./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label23.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 8d85db598b116be798c82f2dd8d1706b14592e07af324ce511eec8d5748ab1b3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 01:25:30,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 01:25:30,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 01:25:30,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 01:25:30,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 01:25:30,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 01:25:30,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 01:25:30,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 01:25:30,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 01:25:30,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 01:25:30,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 01:25:30,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 01:25:30,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 01:25:30,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 01:25:30,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 01:25:30,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 01:25:30,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 01:25:30,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 01:25:30,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 01:25:30,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 01:25:30,134 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 01:25:30,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 01:25:30,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 01:25:30,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 01:25:30,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 01:25:30,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 01:25:30,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 01:25:30,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 01:25:30,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 01:25:30,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 01:25:30,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 01:25:30,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 01:25:30,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 01:25:30,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 01:25:30,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 01:25:30,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 01:25:30,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 01:25:30,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 01:25:30,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 01:25:30,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 01:25:30,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 01:25:30,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 01:25:30,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 01:25:30,190 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 01:25:30,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 01:25:30,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 01:25:30,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 01:25:30,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 01:25:30,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 01:25:30,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 01:25:30,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 01:25:30,194 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 01:25:30,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 01:25:30,196 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 01:25:30,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 01:25:30,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 01:25:30,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 01:25:30,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 01:25:30,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 01:25:30,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 01:25:30,197 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 01:25:30,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 01:25:30,197 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 01:25:30,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 01:25:30,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 01:25:30,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 01:25:30,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 01:25:30,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:25:30,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 01:25:30,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 01:25:30,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 01:25:30,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 01:25:30,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 01:25:30,205 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 01:25:30,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 01:25:30,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 01:25:30,205 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d85db598b116be798c82f2dd8d1706b14592e07af324ce511eec8d5748ab1b3 [2022-07-12 01:25:30,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 01:25:30,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 01:25:30,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 01:25:30,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 01:25:30,480 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 01:25:30,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2022-07-12 01:25:30,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccc567a4/1d308b52eb50492488d286b4ada632af/FLAGd310782fe [2022-07-12 01:25:31,124 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 01:25:31,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2022-07-12 01:25:31,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccc567a4/1d308b52eb50492488d286b4ada632af/FLAGd310782fe [2022-07-12 01:25:31,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccc567a4/1d308b52eb50492488d286b4ada632af [2022-07-12 01:25:31,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 01:25:31,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 01:25:31,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 01:25:31,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 01:25:31,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 01:25:31,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:25:31" (1/1) ... [2022-07-12 01:25:31,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79caed07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:31, skipping insertion in model container [2022-07-12 01:25:31,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:25:31" (1/1) ... [2022-07-12 01:25:31,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 01:25:31,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 01:25:31,856 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/Problem16_label23.c[3431,3444] [2022-07-12 01:25:32,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:25:32,201 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 01:25:32,240 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/Problem16_label23.c[3431,3444] [2022-07-12 01:25:32,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:25:32,416 INFO L208 MainTranslator]: Completed translation [2022-07-12 01:25:32,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32 WrapperNode [2022-07-12 01:25:32,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 01:25:32,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 01:25:32,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 01:25:32,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 01:25:32,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,687 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-12 01:25:32,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 01:25:32,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 01:25:32,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 01:25:32,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 01:25:32,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 01:25:32,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 01:25:32,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 01:25:32,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 01:25:32,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (1/1) ... [2022-07-12 01:25:32,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:25:32,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:25:32,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 01:25:32,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 01:25:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 01:25:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 01:25:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 01:25:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 01:25:33,014 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 01:25:33,016 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 01:25:34,905 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 01:25:34,926 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 01:25:34,927 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 01:25:34,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:25:34 BoogieIcfgContainer [2022-07-12 01:25:34,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 01:25:34,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 01:25:34,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 01:25:34,938 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 01:25:34,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:25:31" (1/3) ... [2022-07-12 01:25:34,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dafa111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:25:34, skipping insertion in model container [2022-07-12 01:25:34,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:25:32" (2/3) ... [2022-07-12 01:25:34,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dafa111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:25:34, skipping insertion in model container [2022-07-12 01:25:34,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:25:34" (3/3) ... [2022-07-12 01:25:34,941 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label23.c [2022-07-12 01:25:34,958 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 01:25:34,958 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 01:25:35,040 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 01:25:35,048 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2e9970e5, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5f78dded [2022-07-12 01:25:35,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 01:25:35,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:35,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-12 01:25:35,065 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:35,065 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:35,066 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:35,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:35,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1843609039, now seen corresponding path program 1 times [2022-07-12 01:25:35,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:35,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806971265] [2022-07-12 01:25:35,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:35,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:35,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:35,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806971265] [2022-07-12 01:25:35,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806971265] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:35,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:35,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:35,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862293603] [2022-07-12 01:25:35,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:35,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:35,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:35,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:35,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:35,346 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 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 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:36,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:36,997 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-07-12 01:25:36,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:36,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 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 31 [2022-07-12 