./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label53.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_label53.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 f141a301b31229dd66a7cd564eee9643a79b3eee13542a71eb8c2449d9b4afb4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 01:27:57,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 01:27:57,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 01:27:57,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 01:27:57,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 01:27:57,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 01:27:57,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 01:27:57,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 01:27:57,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 01:27:57,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 01:27:57,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 01:27:57,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 01:27:57,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 01:27:57,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 01:27:57,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 01:27:57,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 01:27:57,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 01:27:57,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 01:27:57,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 01:27:57,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 01:27:57,786 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 01:27:57,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 01:27:57,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 01:27:57,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 01:27:57,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 01:27:57,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 01:27:57,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 01:27:57,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 01:27:57,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 01:27:57,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 01:27:57,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 01:27:57,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 01:27:57,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 01:27:57,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 01:27:57,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 01:27:57,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 01:27:57,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 01:27:57,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 01:27:57,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 01:27:57,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 01:27:57,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 01:27:57,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 01:27:57,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 01:27:57,844 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 01:27:57,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 01:27:57,845 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 01:27:57,845 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 01:27:57,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 01:27:57,846 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 01:27:57,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 01:27:57,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 01:27:57,847 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 01:27:57,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 01:27:57,848 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 01:27:57,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 01:27:57,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 01:27:57,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 01:27:57,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 01:27:57,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 01:27:57,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 01:27:57,849 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 01:27:57,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 01:27:57,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 01:27:57,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 01:27:57,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 01:27:57,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 01:27:57,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 01:27:57,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:27:57,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 01:27:57,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 01:27:57,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 01:27:57,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 01:27:57,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 01:27:57,853 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 01:27:57,853 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 01:27:57,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 01:27:57,853 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f141a301b31229dd66a7cd564eee9643a79b3eee13542a71eb8c2449d9b4afb4 [2022-07-12 01:27:58,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 01:27:58,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 01:27:58,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 01:27:58,126 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 01:27:58,127 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 01:27:58,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2022-07-12 01:27:58,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778987b42/bfb0ffc694e244498dba98ebe6b72311/FLAGcb8fbeb6c [2022-07-12 01:27:58,766 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 01:27:58,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2022-07-12 01:27:58,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778987b42/bfb0ffc694e244498dba98ebe6b72311/FLAGcb8fbeb6c [2022-07-12 01:27:59,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778987b42/bfb0ffc694e244498dba98ebe6b72311 [2022-07-12 01:27:59,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 01:27:59,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 01:27:59,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 01:27:59,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 01:27:59,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 01:27:59,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:27:59" (1/1) ... [2022-07-12 01:27:59,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3079631f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:27:59, skipping insertion in model container [2022-07-12 01:27:59,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:27:59" (1/1) ... [2022-07-12 01:27:59,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 01:27:59,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 01:27:59,461 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_label53.c[4014,4027] [2022-07-12 01:27:59,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:27:59,819 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 01:27:59,843 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_label53.c[4014,4027] [2022-07-12 01:27:59,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:28:00,000 INFO L208 MainTranslator]: Completed translation [2022-07-12 01:28:00,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00 WrapperNode [2022-07-12 01:28:00,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 01:28:00,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 01:28:00,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 01:28:00,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 01:28:00,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,161 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-12 01:28:00,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 01:28:00,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 01:28:00,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 01:28:00,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 01:28:00,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 01:28:00,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 01:28:00,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 01:28:00,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 01:28:00,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (1/1) ... [2022-07-12 01:28:00,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:28:00,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:28:00,321 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 01:28:00,331 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 01:28:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 01:28:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 01:28:00,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 01:28:00,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 