<= (+ ~a28~0 599725) 0) .cse7 .cse8) (and .cse6 .cse12) (and .cse13 .cse14 .cse4 .cse1) (and .cse11 (or (and .cse14 .cse0 (<= 222 ~a26~0) .cse1) (and .cse13 .cse14 .cse0 .cse1)) .cse6) (and .cse0 .cse8 .cse1 .cse9) (and .cse13 .cse7) (and .cse11 .cse4 .cse10 .cse1))))) [2021-12-17 05:05:46,379 INFO L858 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,379 INFO L858 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,379 INFO L858 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,379 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,379 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,379 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L69(line 69) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L854 garLoopResultBuilder]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse3 (= ~a24~0 1)) (.cse14 (+ ~a14~0 114))) (let ((.cse2 (<= ~a26~0 217)) (.cse5 (< 0 .cse14)) (.cse13 (<= ~a26~0 222)) (.cse6 (<= (+ ~a14~0 84) 0)) (.cse12 (or (and (<= 0 (+ ~a14~0 105)) .cse3) (and .cse3 (< 124 ~a26~0)) (and .cse3 (<= 432832 ~a28~0)))) (.cse0 (= ~a24~0 3)) (.cse7 (<= ~a28~0 134)) (.cse8 (<= .cse14 0)) (.cse10 (<= (+ ~a14~0 182) 0)) (.cse11 (<= ~a28~0 599997)) (.cse4 (= ~a24~0 2)) (.cse9 (<= 218 ~a26~0)) (.cse1 (<= ~a21~0 124))) (or (and .cse0 .cse1 .cse2) (and (<= (+ ~a28~0 599725) 0) .cse3) (and .cse4 .cse1 .cse2) (and .cse5 .cse4 .cse6 .cse1) (and .cse3 .cse7 .cse8) (and (<= (div (* ~a26~0 9) 10) 554786) .cse4 .cse9 .cse1 .cse8) (and .cse10 .cse0 .cse11 .cse1) (and .cse11 (<= ~a26~0 536167) .cse12 .cse1) (and .cse5 .cse3 .cse13 .cse1 .cse2) (and (<= (+ ~a26~0 68) 0) .cse3) (and .cse5 .cse3 .cse13 .cse6) (and (<= ~a28~0 298) .cse12 .cse1) (and (<= 111 ~a28~0) .cse0 .cse11 (<= 222 ~a26~0) .cse6 .cse1) (and (<= 301 ~a28~0) .cse3 .cse1 .cse8) (and .cse6 .cse12) (and .cse10 .cse4 .cse1) (and .cse0 .cse7 .cse1 .cse8) (and .cse10 .cse3) (and .cse11 .cse4 .cse9 .cse1)))) [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,380 INFO L858 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L858 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,381 INFO L861 garLoopResultBuilder]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,382 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,383 INFO L858 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L854 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse6 (= ~a24~0 1)) (.cse14 (+ ~a14~0 114))) (let ((.cse4 (< 0 .cse14)) (.cse2 (<= ~a26~0 217)) (.cse5 (<= (+ ~a14~0 84) 0)) (.cse11 (or (and (<= 0 (+ ~a14~0 105)) .cse6) (and .cse6 (< 124 ~a26~0)) (and .cse6 (<= 432832 ~a28~0)))) (.cse7 (<= ~a28~0 134)) (.cse8 (<= .cse14 0)) (.cse12 (<= 111 ~a28~0)) (.cse0 (= ~a24~0 3)) (.cse13 (<= (+ ~a14~0 182) 0)) (.cse10 (<= ~a28~0 599997)) (.cse3 (= ~a24~0 2)) (.cse9 (<= 218 ~a26~0)) (.cse1 (<= ~a21~0 124))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2) (and .cse4 .cse3 .cse5 .cse1) (and .cse6 .cse7 .cse8) (and (<= (div (* ~a26~0 9) 10) 554786) .cse3 .cse9 .cse1 .cse8) (and .cse10 (<= ~a26~0 536167) .cse11 .cse1) (and (<= (+ ~a26~0 68) 0) .cse6) (and .cse4 .cse6 .cse5) (and (<= 301 ~a28~0) .cse6 .cse1 .cse2) (and (<= ~a28~0 298) .cse11 .cse1) (and .cse12 .cse0 .cse10 (<= 222 ~a26~0) .cse5 .cse1) (and (<= (+ ~a28~0 599725) 0) .cse6 .cse7) (and .cse5 .cse11) (and .cse13 .cse12 .cse3 .cse1) (and .cse0 .cse7 .cse1 .cse8) (and .cse13 .cse12 .cse0 .cse10 .cse1) (and .cse13 .cse6) (and .cse10 .cse3 .cse9 .cse1)))) [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,384 INFO L858 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L213(line 213) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2021-12-17 05:05:46,385 INFO L858 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,386 INFO L858 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2021-12-17 05:05:46,387 INFO L858 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,388 INFO L858 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,389 INFO L858 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,390 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,391 INFO L858 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,392 INFO L858 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2021-12-17 05:05:46,393 INFO L858 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,394 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,394 INFO L858 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,394 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,394 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2021-12-17 05:05:46,394 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2021-12-17 05:05:46,396 INFO L732 BasicCegarLoop]: Path program histogram: [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] [2021-12-17 05:05:46,397 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 05:05:46,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 05:05:46 BoogieIcfgContainer [2021-12-17 05:05:46,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 05:05:46,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 