01:25:37,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:37,014 INFO L225 Difference]: With dead ends: 1137 [2022-07-12 01:25:37,014 INFO L226 Difference]: Without dead ends: 662 [2022-07-12 01:25:37,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:37,024 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 355 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 1341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:37,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 60 Invalid, 1341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:25:37,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-12 01:25:37,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-12 01:25:37,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7639939485627836) internal successors, (1166), 661 states have internal predecessors, (1166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:37,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2022-07-12 01:25:37,093 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 31 [2022-07-12 01:25:37,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:37,098 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2022-07-12 01:25:37,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2022-07-12 01:25:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-07-12 01:25:37,102 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:37,103 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:37,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 01:25:37,103 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:37,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:37,104 INFO L85 PathProgramCache]: Analyzing trace with hash 357086092, now seen corresponding path program 1 times [2022-07-12 01:25:37,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:37,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637920720] [2022-07-12 01:25:37,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:37,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:37,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637920720] [2022-07-12 01:25:37,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637920720] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:37,318 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:37,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:37,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925524980] [2022-07-12 01:25:37,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:37,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:37,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:37,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:37,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:37,321 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:38,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:38,600 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2022-07-12 01:25:38,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:38,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 0 states have call successors, (0), 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 96 [2022-07-12 01:25:38,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:38,614 INFO L225 Difference]: With dead ends: 1980 [2022-07-12 01:25:38,615 INFO L226 Difference]: Without dead ends: 1320 [2022-07-12 01:25:38,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:38,620 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 344 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:38,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:25:38,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-12 01:25:38,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-12 01:25:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.6656557998483699) internal successors, (2197), 1319 states have internal predecessors, (2197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2197 transitions. [2022-07-12 01:25:38,667 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2197 transitions. Word has length 96 [2022-07-12 01:25:38,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:38,667 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2197 transitions. [2022-07-12 01:25:38,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2197 transitions. [2022-07-12 01:25:38,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-07-12 01:25:38,670 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:38,671 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:38,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 01:25:38,671 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:38,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:38,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1175667850, now seen corresponding path program 1 times [2022-07-12 01:25:38,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:38,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032177579] [2022-07-12 01:25:38,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:38,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:38,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:38,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032177579] [2022-07-12 01:25:38,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032177579] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:38,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:38,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:38,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520305372] [2022-07-12 01:25:38,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:38,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:38,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:38,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:38,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:38,779 INFO L87 Difference]: Start difference. First operand 1320 states and 2197 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:40,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:40,375 INFO L93 Difference]: Finished difference Result 3625 states and 6017 transitions. [2022-07-12 01:25:40,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:40,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 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 99 [2022-07-12 01:25:40,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:40,385 INFO L225 Difference]: With dead ends: 3625 [2022-07-12 01:25:40,385 INFO L226 Difference]: Without dead ends: 2307 [2022-07-12 01:25:40,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:40,389 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 282 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 1291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:40,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 120 Invalid, 1291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 939 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:25:40,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2022-07-12 01:25:40,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-12 01:25:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2306 states have (on average 1.5923677363399826) internal successors, (3672), 2306 states have internal predecessors, (3672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3672 transitions. [2022-07-12 01:25:40,449 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3672 transitions. Word has length 99 [2022-07-12 01:25:40,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:40,450 INFO L495 AbstractCegarLoop]: Abstraction has 2307 states and 3672 transitions. [2022-07-12 01:25:40,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3672 transitions. [2022-07-12 01:25:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-07-12 01:25:40,458 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:40,458 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:40,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 01:25:40,459 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:40,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:40,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1706439456, now seen corresponding path program 1 times [2022-07-12 01:25:40,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:40,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125683556] [2022-07-12 01:25:40,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:40,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:40,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:40,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125683556] [2022-07-12 01:25:40,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125683556] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:40,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:40,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:40,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542888553] [2022-07-12 01:25:40,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:40,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:25:40,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:40,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:25:40,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:25:40,589 INFO L87 Difference]: Start difference. First operand 2307 states and 3672 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:43,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:43,064 INFO L93 Difference]: Finished difference Result 6257 states and 9781 transitions. [2022-07-12 01:25:43,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:25:43,067 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 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 104 [2022-07-12 01:25:43,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:43,081 INFO L225 Difference]: With dead ends: 6257 [2022-07-12 01:25:43,082 INFO L226 Difference]: Without dead ends: 3952 [2022-07-12 01:25:43,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:25:43,086 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 884 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 2131 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 884 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 2388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 2131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:43,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [884 Valid, 191 Invalid, 2388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 2131 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-12 01:25:43,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-12 01:25:43,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-12 01:25:43,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.4312832194381169) internal successors, (5655), 3951 states have internal predecessors, (5655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:43,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 5655 transitions. [2022-07-12 01:25:43,165 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 5655 transitions. Word has length 104 [2022-07-12 01:25:43,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:43,165 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 5655 transitions. [2022-07-12 01:25:43,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 5655 transitions. [2022-07-12 01:25:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-07-12 01:25:43,167 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:43,167 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:43,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 01:25:43,167 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:43,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:43,168 INFO L85 PathProgramCache]: Analyzing trace with hash 478482531, now seen corresponding path program 1 times [2022-07-12 01:25:43,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:43,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639425410] [2022-07-12 01:25:43,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:43,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-07-12 01:25:43,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:43,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639425410] [2022-07-12 01:25:43,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639425410] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:43,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:43,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:43,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631763018] [2022-07-12 01:25:43,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:43,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:43,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:43,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:43,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:43,244 