01:28:00,409 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 01:28:00,410 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 01:28:02,224 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 01:28:02,241 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 01:28:02,241 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 01:28:02,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:28:02 BoogieIcfgContainer [2022-07-12 01:28:02,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 01:28:02,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 01:28:02,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 01:28:02,252 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 01:28:02,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:27:59" (1/3) ... [2022-07-12 01:28:02,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c346a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:28:02, skipping insertion in model container [2022-07-12 01:28:02,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:28:00" (2/3) ... [2022-07-12 01:28:02,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c346a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:28:02, skipping insertion in model container [2022-07-12 01:28:02,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:28:02" (3/3) ... [2022-07-12 01:28:02,254 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label53.c [2022-07-12 01:28:02,264 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 01:28:02,265 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 01:28:02,321 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 01:28:02,326 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@709c825b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@626b4c06 [2022-07-12 01:28:02,327 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 01:28:02,332 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 01:28:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-12 01:28:02,338 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:02,339 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:28:02,339 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:02,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:02,344 INFO L85 PathProgramCache]: Analyzing trace with hash 2088660649, now seen corresponding path program 1 times [2022-07-12 01:28:02,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:02,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390579556] [2022-07-12 01:28:02,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:02,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:02,553 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 01:28:02,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:02,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390579556] [2022-07-12 01:28:02,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390579556] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:02,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:02,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:28:02,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219691096] [2022-07-12 01:28:02,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:02,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:02,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:02,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:02,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:02,593 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 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 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 01:28:04,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:04,364 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-07-12 01:28:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:04,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 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 37 [2022-07-12 01:28:04,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:04,380 INFO L225 Difference]: With dead ends: 1137 [2022-07-12 01:28:04,380 INFO L226 Difference]: Without dead ends: 662 [2022-07-12 01:28:04,385 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 01:28:04,387 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 347 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:04,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 114 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-12 01:28:04,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-12 01:28:04,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-12 01:28:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 0 states have call successors, (0), 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 01:28:04,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2022-07-12 01:28:04,487 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 37 [2022-07-12 01:28:04,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:04,488 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2022-07-12 01:28:04,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 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 01:28:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2022-07-12 01:28:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-07-12 01:28:04,493 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:04,494 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:04,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 01:28:04,494 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:04,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:04,495 INFO L85 PathProgramCache]: Analyzing trace with hash -2144444855, now seen corresponding path program 1 times [2022-07-12 01:28:04,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:04,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350928070] [2022-07-12 01:28:04,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:04,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:28:04,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:04,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350928070] [2022-07-12 01:28:04,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350928070] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:04,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:04,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:28:04,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067515936] [2022-07-12 01:28:04,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:04,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:04,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:04,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:04,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:04,669 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:28:05,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:05,957 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2022-07-12 01:28:05,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:05,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2022-07-12 01:28:05,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:05,964 INFO L225 Difference]: With dead ends: 1980 [2022-07-12 01:28:05,964 INFO L226 Difference]: Without dead ends: 1320 [2022-07-12 01:28:05,966 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 01:28:05,967 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 343 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 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 01:28:05,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 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 01:28:05,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-12 01:28:05,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-12 01:28:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 0 states have call successors, (0), 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 01:28:05,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2022-07-12 01:28:05,999 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 103 [2022-07-12 01:28:06,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:06,000 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2022-07-12 01:28:06,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:28:06,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2022-07-12 01:28:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-07-12 01:28:06,002 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:06,002 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:06,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 01:28:06,003 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:06,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:06,004 INFO L85 PathProgramCache]: Analyzing trace with hash 925555273, now seen corresponding path program 1 times [2022-07-12 01:28:06,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:06,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655056513] [2022-07-12 