05:05:46,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 05:05:46,427 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 05:05:46,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 05:02:34" (3/4) ... [2021-12-17 05:05:46,430 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 05:05:46,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-17 05:05:46,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-17 05:05:46,466 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-17 05:05:46,468 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 05:05:46,607 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 05:05:46,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 05:05:46,608 INFO L158 Benchmark]: Toolchain (without parser) took 196429.47ms. Allocated memory was 92.3MB in the beginning and 8.5GB in the end (delta: 8.4GB). Free memory was 48.4MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 6.4GB. Max. memory is 16.1GB. [2021-12-17 05:05:46,608 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 05:05:46,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 846.94ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 48.2MB in the beginning and 61.0MB in the end (delta: -12.8MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2021-12-17 05:05:46,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 265.74ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 61.0MB in the beginning and 96.3MB in the end (delta: -35.3MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2021-12-17 05:05:46,610 INFO L158 Benchmark]: Boogie Preprocessor took 325.27ms. Allocated memory is still 180.4MB. Free memory was 96.3MB in the beginning and 85.7MB in the end (delta: 10.5MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-12-17 05:05:46,611 INFO L158 Benchmark]: RCFGBuilder took 2750.87ms. Allocated memory was 180.4MB in the beginning and 360.7MB in the end (delta: 180.4MB). Free memory was 85.7MB in the beginning and 253.5MB in the end (delta: -167.7MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. [2021-12-17 05:05:46,615 INFO L158 Benchmark]: TraceAbstraction took 192053.89ms. Allocated memory was 360.7MB in the beginning and 8.5GB in the end (delta: 8.2GB). Free memory was 252.4MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 7.6GB. Max. memory is 16.1GB. [2021-12-17 05:05:46,615 INFO L158 Benchmark]: Witness Printer took 180.14ms. Allocated memory is still 8.5GB. Free memory was 2.1GB in the beginning and 2.0GB in the end (delta: 66.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-12-17 05:05:46,617 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 64.9MB in the beginning and 64.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 846.94ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 48.2MB in the beginning and 61.0MB in the end (delta: -12.8MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 265.74ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 61.0MB in the beginning and 96.3MB in the end (delta: -35.3MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 325.27ms. Allocated memory is still 180.4MB. Free memory was 96.3MB in the beginning and 85.7MB in the end (delta: 10.5MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2750.87ms. Allocated memory was 180.4MB in the beginning and 360.7MB in the end (delta: 180.4MB). Free memory was 85.7MB in the beginning and 253.5MB in the end (delta: -167.7MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. * TraceAbstraction took 192053.89ms. Allocated memory was 360.7MB in the beginning and 8.5GB in the end (delta: 8.2GB). Free memory was 252.4MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 7.6GB. Max. memory is 16.1GB. * Witness Printer took 180.14ms. Allocated memory is still 8.5GB. Free memory was 2.1GB in the beginning and 2.0GB in the end (delta: 66.1MB). Peak memory consumption was 62.9MB. 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: 195]: 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, 590 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 192.0s, OverallIterations: 29, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.7s, AutomataDifference: 61.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 66.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15956 SdHoareTripleChecker+Valid, 52.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15956 mSDsluCounter, 14841 SdHoareTripleChecker+Invalid, 43.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2795 IncrementalHoareTripleChecker+Unchecked, 2448 mSDsCounter, 8758 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48592 IncrementalHoareTripleChecker+Invalid, 60145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8758 mSolverCounterUnsat, 12393 mSDtfsCounter, 48592 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10245 GetRequests, 10165 SyntacticMatches, 6 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74202occurred in iteration=19, InterpolantAutomatonStates: 111, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.4s AutomataMinimizationTime, 29 MinimizatonAttempts, 116337 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 572 NumberOfFragments, 1015 HoareAnnotationTreeSize, 4 FomulaSimplifications, 311861 FormulaSimplificationTreeSizeReduction, 48.