INFO L87 Difference]: Start difference. First operand 3952 states and 5655 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:44,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:44,496 INFO L93 Difference]: Finished difference Result 10534 states and 15398 transitions. [2022-07-12 01:25:44,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:44,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-07-12 01:25:44,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:44,521 INFO L225 Difference]: With dead ends: 10534 [2022-07-12 01:25:44,521 INFO L226 Difference]: Without dead ends: 6913 [2022-07-12 01:25:44,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:44,529 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 265 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 813 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:44,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 223 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 813 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:25:44,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6913 states. [2022-07-12 01:25:44,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6913 to 6913. [2022-07-12 01:25:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6913 states, 6912 states have (on average 1.3081597222222223) internal successors, (9042), 6912 states have internal predecessors, (9042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6913 states to 6913 states and 9042 transitions. [2022-07-12 01:25:44,664 INFO L78 Accepts]: Start accepts. Automaton has 6913 states and 9042 transitions. Word has length 118 [2022-07-12 01:25:44,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:44,665 INFO L495 AbstractCegarLoop]: Abstraction has 6913 states and 9042 transitions. [2022-07-12 01:25:44,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 6913 states and 9042 transitions. [2022-07-12 01:25:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-07-12 01:25:44,668 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:44,669 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:44,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 01:25:44,669 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:44,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:44,670 INFO L85 PathProgramCache]: Analyzing trace with hash 888355746, now seen corresponding path program 1 times [2022-07-12 01:25:44,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:44,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620747273] [2022-07-12 01:25:44,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:44,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-07-12 01:25:44,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:44,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620747273] [2022-07-12 01:25:44,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620747273] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:44,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:44,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:25:44,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932386653] [2022-07-12 01:25:44,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:44,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:44,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:44,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:44,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:44,898 INFO L87 Difference]: Start difference. First operand 6913 states and 9042 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:46,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:46,046 INFO L93 Difference]: Finished difference Result 16456 states and 21659 transitions. [2022-07-12 01:25:46,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:46,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 0 states have call successors, (0), 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 265 [2022-07-12 01:25:46,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:46,076 INFO L225 Difference]: With dead ends: 16456 [2022-07-12 01:25:46,077 INFO L226 Difference]: Without dead ends: 9874 [2022-07-12 01:25:46,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:46,087 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 359 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:46,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [359 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 01:25:46,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9874 states. [2022-07-12 01:25:46,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9874 to 8229. [2022-07-12 01:25:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8229 states, 8228 states have (on average 1.2035731648031114) internal successors, (9903), 8228 states have internal predecessors, (9903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 9903 transitions. [2022-07-12 01:25:46,267 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 9903 transitions. Word has length 265 [2022-07-12 01:25:46,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:46,268 INFO L495 AbstractCegarLoop]: Abstraction has 8229 states and 9903 transitions. [2022-07-12 01:25:46,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 9903 transitions. [2022-07-12 01:25:46,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-07-12 01:25:46,274 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:46,275 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:46,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 01:25:46,275 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:46,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:46,276 INFO L85 PathProgramCache]: Analyzing trace with hash 202313507, now seen corresponding path program 1 times [2022-07-12 01:25:46,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:46,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098034386] [2022-07-12 01:25:46,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:46,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:46,511 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:25:46,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:46,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098034386] [2022-07-12 01:25:46,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098034386] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:46,512 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:46,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 01:25:46,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542055956] [2022-07-12 01:25:46,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:46,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 01:25:46,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:46,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 01:25:46,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:25:46,515 INFO L87 Difference]: Start difference. First operand 8229 states and 9903 transitions. Second operand has 7 states, 7 states have (on average 50.42857142857143) internal successors, (353), 6 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:48,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:48,029 INFO L93 Difference]: Finished difference Result 15717 states and 19011 transitions. [2022-07-12 01:25:48,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:25:48,030 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 50.42857142857143) internal successors, (353), 6 states have internal predecessors, (353), 0 states have call successors, (0), 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 353 [2022-07-12 01:25:48,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:48,046 INFO L225 Difference]: With dead ends: 15717 [2022-07-12 01:25:48,047 INFO L226 Difference]: Without dead ends: 7900 [2022-07-12 01:25:48,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:25:48,057 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 373 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 1910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:48,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 290 Invalid, 1910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1576 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:25:48,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2022-07-12 01:25:48,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2022-07-12 01:25:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 7899 states have (on average 1.0845676667932649) internal successors, (8567), 7899 states have internal predecessors, (8567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:48,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8567 transitions. [2022-07-12 01:25:48,216 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8567 transitions. Word has length 353 [2022-07-12 01:25:48,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:48,216 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 8567 transitions. [2022-07-12 01:25:48,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 50.42857142857143) internal successors, (353), 6 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8567 transitions. [2022-07-12 01:25:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-07-12 01:25:48,221 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:48,222 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:48,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 01:25:48,222 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:48,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:48,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1300314316, now seen corresponding path program 1 times [2022-07-12 01:25:48,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:48,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654855718] [2022-07-12 01:25:48,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:48,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-07-12 01:25:48,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:48,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654855718] [2022-07-12 01:25:48,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654855718] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:48,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:48,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:48,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141390784] [2022-07-12 01:25:48,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:48,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:48,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:48,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:48,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:48,416 INFO L87 Difference]: Start difference. First operand 7900 states and 8567 transitions. Second operand has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:49,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:49,362 INFO L93 Difference]: Finished difference Result 18101 states and 19824 transitions. [2022-07-12 01:25:49,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:49,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 0 states have call successors, (0), 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 370 [2022-07-12 01:25:49,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:49,385 INFO L225 Difference]: With dead ends: 18101 [2022-07-12 01:25:49,385 INFO L226 Difference]: Without dead ends: 10861 [2022-07-12 01:25:49,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:49,393 INFO L413 NwaCegarLoop]: 399 mSDtfsCounter, 304 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:49,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 405 Invalid, 882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:25:49,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2022-07-12 01:25:49,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 10861. [2022-07-12 01:25:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.0780847145488028) internal successors, (11708), 10860 states have internal predecessors, (11708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11708 transitions. [2022-07-12 01:25:49,583 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11708 transitions. Word has length 370 [2022-07-12 01:25:49,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:49,584 INFO L495 AbstractCegarLoop]: Abstraction has 10861 states and 11708 transitions. [2022-07-12 01:25:49,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11708 transitions. [2022-07-12 01:25:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2022-07-12 01:25:49,597 