01:28:06,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:06,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:28:06,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:06,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655056513] [2022-07-12 01:28:06,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655056513] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:06,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:06,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:28:06,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950201000] [2022-07-12 01:28:06,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:06,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:06,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:06,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:06,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:06,074 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 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 01:28:07,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:07,261 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2022-07-12 01:28:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:07,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 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 01:28:07,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:07,270 INFO L225 Difference]: With dead ends: 3296 [2022-07-12 01:28:07,270 INFO L226 Difference]: Without dead ends: 1978 [2022-07-12 01:28:07,272 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 01:28:07,273 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 381 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 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 01:28:07,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 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 01:28:07,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-07-12 01:28:07,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-07-12 01:28:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 0 states have call successors, (0), 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 01:28:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2022-07-12 01:28:07,319 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 104 [2022-07-12 01:28:07,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:07,320 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2022-07-12 01:28:07,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 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 01:28:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2022-07-12 01:28:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-07-12 01:28:07,323 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:07,323 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:07,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 01:28:07,324 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:07,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:07,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1093615855, now seen corresponding path program 1 times [2022-07-12 01:28:07,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:07,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924811449] [2022-07-12 01:28:07,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:07,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:28:07,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:07,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924811449] [2022-07-12 01:28:07,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924811449] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:07,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:07,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:28:07,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930912624] [2022-07-12 01:28:07,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:07,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:07,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:07,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:07,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:07,511 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 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 01:28:08,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:08,820 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2022-07-12 01:28:08,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:08,820 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 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 196 [2022-07-12 01:28:08,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:08,833 INFO L225 Difference]: With dead ends: 5928 [2022-07-12 01:28:08,833 INFO L226 Difference]: Without dead ends: 3952 [2022-07-12 01:28:08,837 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 01:28:08,845 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 181 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:08,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 259 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 01:28:08,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-12 01:28:08,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-12 01:28:08,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.216400911161731) internal successors, (4806), 3951 states have internal predecessors, (4806), 0 states have call successors, (0), 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 01:28:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2022-07-12 01:28:08,932 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 196 [2022-07-12 01:28:08,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:08,934 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2022-07-12 01:28:08,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 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 01:28:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2022-07-12 01:28:08,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-07-12 01:28:08,938 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:08,939 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:08,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 01:28:08,940 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:08,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:08,941 INFO L85 PathProgramCache]: Analyzing trace with hash -2133395162, now seen corresponding path program 1 times [2022-07-12 01:28:08,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:08,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713389997] [2022-07-12 01:28:08,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:08,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:28:09,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:09,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713389997] [2022-07-12 01:28:09,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713389997] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:09,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:09,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:09,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665907670] [2022-07-12 01:28:09,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:09,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:28:09,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:09,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:28:09,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:28:09,223 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 70.5) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 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 01:28:10,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:10,522 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2022-07-12 01:28:10,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:28:10,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 70.5) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 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 282 [2022-07-12 01:28:10,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:10,539 INFO L225 Difference]: With dead ends: 8269 [2022-07-12 01:28:10,539 INFO L226 Difference]: Without dead ends: 4319 [2022-07-12 01:28:10,545 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 01:28:10,545 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:10,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:28:10,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2022-07-12 01:28:10,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2022-07-12 01:28:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.2011682242990653) internal successors, (5141), 4280 states have internal predecessors, (5141), 0 states have call successors, (0), 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 01:28:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2022-07-12 01:28:10,619 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 282 [2022-07-12 