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 542570 FormulaSimplificationTreeSizeReductionInter, 18.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 45.0s InterpolantComputationTime, 25320 NumberOfCodeBlocks, 25320 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 28667 ConstructedInterpolants, 1219 QuantifiedInterpolants, 125731 SizeOfPredicates, 15 NumberOfNonLiveVariables, 7824 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 37 InterpolantComputations, 27 PerfectInterpolantSequences, 36270/44423 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: 34]: Loop Invariant Derived loop invariant: ((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 217) || (((((0 < a14 + 114 && a24 == 1) && a26 <= 222) || (a26 <= 222 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28)))) && a21 <= 124) && a26 <= 217)) || ((a24 == 2 && a21 <= 124) && a26 <= 217)) || (((0 < a14 + 114 && a24 == 2) && a14 + 84 <= 0) && a21 <= 124)) || ((a24 == 1 && a28 <= 134) && a14 + 114 <= 0)) || ((((a26 * 9 / 10 <= 554786 && a24 == 2) && 218 <= a26) && a21 <= 124) && a14 + 114 <= 0)) || (((a28 <= 599997 && a26 <= 536167) && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28))) && a21 <= 124)) || (a26 + 68 <= 0 && a24 == 1)) || ((((0 < a14 + 114 && a24 == 1) && a26 <= 222) || (a26 <= 222 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28)))) && a14 + 84 <= 0)) || ((a28 <= 298 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28))) && a21 <= 124)) || (((301 <= a28 && a24 == 1) && a21 <= 124) && a14 + 114 <= 0)) || ((a28 + 599725 <= 0 && a24 == 1) && a28 <= 134)) || (a14 + 84 <= 0 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28)))) || (((a14 + 182 <= 0 && 111 <= a28) && a24 == 2) && a21 <= 124)) || ((a28 <= 599997 && ((((111 <= a28 && a24 == 3) && 222 <= a26) && a21 <= 124) || (((a14 + 182 <= 0 && 111 <= a28) && a24 == 3) && a21 <= 124))) && a14 + 84 <= 0)) || (((a24 == 3 && a28 <= 134) && a21 <= 124) && a14 + 114 <= 0)) || (a14 + 182 <= 0 && a24 == 1)) || (((a28 <= 599997 && a24 == 2) && 218 <= a26) && a21 <= 124) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: (((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 217) || (a28 + 599725 <= 0 && a24 == 1)) || ((a24 == 2 && a21 <= 124) && a26 <= 217)) || (((0 < a14 + 114 && a24 == 2) && a14 + 84 <= 0) && a21 <= 124)) || ((a24 == 1 && a28 <= 134) && a14 + 114 <= 0)) || ((((a26 * 9 / 10 <= 554786 && a24 == 2) && 218 <= a26) && a21 <= 124) && a14 + 114 <= 0)) || (((a14 + 182 <= 0 && a24 == 3) && a28 <= 599997) && a21 <= 124)) || (((a28 <= 599997 && a26 <= 536167) && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28))) && a21 <= 124)) || ((((0 < a14 + 114 && a24 == 1) && a26 <= 222) && a21 <= 124) && a26 <= 217)) || (a26 + 68 <= 0 && a24 == 1)) || (((0 < a14 + 114 && a24 == 1) && a26 <= 222) && a14 + 84 <= 0)) || ((a28 <= 298 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28))) && a21 <= 124)) || (((((111 <= a28 && a24 == 3) && a28 <= 599997) && 222 <= a26) && a14 + 84 <= 0) && a21 <= 124)) || (((301 <= a28 && a24 == 1) && a21 <= 124) && a14 + 114 <= 0)) || (a14 + 84 <= 0 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28)))) || ((a14 + 182 <= 0 && a24 == 2) && a21 <= 124)) || (((a24 == 3 && a28 <= 134) && a21 <= 124) && a14 + 114 <= 0)) || (a14 + 182 <= 0 && a24 == 1)) || (((a28 <= 599997 && a24 == 2) && 218 <= a26) && a21 <= 124) - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 217) || ((a24 == 2 && a21 <= 124) && a26 <= 217)) || (((0 < a14 + 114 && a24 == 2) && a14 + 84 <= 0) && a21 <= 124)) || ((a24 == 1 && a28 <= 134) && a14 + 114 <= 0)) || ((((a26 * 9 / 10 <= 554786 && a24 == 2) && 218 <= a26) && a21 <= 124) && a14 + 114 <= 0)) || (((a28 <= 599997 && a26 <= 536167) && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28))) && a21 <= 124)) || (a26 + 68 <= 0 && a24 == 1)) || ((0 < a14 + 114 && a24 == 1) && a14 + 84 <= 0)) || (((301 <= a28 && a24 == 1) && a21 <= 124) && a26 <= 217)) || ((a28 <= 298 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28))) && a21 <= 124)) || (((((111 <= a28 && a24 == 3) && a28 <= 599997) && 222 <= a26) && a14 + 84 <= 0) && a21 <= 124)) || ((a28 + 599725 <= 0 && a24 == 1) && a28 <= 134)) || (a14 + 84 <= 0 && (((0 <= a14 + 105 && a24 == 1) || (a24 == 1 && 124 < a26)) || (a24 == 1 && 432832 <= a28)))) || (((a14 + 182 <= 0 && 111 <= a28) && a24 == 2) && a21 <= 124)) || (((a24 == 3 && a28 <= 134) && a21 <= 124) && a14 + 114 <= 0)) || ((((a14 + 182 <= 0 && 111 <= a28) && a24 == 3) && a28 <= 599997) && a21 <= 124)) || (a14 + 182 <= 0 && a24 == 1)) || (((a28 <= 599997 && a24 == 2) && 218 <= a26) && a21 <= 124) RESULT: Ultimate proved your program to be correct! [2021-12-17 05:05:46,652 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