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:49,598 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:49,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 01:25:49,601 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:49,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:49,602 INFO L85 PathProgramCache]: Analyzing trace with hash -412346964, now seen corresponding path program 1 times [2022-07-12 01:25:49,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:49,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222998380] [2022-07-12 01:25:49,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:49,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:49,844 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-07-12 01:25:49,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:49,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222998380] [2022-07-12 01:25:49,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222998380] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:49,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:49,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:49,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111495982] [2022-07-12 01:25:49,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:49,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:49,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:49,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:49,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:49,855 INFO L87 Difference]: Start difference. First operand 10861 states and 11708 transitions. Second operand has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:50,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:50,807 INFO L93 Difference]: Finished difference Result 21391 states and 23083 transitions. [2022-07-12 01:25:50,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:50,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 0 states have call successors, (0), 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 565 [2022-07-12 01:25:50,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:50,829 INFO L225 Difference]: With dead ends: 21391 [2022-07-12 01:25:50,829 INFO L226 Difference]: Without dead ends: 10861 [2022-07-12 01:25:50,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:50,841 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 178 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:50,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 417 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:25:50,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2022-07-12 01:25:50,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 10861. [2022-07-12 01:25:50,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.053314917127072) internal successors, (11439), 10860 states have internal predecessors, (11439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:50,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11439 transitions. [2022-07-12 01:25:50,995 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11439 transitions. Word has length 565 [2022-07-12 01:25:50,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:50,996 INFO L495 AbstractCegarLoop]: Abstraction has 10861 states and 11439 transitions. [2022-07-12 01:25:50,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11439 transitions. [2022-07-12 01:25:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2022-07-12 01:25:51,013 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:51,013 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:25:51,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 01:25:51,014 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:51,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:51,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1361249935, now seen corresponding path program 1 times [2022-07-12 01:25:51,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:51,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295616276] [2022-07-12 01:25:51,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:51,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2022-07-12 01:25:51,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:51,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295616276] [2022-07-12 01:25:51,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295616276] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:51,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:51,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:51,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177681929] [2022-07-12 01:25:51,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:51,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:51,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:51,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:51,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:51,329 INFO L87 Difference]: Start difference. First operand 10861 states and 11439 transitions. Second operand has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:52,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:52,279 INFO L93 Difference]: Finished difference Result 24352 states and 25709 transitions. [2022-07-12 01:25:52,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:52,279 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 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 659 [2022-07-12 01:25:52,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:52,304 INFO L225 Difference]: With dead ends: 24352 [2022-07-12 01:25:52,304 INFO L226 Difference]: Without dead ends: 14151 [2022-07-12 01:25:52,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:52,317 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 209 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:52,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 38 Invalid, 854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:25:52,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2022-07-12 01:25:52,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13493. [2022-07-12 01:25:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0500296471983397) internal successors, (14167), 13492 states have internal predecessors, (14167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14167 transitions. [2022-07-12 01:25:52,540 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14167 transitions. Word has length 659 [2022-07-12 01:25:52,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:52,541 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 14167 transitions. [2022-07-12 01:25:52,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14167 transitions. [2022-07-12 01:25:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2022-07-12 01:25:52,551 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:52,552 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:52,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 01:25:52,552 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:52,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:52,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1380368719, now seen corresponding path program 1 times [2022-07-12 01:25:52,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:52,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012229630] [2022-07-12 01:25:52,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:52,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:52,900 INFO L134 CoverageAnalysis]: Checked inductivity of 833 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-07-12 01:25:52,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:52,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012229630] [2022-07-12 01:25:52,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012229630] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:52,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:52,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:52,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147763011] [2022-07-12 01:25:52,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:52,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:52,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:52,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:52,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:52,904 INFO L87 Difference]: Start difference. First operand 13493 states and 14167 transitions. Second operand has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:53,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:53,704 INFO L93 Difference]: Finished difference Result 28958 states and 30483 transitions. [2022-07-12 01:25:53,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:53,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 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 725 [2022-07-12 01:25:53,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:53,734 INFO L225 Difference]: With dead ends: 28958 [2022-07-12 01:25:53,734 INFO L226 Difference]: Without dead ends: 16125 [2022-07-12 01:25:53,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:53,747 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 192 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:53,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 442 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:25:53,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16125 states. [2022-07-12 01:25:53,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16125 to 15796. [2022-07-12 01:25:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0484963596074708) internal successors, (16561), 15795 states have internal predecessors, (16561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16561 transitions. [2022-07-12 01:25:53,981 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16561 transitions. Word has length 725 [2022-07-12 01:25:53,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:53,982 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16561 transitions. [2022-07-12 01:25:53,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:53,983 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16561 transitions. [2022-07-12 01:25:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2022-07-12 01:25:53,994 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:53,994 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:25:53,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 01:25:53,995 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:53,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:53,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1628467361, now seen corresponding path program 1 times [2022-07-12 01:25:53,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:53,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071896880] [2022-07-12 01:25:53,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:53,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 87 proven. 