01:28:10,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:10,620 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2022-07-12 01:28:10,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 70.5) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 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 01:28:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2022-07-12 01:28:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2022-07-12 01:28:10,627 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:10,628 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:28:10,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 01:28:10,629 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:10,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:10,629 INFO L85 PathProgramCache]: Analyzing trace with hash -883223724, now seen corresponding path program 1 times [2022-07-12 01:28:10,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:10,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284300279] [2022-07-12 01:28:10,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:10,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:28:10,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:10,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284300279] [2022-07-12 01:28:10,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284300279] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:10,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:10,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 01:28:10,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339430925] [2022-07-12 01:28:10,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:10,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 01:28:10,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:10,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 01:28:10,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:28:10,847 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 52.714285714285715) internal successors, (369), 6 states have internal predecessors, (369), 0 states have call successors, (0), 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 01:28:12,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:12,388 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2022-07-12 01:28:12,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:28:12,391 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 52.714285714285715) internal successors, (369), 6 states have internal predecessors, (369), 0 states have call successors, (0), 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 369 [2022-07-12 01:28:12,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:12,404 INFO L225 Difference]: With dead ends: 8090 [2022-07-12 01:28:12,404 INFO L226 Difference]: Without dead ends: 3952 [2022-07-12 01:28:12,410 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 01:28:12,411 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 371 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:12,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 290 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:28:12,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-12 01:28:12,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-12 01:28:12,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0802328524424196) internal successors, (4268), 3951 states have internal predecessors, (4268), 0 states have call successors, (0), 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 01:28:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2022-07-12 01:28:12,473 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 369 [2022-07-12 01:28:12,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:12,473 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2022-07-12 01:28:12,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 52.714285714285715) internal successors, (369), 6 states have internal predecessors, (369), 0 states have call successors, (0), 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 01:28:12,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2022-07-12 01:28:12,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-07-12 01:28:12,478 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:12,479 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 01:28:12,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 01:28:12,479 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:12,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:12,480 INFO L85 PathProgramCache]: Analyzing trace with hash 801800556, now seen corresponding path program 1 times [2022-07-12 01:28:12,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:12,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453910664] [2022-07-12 01:28:12,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:12,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-07-12 01:28:12,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:12,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453910664] [2022-07-12 01:28:12,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453910664] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:28:12,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156245851] [2022-07-12 01:28:12,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:12,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:12,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:28:12,699 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 01:28:12,739 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 01:28:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:12,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:28:12,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:28:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-07-12 01:28:13,404 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:28:13,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156245851] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:13,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:28:13,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-07-12 01:28:13,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086243577] [2022-07-12 01:28:13,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:13,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:13,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:13,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:13,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:28:13,408 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 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 01:28:14,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:14,275 INFO L93 Difference]: Finished difference Result 4941 states and 5287 transitions. [2022-07-12 01:28:14,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:14,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 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 376 [2022-07-12 01:28:14,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:14,290 INFO L225 Difference]: With dead ends: 4941 [2022-07-12 01:28:14,291 INFO L226 Difference]: Without dead ends: 4939 [2022-07-12 01:28:14,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:28:14,293 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 108 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:14,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 83 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:28:14,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2022-07-12 01:28:14,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4281. [2022-07-12 01:28:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.0771028037383177) internal successors, (4610), 4280 states have internal predecessors, (4610), 0 states have call successors, (0), 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 01:28:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4610 transitions. [2022-07-12 01:28:14,352 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4610 transitions. Word has length 376 [2022-07-12 01:28:14,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:14,353 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 4610 transitions. [2022-07-12 01:28:14,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 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 01:28:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4610 transitions. [2022-07-12 01:28:14,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2022-07-12 01:28:14,365 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:14,366 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:28:14,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 01:28:14,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:14,590 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:14,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:14,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1192737784, now seen corresponding path