499 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2022-07-12 01:25:54,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:54,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071896880] [2022-07-12 01:25:54,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071896880] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:25:54,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1293801671] [2022-07-12 01:25:54,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:54,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:25:54,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:25:54,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:25:54,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 01:25:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:54,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:25:54,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:25:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2022-07-12 01:25:54,874 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:25:54,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1293801671] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:54,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:25:54,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-12 01:25:54,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261159492] [2022-07-12 01:25:54,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:54,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:54,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:54,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:54,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:25:54,877 INFO L87 Difference]: Start difference. First operand 15796 states and 16561 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:55,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:55,790 INFO L93 Difference]: Finished difference Result 30932 states and 32455 transitions. [2022-07-12 01:25:55,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:55,790 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 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 750 [2022-07-12 01:25:55,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:55,812 INFO L225 Difference]: With dead ends: 30932 [2022-07-12 01:25:55,813 INFO L226 Difference]: Without dead ends: 15796 [2022-07-12 01:25:55,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 754 GetRequests, 750 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:25:55,825 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 336 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:55,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 377 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:25:55,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2022-07-12 01:25:55,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15138. [2022-07-12 01:25:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15138 states, 15137 states have (on average 1.04029860606461) internal successors, (15747), 15137 states have internal predecessors, (15747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15747 transitions. [2022-07-12 01:25:56,122 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15747 transitions. Word has length 750 [2022-07-12 01:25:56,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:56,123 INFO L495 AbstractCegarLoop]: Abstraction has 15138 states and 15747 transitions. [2022-07-12 01:25:56,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:56,123 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15747 transitions. [2022-07-12 01:25:56,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2022-07-12 01:25:56,138 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:56,138 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-12 01:25:56,169 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-12 01:25:56,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-12 01:25:56,364 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:56,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:56,365 INFO L85 PathProgramCache]: Analyzing trace with hash -139420979, now seen corresponding path program 1 times [2022-07-12 01:25:56,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:56,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545739466] [2022-07-12 01:25:56,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:56,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 526 proven. 234 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-07-12 01:25:56,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:56,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545739466] [2022-07-12 01:25:56,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545739466] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:25:56,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554237483] [2022-07-12 01:25:56,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:56,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:25:56,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:25:56,892 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:25:56,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 01:25:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:57,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:25:57,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:25:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2022-07-12 01:25:57,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:25:57,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554237483] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:57,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:25:57,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-07-12 01:25:57,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086666491] [2022-07-12 01:25:57,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:57,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:57,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:57,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:57,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 01:25:57,224 INFO L87 Difference]: Start difference. First operand 15138 states and 15747 transitions. Second operand has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:58,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:25:58,606 INFO L93 Difference]: Finished difference Result 32906 states and 34222 transitions. [2022-07-12 01:25:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:25:58,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 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 823 [2022-07-12 01:25:58,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:25:58,651 INFO L225 Difference]: With dead ends: 32906 [2022-07-12 01:25:58,651 INFO L226 Difference]: Without dead ends: 18428 [2022-07-12 01:25:58,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 828 GetRequests, 822 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 01:25:58,662 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 305 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:25:58,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 73 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:25:58,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18428 states. [2022-07-12 01:25:58,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18428 to 14809. [2022-07-12 01:25:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14809 states, 14808 states have (on average 1.038290113452188) internal successors, (15375), 14808 states have internal predecessors, (15375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14809 states to 14809 states and 15375 transitions. [2022-07-12 01:25:58,844 INFO L78 Accepts]: Start accepts. Automaton has 14809 states and 15375 transitions. Word has length 823 [2022-07-12 01:25:58,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:25:58,845 INFO L495 AbstractCegarLoop]: Abstraction has 14809 states and 15375 transitions. [2022-07-12 01:25:58,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:25:58,846 INFO L276 IsEmpty]: Start isEmpty. Operand 14809 states and 15375 transitions. [2022-07-12 01:25:58,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2022-07-12 01:25:58,861 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:25:58,862 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-12 01:25:58,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 01:25:59,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-07-12 01:25:59,076 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:25:59,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:25:59,076 INFO L85 PathProgramCache]: Analyzing trace with hash 548303134, now seen corresponding path program 1 times [2022-07-12 01:25:59,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:25:59,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986547411] [2022-07-12 01:25:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:25:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:25:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:25:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2022-07-12 01:25:59,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:25:59,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986547411] [2022-07-12 01:25:59,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986547411] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:25:59,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:25:59,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:25:59,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400619126] [2022-07-12 01:25:59,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:25:59,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:25:59,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:25:59,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:25:59,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:25:59,434 INFO L87 Difference]: Start difference. First operand 14809 states and 15375 transitions. Second operand has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:00,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:00,389 INFO L93 Difference]: Finished difference Result 30932 states and 32085 transitions. [2022-07-12 01:26:00,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:26:00,390 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 859 [2022-07-12 01:26:00,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:00,407 INFO L225 Difference]: With dead ends: 30932 [2022-07-12 01:26:00,407 INFO L226 Difference]: Without dead ends: 14480 [2022-07-12 01:26:00,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:00,419 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 269 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:00,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 430 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:26:00,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2022-07-12 01:26:00,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 14480. [2022-07-12 01:26:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.02638303750259) internal successors, (14861), 14479 states have internal predecessors, (14861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:00,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14861 transitions. [2022-07-12 01:26:00,579 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14861 transitions. Word has length 859 [2022-07-12 01:26:00,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:00,580 INFO L495 AbstractCegarLoop]: Abstraction has 14480 states and 14861 transitions. [2022-07-12 01:26:00,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14861 transitions. [2022-07-12 01:26:00,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2022-07-12 01:26:00,600 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:26:00,601 INFO L195 NwaCegarLoop]: 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-12 01:26:00,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-12 01:26:00,602 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:26:00,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:26:00,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1038637388, now seen corresponding path program 1 times [2022-07-12 01:26:00,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:26:00,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958416217] [2022-07-12 01:26:00,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:00,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:26:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:00,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2414 backedges. 1714 proven. 0 refuted. 0 times theorem prover too weak. 700 trivial. 