program 1 times [2022-07-12 01:28:14,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:14,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120676562] [2022-07-12 01:28:14,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:14,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-07-12 01:28:14,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:14,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120676562] [2022-07-12 01:28:14,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120676562] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:14,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:14,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:14,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107509953] [2022-07-12 01:28:14,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:14,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:14,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:14,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:14,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:14,807 INFO L87 Difference]: Start difference. First operand 4281 states and 4610 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 01:28:15,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:15,698 INFO L93 Difference]: Finished difference Result 10534 states and 11440 transitions. [2022-07-12 01:28:15,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:15,698 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 575 [2022-07-12 01:28:15,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:15,715 INFO L225 Difference]: With dead ends: 10534 [2022-07-12 01:28:15,716 INFO L226 Difference]: Without dead ends: 6584 [2022-07-12 01:28:15,721 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 01:28:15,722 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 219 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:15,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 434 Invalid, 864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:28:15,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-07-12 01:28:15,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6255. [2022-07-12 01:28:15,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0599616245602814) internal successors, (6629), 6254 states have internal predecessors, (6629), 0 states have call successors, (0), 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 01:28:15,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6629 transitions. [2022-07-12 01:28:15,809 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6629 transitions. Word has length 575 [2022-07-12 01:28:15,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:15,810 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6629 transitions. [2022-07-12 01:28:15,810 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 01:28:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6629 transitions. [2022-07-12 01:28:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2022-07-12 01:28:15,820 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:15,820 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:28:15,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 01:28:15,821 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:15,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:15,821 INFO L85 PathProgramCache]: Analyzing trace with hash -458071923, now seen corresponding path program 1 times [2022-07-12 01:28:15,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:15,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065849233] [2022-07-12 01:28:15,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:15,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:16,076 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 721 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-12 01:28:16,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:16,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065849233] [2022-07-12 01:28:16,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065849233] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:16,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:16,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:16,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531874005] [2022-07-12 01:28:16,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:16,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:16,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:16,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:16,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:16,079 INFO L87 Difference]: Start difference. First operand 6255 states and 6629 transitions. Second operand has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 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 01:28:16,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:16,877 INFO L93 Difference]: Finished difference Result 14153 states and 15124 transitions. [2022-07-12 01:28:16,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:16,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 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 679 [2022-07-12 01:28:16,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:16,896 INFO L225 Difference]: With dead ends: 14153 [2022-07-12 01:28:16,896 INFO L226 Difference]: Without dead ends: 8229 [2022-07-12 01:28:16,904 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 01:28:16,904 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 176 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:16,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 420 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:28:16,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8229 states. [2022-07-12 01:28:16,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8229 to 7900. [2022-07-12 01:28:17,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 7899 states have (on average 1.0557032535764022) internal successors, (8339), 7899 states have internal predecessors, (8339), 0 states have call successors, (0), 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 01:28:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8339 transitions. [2022-07-12 01:28:17,016 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8339 transitions. Word has length 679 [2022-07-12 01:28:17,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:17,016 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 8339 transitions. [2022-07-12 01:28:17,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 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 01:28:17,017 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8339 transitions. [2022-07-12 01:28:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2022-07-12 01:28:17,054 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:17,055 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 01:28:17,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 01:28:17,055 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:17,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:17,056 INFO L85 PathProgramCache]: Analyzing trace with hash 100717082, now seen corresponding path program 1 times [2022-07-12 01:28:17,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:17,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144309189] [2022-07-12 01:28:17,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:17,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 717 proven. 0 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2022-07-12 01:28:17,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:17,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144309189] [2022-07-12 01:28:17,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144309189] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:17,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:17,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:17,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726331476] [2022-07-12 01:28:17,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:17,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:17,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:17,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:17,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:17,505 INFO L87 Difference]: Start difference. First operand 7900 states and 8339 transitions. Second operand has 3 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 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 01:28:18,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:18,350 INFO L93 Difference]: Finished difference Result 19746 states and 20932 transitions. [2022-07-12 01:28:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:18,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 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 910 [2022-07-12 01:28:18,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:18,370 INFO L225 