0 not checked. [2022-07-12 01:26:00,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:26:00,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958416217] [2022-07-12 01:26:00,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958416217] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:26:00,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:26:00,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:26:01,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239792411] [2022-07-12 01:26:01,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:26:01,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:26:01,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:26:01,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:26:01,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:01,002 INFO L87 Difference]: Start difference. First operand 14480 states and 14861 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:01,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:01,706 INFO L93 Difference]: Finished difference Result 28629 states and 29389 transitions. [2022-07-12 01:26:01,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:26:01,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1115 [2022-07-12 01:26:01,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:01,722 INFO L225 Difference]: With dead ends: 28629 [2022-07-12 01:26:01,723 INFO L226 Difference]: Without dead ends: 14480 [2022-07-12 01:26:01,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:01,736 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 220 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:01,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 429 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:26:01,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2022-07-12 01:26:01,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2022-07-12 01:26:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0214166847550827) internal successors, (14117), 13821 states have internal predecessors, (14117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14117 transitions. [2022-07-12 01:26:01,872 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14117 transitions. Word has length 1115 [2022-07-12 01:26:01,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:01,873 INFO L495 AbstractCegarLoop]: Abstraction has 13822 states and 14117 transitions. [2022-07-12 01:26:01,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:01,874 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14117 transitions. [2022-07-12 01:26:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2022-07-12 01:26:01,897 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:26:01,898 INFO L195 NwaCegarLoop]: 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-12 01:26:01,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 01:26:01,899 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:26:01,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:26:01,904 INFO L85 PathProgramCache]: Analyzing trace with hash 2057705413, now seen corresponding path program 1 times [2022-07-12 01:26:01,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:26:01,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014565773] [2022-07-12 01:26:01,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:01,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:26:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-07-12 01:26:02,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:26:02,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014565773] [2022-07-12 01:26:02,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014565773] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:26:02,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:26:02,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:26:02,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226259862] [2022-07-12 01:26:02,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:26:02,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:26:02,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:26:02,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:26:02,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:02,387 INFO L87 Difference]: Start difference. First operand 13822 states and 14117 transitions. Second operand has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:03,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:03,203 INFO L93 Difference]: Finished difference Result 30274 states and 30938 transitions. [2022-07-12 01:26:03,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:26:03,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 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 1116 [2022-07-12 01:26:03,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:03,223 INFO L225 Difference]: With dead ends: 30274 [2022-07-12 01:26:03,224 INFO L226 Difference]: Without dead ends: 14809 [2022-07-12 01:26:03,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:03,237 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 274 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:03,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 411 Invalid, 802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:26:03,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-07-12 01:26:03,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 12835. [2022-07-12 01:26:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.01986909770921) internal successors, (13089), 12834 states have internal predecessors, (13089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13089 transitions. [2022-07-12 01:26:03,396 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13089 transitions. Word has length 1116 [2022-07-12 01:26:03,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:03,397 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13089 transitions. [2022-07-12 01:26:03,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13089 transitions. [2022-07-12 01:26:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1602 [2022-07-12 01:26:03,424 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:26:03,425 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:26:03,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-12 01:26:03,425 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:26:03,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:26:03,426 INFO L85 PathProgramCache]: Analyzing trace with hash -57697621, now seen corresponding path program 1 times [2022-07-12 01:26:03,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:26:03,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288644435] [2022-07-12 01:26:03,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:03,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:26:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4683 backedges. 2952 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-07-12 01:26:03,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:26:03,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288644435] [2022-07-12 01:26:03,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288644435] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:26:03,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:26:03,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:26:03,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068994525] [2022-07-12 01:26:03,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:26:03,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:26:03,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:26:03,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:26:03,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:03,994 INFO L87 Difference]: Start difference. First operand 12835 states and 13089 transitions. Second operand has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:04,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:04,843 INFO L93 Difference]: Finished difference Result 25668 states and 26177 transitions. [2022-07-12 01:26:04,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:26:04,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 0 states have call successors, (0), 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 1601 [2022-07-12 01:26:04,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:04,867 INFO L225 Difference]: With dead ends: 25668 [2022-07-12 01:26:04,867 INFO L226 Difference]: Without dead ends: 13164 [2022-07-12 01:26:04,875 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:26:04,875 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:04,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 430 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:26:04,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-07-12 01:26:04,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2022-07-12 01:26:04,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0191445719061005) internal successors, (13415), 13163 states have internal predecessors, (13415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13415 transitions. [2022-07-12 01:26:04,983 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13415 transitions. Word has length 1601 [2022-07-12 01:26:04,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:04,984 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13415 transitions. [2022-07-12 01:26:04,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:04,984 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13415 transitions. [2022-07-12 01:26:05,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1640 [2022-07-12 01:26:05,004 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:26:05,005 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:26:05,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 01:26:05,005 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:26:05,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:26:05,006 INFO L85 PathProgramCache]: Analyzing trace with hash -46978173, now seen corresponding path program 1 times [2022-07-12 01:26:05,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:26:05,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761064967] [2022-07-12 01:26:05,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:05,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:26:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:05,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4544 backedges. 3220 proven. 0 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2022-07-12 01:26:05,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:26:05,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761064967] [2022-07-12 01:26:05,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761064967] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:26:05,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:26:05,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 01:26:05,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237961132] [2022-07-12 01:26:05,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:26:05,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 01:26:05,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:26:05,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 01:26:05,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:26:05,710 INFO L87 Difference]: Start difference. First operand 13164 states and 13415 transitions. Second operand has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:06,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:06,726 INFO L93 Difference]: Finished difference Result 26103 states and 26603 transitions. [2022-07-12 01:26:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:26:06,727 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 0 states have call successors, (0), 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 1639 [2022-07-12 01:26:06,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:06,742 INFO L225 Difference]: With dead ends: 26103 [2022-07-12 01:26:06,742 INFO L226 Difference]: Without dead ends: 13270 [2022-07-12 01:26:06,750 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:26:06,751 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 753 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 1197 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 1273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:06,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [753 Valid, 555 Invalid, 1273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1197 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:26:06,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13270 states. [2022-07-12 01:26:06,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13270 to 13164. [2022-07-12 01:26:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0188406898123528) internal successors, (13411), 13163 states have internal predecessors, (13411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13411 transitions. [2022-07-12 01:26:06,891 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13411 transitions. Word has length 1639 [2022-07-12 01:26:06,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:06,892 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13411 transitions. [2022-07-12 01:26:06,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13411 transitions. [2022-07-12 01:26:06,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1654 [2022-07-12 01:26:06,918 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:26:06,921 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:26:06,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-12 01:26:06,922 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:26:06,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:26:06,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1493972485, now seen corresponding path program 1 times [2022-07-12 01:26:06,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:26:06,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378617449] [2022-07-12 01:26:06,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:06,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:26:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4388 backedges. 3101 proven. 0 refuted. 0 times theorem prover too weak. 1287 trivial. 