Difference]: With dead ends: 19746 [2022-07-12 01:28:18,370 INFO L226 Difference]: Without dead ends: 10532 [2022-07-12 01:28:18,380 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 01:28:18,381 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 143 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:18,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 430 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:28:18,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2022-07-12 01:28:18,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10203. [2022-07-12 01:28:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10203 states, 10202 states have (on average 1.0462654381493826) internal successors, (10674), 10202 states have internal predecessors, (10674), 0 states have call successors, (0), 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 01:28:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10674 transitions. [2022-07-12 01:28:18,539 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10674 transitions. Word has length 910 [2022-07-12 01:28:18,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:18,541 INFO L495 AbstractCegarLoop]: Abstraction has 10203 states and 10674 transitions. [2022-07-12 01:28:18,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 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 01:28:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10674 transitions. [2022-07-12 01:28:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1225 [2022-07-12 01:28:18,570 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:18,571 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:28:18,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 01:28:18,571 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:18,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:18,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1469459441, now seen corresponding path program 1 times [2022-07-12 01:28:18,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:18,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849519202] [2022-07-12 01:28:18,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:18,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:19,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2846 backedges. 1987 proven. 0 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-07-12 01:28:19,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:19,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849519202] [2022-07-12 01:28:19,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849519202] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:19,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:19,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:19,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167213024] [2022-07-12 01:28:19,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:19,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:19,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:19,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:19,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:19,084 INFO L87 Difference]: Start difference. First operand 10203 states and 10674 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 01:28:19,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:19,895 INFO L93 Difference]: Finished difference Result 23036 states and 24244 transitions. [2022-07-12 01:28:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:19,895 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 1224 [2022-07-12 01:28:19,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:19,958 INFO L225 Difference]: With dead ends: 23036 [2022-07-12 01:28:19,958 INFO L226 Difference]: Without dead ends: 13164 [2022-07-12 01:28:19,967 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 01:28:19,968 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 221 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:19,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 432 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:28:19,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-07-12 01:28:20,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2022-07-12 01:28:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.0407511298114385) internal successors, (13357), 12834 states have internal predecessors, (13357), 0 states have call successors, (0), 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 01:28:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13357 transitions. [2022-07-12 01:28:20,117 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13357 transitions. Word has length 1224 [2022-07-12 01:28:20,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:20,118 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13357 transitions. [2022-07-12 01:28:20,118 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 01:28:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13357 transitions. [2022-07-12 01:28:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1226 [2022-07-12 01:28:20,144 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:20,145 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:28:20,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 01:28:20,146 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:20,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:20,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1993682398, now seen corresponding path program 1 times [2022-07-12 01:28:20,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:20,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553782257] [2022-07-12 01:28:20,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:20,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2852 backedges. 1039 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-07-12 01:28:20,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:20,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553782257] [2022-07-12 01:28:20,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553782257] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:20,729 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:20,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:20,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661584774] [2022-07-12 01:28:20,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:20,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:20,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:20,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:20,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:20,733 INFO L87 Difference]: Start difference. First operand 12835 states and 13357 transitions. Second operand has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:28:21,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:21,630 INFO L93 Difference]: Finished difference Result 27971 states and 29124 transitions. [2022-07-12 01:28:21,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:21,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1225 [2022-07-12 01:28:21,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:21,655 INFO L225 Difference]: With dead ends: 27971 [2022-07-12 01:28:21,655 INFO L226 Difference]: Without dead ends: 13493 [2022-07-12 01:28:21,671 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 01:28:21,672 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 170 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:21,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 412 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:28:21,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2022-07-12 01:28:21,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 12835. [2022-07-12 01:28:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.0310892940626462) internal successors, (13233), 12834 states have internal predecessors, (13233), 0 states have call successors, (0), 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 01:28:21,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13233 transitions. [2022-07-12 01:28:21,839 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13233 transitions. Word has length 1225 [2022-07-12 01:28:21,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:21,840 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13233 transitions. [2022-07-12 01:28:21,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:28:21,841 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13233 transitions. [2022-07-12 01:28:21,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1342 [2022-07-12 01:28:21,863 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:21,863 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-12 01:28:21,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-12 01:28:21,864 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:21,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:21,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1738652371, now seen corresponding path program 1 times [2022-07-12 01:28:21,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:21,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708981809] [2022-07-12 01:28:21,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3073 backedges. 