0 not checked. [2022-07-12 01:26:07,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:26:07,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378617449] [2022-07-12 01:26:07,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378617449] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:26:07,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:26:07,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 01:26:07,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285612334] [2022-07-12 01:26:07,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:26:07,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:26:07,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:26:07,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:26:07,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:26:07,607 INFO L87 Difference]: Start difference. First operand 13164 states and 13411 transitions. Second operand has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:09,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:09,053 INFO L93 Difference]: Finished difference Result 26664 states and 27163 transitions. [2022-07-12 01:26:09,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:26:09,054 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 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 1653 [2022-07-12 01:26:09,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:09,071 INFO L225 Difference]: With dead ends: 26664 [2022-07-12 01:26:09,071 INFO L226 Difference]: Without dead ends: 13831 [2022-07-12 01:26:09,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:26:09,081 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 600 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 2090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:09,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 434 Invalid, 2090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 01:26:09,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13831 states. [2022-07-12 01:26:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13831 to 13493. [2022-07-12 01:26:09,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0180847909872517) internal successors, (13736), 13492 states have internal predecessors, (13736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:09,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13736 transitions. [2022-07-12 01:26:09,269 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13736 transitions. Word has length 1653 [2022-07-12 01:26:09,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:09,270 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13736 transitions. [2022-07-12 01:26:09,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13736 transitions. [2022-07-12 01:26:09,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1656 [2022-07-12 01:26:09,287 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:26:09,288 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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] [2022-07-12 01:26:09,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-12 01:26:09,288 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:26:09,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:26:09,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1361112444, now seen corresponding path program 1 times [2022-07-12 01:26:09,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:26:09,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406017100] [2022-07-12 01:26:09,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:09,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:26:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:09,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4756 backedges. 1916 proven. 44 refuted. 0 times theorem prover too weak. 2796 trivial. 0 not checked. [2022-07-12 01:26:09,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:26:09,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406017100] [2022-07-12 01:26:09,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406017100] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:26:09,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230560776] [2022-07-12 01:26:09,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:26:09,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:26:09,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:26:09,948 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:26:09,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 01:26:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:26:10,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 1936 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:26:10,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:26:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4756 backedges. 1902 proven. 0 refuted. 0 times theorem prover too weak. 2854 trivial. 0 not checked. [2022-07-12 01:26:10,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:26:10,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230560776] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:26:10,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:26:10,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-12 01:26:10,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657726279] [2022-07-12 01:26:10,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:26:10,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:26:10,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:26:10,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:26:10,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:26:10,800 INFO L87 Difference]: Start difference. First operand 13493 states and 13736 transitions. Second operand has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:11,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:26:11,489 INFO L93 Difference]: Finished difference Result 26653 states and 27138 transitions. [2022-07-12 01:26:11,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:26:11,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 0 states have call successors, (0), 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 1655 [2022-07-12 01:26:11,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:26:11,491 INFO L225 Difference]: With dead ends: 26653 [2022-07-12 01:26:11,491 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 01:26:11,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1659 GetRequests, 1655 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:26:11,500 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 29 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:26:11,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 49 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:26:11,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 01:26:11,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 01:26:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 01:26:11,502 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1655 [2022-07-12 01:26:11,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:26:11,502 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 01:26:11,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:26:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 01:26:11,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 01:26:11,504 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 01:26:11,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-07-12 01:26:11,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:26:11,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,284 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,285 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,286 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,287 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,288 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-12 01:26:18,289 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,290 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,291 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-12 01:26:18,292 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-12 01:26:18,293 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse16 (+ ~a18~0 156)) (.cse1 (= ~a16~0 8)) (.cse12 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse21 (+ 87 ~a18~0))) (let ((.cse15 (<= .cse21 0)) (.cse13 (or (and .cse12 .cse3) (<= ~a18~0 134))) (.cse4 (= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse10 (not .cse1)) (.cse11 (= ~a12~0 8)) (.cse7 (= ~a12~0 6)) (.cse8 (<= ~a16~0 11)) (.cse5 (<= 10 ~a16~0)) (.cse2 (< 0 .cse16)) (.cse19 (<= 0 .cse21)) (.cse14 (<= ~a15~0 3)) (.cse17 (<= ~a12~0 7)) (.cse18 (<= 7 ~a12~0)) (.cse20 (<= ~a12~0 5)) (.cse6 (= ~a16~0 9)) (.cse9 (<= 4 ~a15~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4) (and .cse5 .cse3 .cse2 .cse4) (and .cse0 .cse6) (and .cse5 .cse7 .cse8 .cse9 .cse10) (and .cse6 .cse11 .cse2) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 3)) .cse1 .cse12 .cse13 (= 7 ~a12~0)) (and .cse0 .cse1 .cse14 .cse15 .cse8) (and .cse1 .cse7) (and .cse1 .cse11 (<= .cse16 0) .cse9) (and .cse1 .cse14 .cse15 .cse17 .cse18 .cse8) (and .cse19 .cse1 .cse11 .cse13) (and .cse20 .cse5 .cse8 .cse9) (and .cse6 .cse3 .cse2 .cse4) (and .cse0 .cse14 .cse5) (and .cse19 .cse14 .cse5 .cse7) (and .cse6 .cse14 .cse11 .cse8) (and .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse14 .cse11 .cse5) (and .cse1 .cse12 .cse3) (and .cse14 .cse5 .cse7 .cse8) (and .cse14 .cse5 .cse17 .cse2 .cse18) (and .cse19 .cse1 .cse14 .cse18) (and .cse6 .cse17 .cse18) (and .cse20 .cse6 .cse9)))) [2022-07-12 01:26:18,293 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,293 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,293 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,293 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-12 01:26:18,294 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,295 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,296 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-12 01:26:18,297 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,298 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,299 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-12 01:26:18,300 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,300 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse15 (+ ~a18~0 156)) (.cse9 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse20 (<= ~a18~0 134)) (.cse21 (+ 87 ~a18~0))) (let ((.cse12 (<= .cse21 0)) (.cse10 (or (and .cse9 .cse3) .cse20)) (.cse4 (= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse13 (<= ~a16~0 11)) (.cse14 (= ~a12~0 6)) (.cse7 (= ~a12~0 8)) (.cse16 (<= 4 ~a15~0)) (.cse5 (<= 10 ~a16~0)) (.cse2 (< 0 .cse15)) (.cse19 (<= 0 .cse21)) (.cse11 (<= ~a15~0 3)) (.cse6 (= ~a16~0 9)) (.cse17 (<= ~a12~0 7)) (.cse18 (<= 7 ~a12~0)) (.cse1 (= ~a16~0 8)) (.cse8 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4) (and .cse5 .cse3 .cse2 .cse4) (and .cse0 .cse6) (and .cse6 .cse7 .cse2) (and .cse8 .cse1 .cse9 .cse10 (= 7 ~a12~0)) (and .cse0 .cse1 .cse11 .cse12 .cse13) (and .cse1 .cse14) (and .cse1 .cse7 (<= .cse15 0) .cse16) (and .cse1 .cse11 .cse12 .cse17 .cse18 .cse13) (and .cse19 .cse1 .cse7 .cse10) (and (<= ~a12~0 5) .cse5 .cse13 .cse16) (and .cse6 .cse3 .cse2 .cse4) (and .cse0 .cse11 .cse5) (and .cse6 .cse11 .cse7) (and .cse5 .cse14 .cse13) (and .cse19 .cse11 .cse5 .cse14) (and .cse11 .cse7 .cse5) (and .cse6 .cse17 .cse16) (and .cse11 .cse5 .cse17 .cse2 .cse18) (and .cse19 .cse1 .cse11 .cse18) (and .cse6 .cse17 .cse18) (and .cse1 .cse9 (or .cse8 .cse20) .cse3)))) [2022-07-12 01:26:18,300 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,300 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,300 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,300 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,301 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-12 01:26:18,302 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-12 01:26:18,303 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,303 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-12 01:26:18,303 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,303 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,303 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,303 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,303 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 01:26:18,304 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,305 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,306 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-12 01:26:18,307 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 01:26:18,308 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 110) no Hoare annotation was computed. [2022-07-12 01:26:18,308 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse16 (+ ~a18~0 156)) (.cse1 (= ~a16~0 8)) (.cse12 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse21 (+ 87 ~a18~0))) (let ((.cse15 (<= .cse21 0)) (.cse13 (or (and .cse12 .cse3) (<= ~a18~0 134))) (.cse4 (= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse10 (not .cse1)) (.cse11 (= ~a12~0 8)) (.cse7 (= ~a12~0 6)) (.cse8 (<= ~a16~0 11)) (.cse5 (<= 10 ~a16~0)) (.cse2 (< 0 .cse16)) (.cse19 (<= 0 .cse21)) (.cse14 (<= ~a15~0 3)) (.cse17 (<= ~a12~0 7)) (.cse18 (<= 7 ~a12~0)) (.cse20 (<= ~a12~0 5)) (.cse6 (= ~a16~0 9)) (.cse9 (<= 4 ~a15~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4) (and .cse5 .cse3 .cse2 .cse4) (and .cse0 .cse6) (and .cse5 .cse7 .cse8 .cse9 .cse10) (and .cse6 .cse11 .cse2) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 3)) .cse1 .cse12 .cse13 (= 7 ~a12~0)) (and .cse0 .cse1 .cse14 .cse15 .cse8) (and .cse1 .cse7) (and .cse1 .cse11 (<= .cse16 0) .cse9) (and .cse1 .cse14 .cse15 .cse17 .cse18 .cse8) (and .cse19 .cse1 .cse11 .cse13) (and .cse20 .cse5 .cse8 .cse9) (and .cse6 .cse3 .cse2 .cse4) (and .cse0 .cse14 .cse5) (and .cse19 .cse14 .cse5 .cse7) (and .cse6 .cse14 .cse11 .cse8) (and .