2301 proven. 6 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2022-07-12 01:28:22,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:22,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708981809] [2022-07-12 01:28:22,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708981809] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:28:22,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405595400] [2022-07-12 01:28:22,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:22,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:22,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:28:22,653 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 01:28:22,699 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 01:28:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:22,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 1575 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 01:28:23,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:28:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3073 backedges. 1606 proven. 201 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2022-07-12 01:28:25,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:28:29,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3073 backedges. 1606 proven. 201 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2022-07-12 01:28:29,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405595400] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:28:29,728 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:28:29,729 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 3, 3] total 12 [2022-07-12 01:28:29,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690612211] [2022-07-12 01:28:29,729 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:28:29,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-12 01:28:29,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:29,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-12 01:28:29,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-07-12 01:28:29,733 INFO L87 Difference]: Start difference. First operand 12835 states and 13233 transitions. Second operand has 12 states, 12 states have (on average 164.5) internal successors, (1974), 12 states have internal predecessors, (1974), 0 states have call successors, (0), 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 01:28:37,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:37,514 INFO L93 Difference]: Finished difference Result 36606 states and 37755 transitions. [2022-07-12 01:28:37,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-07-12 01:28:37,515 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 164.5) internal successors, (1974), 12 states have internal predecessors, (1974), 0 states have call successors, (0), 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 1341 [2022-07-12 01:28:37,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:37,545 INFO L225 Difference]: With dead ends: 36606 [2022-07-12 01:28:37,546 INFO L226 Difference]: Without dead ends: 24102 [2022-07-12 01:28:37,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2721 GetRequests, 2692 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2022-07-12 01:28:37,557 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 1591 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 17415 mSolverCounterSat, 434 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 17849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 434 IncrementalHoareTripleChecker+Valid, 17415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:37,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 581 Invalid, 17849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [434 Valid, 17415 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2022-07-12 01:28:37,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24102 states. [2022-07-12 01:28:37,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24102 to 12506. [2022-07-12 01:28:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12506 states, 12505 states have (on average 1.0283086765293883) internal successors, (12859), 12505 states have internal predecessors, (12859), 0 states have call successors, (0), 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 01:28:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 12859 transitions. [2022-07-12 01:28:37,760 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 12859 transitions. Word has length 1341 [2022-07-12 01:28:37,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:37,760 INFO L495 AbstractCegarLoop]: Abstraction has 12506 states and 12859 transitions. [2022-07-12 01:28:37,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 164.5) internal successors, (1974), 12 states have internal predecessors, (1974), 0 states have call successors, (0), 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 01:28:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 12859 transitions. [2022-07-12 01:28:37,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1606 [2022-07-12 01:28:37,790 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:37,791 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-12 01:28:37,826 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 01:28:38,007 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 01:28:38,008 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:38,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:38,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1367250245, now seen corresponding path program 1 times [2022-07-12 01:28:38,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:38,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169473617] [2022-07-12 01:28:38,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:38,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5103 backedges. 2125 proven. 156 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2022-07-12 01:28:38,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:38,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169473617] [2022-07-12 01:28:38,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169473617] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:28:38,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227998251] [2022-07-12 01:28:38,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:38,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:38,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:28:38,640 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 01:28:38,641 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 01:28:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:39,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1880 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 01:28:39,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:28:39,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5103 backedges. 2281 proven. 0 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2022-07-12 01:28:39,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:28:39,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227998251] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:39,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:28:39,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-12 01:28:39,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259501683] [2022-07-12 01:28:39,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:39,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:39,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:39,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:39,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:28:39,769 INFO L87 Difference]: Start difference. First operand 12506 states and 12859 transitions. Second operand has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 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 01:28:40,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:40,469 INFO L93 Difference]: Finished difference Result 26984 states and 27755 transitions. [2022-07-12 01:28:40,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:40,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 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 1605 [2022-07-12 01:28:40,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:40,495 INFO L225 Difference]: With dead ends: 26984 [2022-07-12 01:28:40,495 INFO L226 Difference]: Without dead ends: 14809 [2022-07-12 01:28:40,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1609 GetRequests, 1604 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:28:40,506 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 173 