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse14 .cse11 .cse5) (and .cse1 .cse12 .cse3) (and .cse14 .cse5 .cse7 .cse8) (and .cse14 .cse5 .cse17 .cse2 .cse18) (and .cse19 .cse1 .cse14 .cse18) (and .cse6 .cse17 .cse18) (and .cse20 .cse6 .cse9)))) [2022-07-12 01:26:18,308 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,308 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,308 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,309 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-12 01:26:18,310 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,311 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-12 01:26:18,312 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,313 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,314 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,315 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,316 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,317 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-12 01:26:18,318 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,319 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-12 01:26:18,320 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,321 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,322 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,323 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,324 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,325 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,326 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,327 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,328 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,329 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,330 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,331 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-12 01:26:18,332 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:26:18,333 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,333 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,333 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-12 01:26:18,333 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-12 01:26:18,333 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-12 01:26:18,333 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-12 01:26:18,338 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:26:18,340 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 01:26:18,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 01:26:18 BoogieIcfgContainer [2022-07-12 01:26:18,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 01:26:18,389 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 01:26:18,389 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 01:26:18,389 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 01:26:18,390 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:25:34" (3/4) ... [2022-07-12 01:26:18,393 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 01:26:18,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 01:26:18,426 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 01:26:18,429 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 01:26:18,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 01:26:18,604 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 01:26:18,605 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 01:26:18,605 INFO L158 Benchmark]: Toolchain (without parser) took 47072.62ms. Allocated memory was 94.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 64.0MB in the beginning and 821.4MB in the end (delta: -757.4MB). Peak memory consumption was 649.3MB. Max. memory is 16.1GB. [2022-07-12 01:26:18,606 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 01:26:18,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.08ms. Allocated memory is still 94.4MB. Free memory was 63.7MB in the beginning and 43.0MB in the end (delta: 20.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-07-12 01:26:18,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 270.49ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 60.5MB in the end (delta: -17.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-07-12 01:26:18,610 INFO L158 Benchmark]: Boogie Preprocessor took 185.64ms. Allocated memory is still 113.2MB. Free memory was 60.5MB in the beginning and 64.7MB in the end (delta: -4.3MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-07-12 01:26:18,610 INFO L158 Benchmark]: RCFGBuilder took 2055.88ms. Allocated memory was 113.2MB in the beginning and 182.5MB in the end (delta: 69.2MB). Free memory was 64.7MB in the beginning and 82.3MB in the end (delta: -17.6MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2022-07-12 01:26:18,611 INFO L158 Benchmark]: TraceAbstraction took 43453.97ms. Allocated memory was 182.5MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 81.3MB in the beginning and 845.5MB in the end (delta: -764.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-07-12 01:26:18,611 INFO L158 Benchmark]: Witness Printer took 215.85ms. Allocated memory is still 1.5GB. Free memory was 845.5MB in the beginning and 821.4MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-12 01:26:18,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.08ms. Allocated memory is still 94.4MB. Free memory was 63.7MB in the beginning and 43.0MB in the end (delta: 20.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 270.49ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 60.5MB in the end (delta: -17.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.64ms. Allocated memory is still 113.2MB. Free memory was 60.5MB in the beginning and 64.7MB in the end (delta: -4.3MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2055.88ms. Allocated memory was 113.2MB in the beginning and 182.5MB in the end (delta: 69.2MB). Free memory was 64.7MB in the beginning and 82.3MB in the end (delta: -17.6MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * TraceAbstraction took 43453.97ms. Allocated memory was 182.5MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 81.3MB in the beginning and 845.5MB in the end (delta: -764.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 215.85ms. Allocated memory is still 1.5GB. Free memory was 845.5MB in the beginning and 821.4MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. 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: 110]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 43.3s, OverallIterations: 20, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 24.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6755 SdHoareTripleChecker+Valid, 21.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6755 mSDsluCounter, 5606 SdHoareTripleChecker+Invalid, 17.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 274 mSDsCounter, 2983 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19963 IncrementalHoareTripleChecker+Invalid, 22946 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2983 mSolverCounterUnsat, 5332 mSDtfsCounter, 19963 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3302 GetRequests, 3257 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15796occurred in iteration=11, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 20 MinimizatonAttempts, 9985 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 181 NumberOfFragments, 1025 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3468 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 11999 FormulaSimplificationTreeSizeReductionInter, 5.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 17824 NumberOfCodeBlocks, 17824 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 17801 ConstructedInterpolants, 0 QuantifiedInterpolants, 43700 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3798 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 23 InterpolantComputations, 20 PerfectInterpolantSequences, 34294/35071 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: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a12 == 9 && a16 == 8) && 0 < a18 + 156) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((10 <= a16 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || (a12 == 9 && a16 == 9)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a16 == 8) && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || (((a16 == 8 && a12 == 8) && a18 + 156 <= 0) && 4 <= a15)) || (((((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a12 <= 7) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 <= 5 && 10 <= a16) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 10 <= a16)) || ((a16 == 9 && a15 <= 3) && a12 == 8)) || ((10 <= a16 && a12 == 6) && a16 <= 11)) || (((0 <= 87 + a18 && a15 <= 3) && 10 <= a16) && a12 == 6)) || ((a15 <= 3 && a12 == 8) && 10 <= a16)) || ((a16 == 9 && a12 <= 7) && 4 <= a15)) || ((((a15 <= 3 && 10 <= a16) && a12 <= 7) && 0 < a18 + 156) && 7 <= a12)) || (((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 7 <= a12)) || ((a16 == 9 && a12 <= 7) && 7 <= a12)) || (((a16 == 8 && a15 == 4) && (!(input == 3) || a18 <= 134)) && 5 == a12) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a12 == 9 && a16 == 8) && 0 < a18 + 156) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((10 <= a16 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || (a12 == 9 && a16 == 9)) || ((((10 <= a16 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a16 == 8) && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || (((a16 == 8 && a12 == 8) && a18 + 156 <= 0) && 4 <= a15)) || (((((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a12 <= 7) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 <= 5 && 10 <= a16) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 10 <= a16)) || (((0 <= 87 + a18 && a15 <= 3) && 10 <= a16) && a12 == 6)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((((a16 == 9 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a15 <= 3 && a12 == 8) && 10 <= a16)) || ((a16 == 8 && a15 == 4) && 5 == a12)) || (((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11)) || ((((a15 <= 3 && 10 <= a16) && a12 <= 7) && 0 < a18 + 156) && 7 <= a12)) || (((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 7 <= a12)) || ((a16 == 9 && a12 <= 7) && 7 <= a12)) || ((a12 <= 5 && a16 == 9) && 4 <= a15) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a12 == 9 && a16 == 8) && 0 < a18 + 156) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((10 <= a16 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || (a12 == 9 && a16 == 9)) || ((((10 <= a16 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a16 == 8) && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || (((a16 == 8 && a12 == 8) && a18 + 156 <= 0) && 4 <= a15)) || (((((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a12 <= 7) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 <= 5 && 10 <= a16) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 10 <= a16)) || (((0 <= 87 + a18 && a15 <= 3) && 10 <= a16) && a12 == 6)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((((a16 == 9 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a15 <= 3 && a12 == 8) && 10 <= a16)) || ((a16 == 8 && a15 == 4) && 5 == a12)) || (((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11)) || ((((a15 <= 3 && 10 <= a16) && a12 <= 7) && 0 < a18 + 156) && 7 <= a12)) || (((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 7 <= a12)) || ((a16 == 9 && a12 <= 7) && 7 <= a12)) || ((a12 <= 5 && a16 == 9) && 4 <= a15) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 01:26:18,646 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