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:40,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 92 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:28:40,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-07-12 01:28:40,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 13493. [2022-07-12 01:28:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.02683071449748) internal successors, (13854), 13492 states have internal predecessors, (13854), 0 states have call successors, (0), 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 01:28:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13854 transitions. [2022-07-12 01:28:40,654 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13854 transitions. Word has length 1605 [2022-07-12 01:28:40,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:40,655 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13854 transitions. [2022-07-12 01:28:40,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 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 01:28:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13854 transitions. [2022-07-12 01:28:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1775 [2022-07-12 01:28:40,684 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:40,685 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 9, 8, 8, 8, 8, 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, 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, 4, 4, 4, 4, 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, 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] [2022-07-12 01:28:40,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 01:28:40,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:40,894 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:40,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:40,895 INFO L85 PathProgramCache]: Analyzing trace with hash 2082512192, now seen corresponding path program 1 times [2022-07-12 01:28:40,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:40,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10071757] [2022-07-12 01:28:40,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:40,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:41,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6287 backedges. 4162 proven. 0 refuted. 0 times theorem prover too weak. 2125 trivial. 0 not checked. [2022-07-12 01:28:41,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:41,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10071757] [2022-07-12 01:28:41,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10071757] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:41,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:41,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 01:28:41,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493208277] [2022-07-12 01:28:41,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:41,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:28:41,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:41,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:28:41,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:28:41,667 INFO L87 Difference]: Start difference. First operand 13493 states and 13854 transitions. Second operand has 5 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 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 01:28:42,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:42,956 INFO L93 Difference]: Finished difference Result 27322 states and 28063 transitions. [2022-07-12 01:28:42,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 01:28:42,957 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 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 1774 [2022-07-12 01:28:42,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:42,978 INFO L225 Difference]: With dead ends: 27322 [2022-07-12 01:28:42,978 INFO L226 Difference]: Without dead ends: 14160 [2022-07-12 01:28:42,987 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 01:28:42,988 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 601 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:42,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 434 Invalid, 2108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:28:42,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14160 states. [2022-07-12 01:28:43,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14160 to 13822. [2022-07-12 01:28:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.026987916937993) internal successors, (14194), 13821 states have internal predecessors, (14194), 0 states have call successors, (0), 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 01:28:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14194 transitions. [2022-07-12 01:28:43,150 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14194 transitions. Word has length 1774 [2022-07-12 01:28:43,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:43,151 INFO L495 AbstractCegarLoop]: Abstraction has 13822 states and 14194 transitions. [2022-07-12 01:28:43,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 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 01:28:43,151 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14194 transitions. [2022-07-12 01:28:43,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1923 [2022-07-12 01:28:43,223 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:43,224 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 9, 9, 9, 9, 8, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:43,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 01:28:43,224 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:43,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:43,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1106209618, now seen corresponding path program 1 times [2022-07-12 01:28:43,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:43,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371095898] [2022-07-12 01:28:43,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:44,046 INFO L134 CoverageAnalysis]: Checked inductivity of 7187 backedges. 1411 proven. 0 refuted. 0 times theorem prover too weak. 5776 trivial. 0 not checked. [2022-07-12 01:28:44,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:44,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371095898] [2022-07-12 01:28:44,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371095898] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:44,047 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:44,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:44,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344118913] [2022-07-12 01:28:44,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:44,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:44,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:44,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:44,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:44,049 INFO L87 Difference]: Start difference. First operand 13822 states and 14194 transitions. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 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 01:28:44,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:44,847 INFO L93 Difference]: Finished difference Result 29945 states and 30760 transitions. [2022-07-12 01:28:44,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:44,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 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 1922 [2022-07-12 01:28:44,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:44,870 INFO L225 Difference]: With dead ends: 29945 [2022-07-12 01:28:44,870 INFO L226 Difference]: Without dead ends: 16454 [2022-07-12 01:28:44,881 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 01:28:44,881 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 223 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:44,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 41 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:28:44,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2022-07-12 01:28:45,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 15796. [2022-07-12 01:28:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.025261158594492) internal successors, (16194), 15795 states have internal predecessors, (16194), 0 states have call successors, (0), 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 01:28:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16194 transitions. [2022-07-12 01:28:45,132 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16194 transitions. Word has length 1922 [2022-07-12 01:28:45,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:45,133 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16194 transitions. [2022-07-12 01:28:45,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 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 01:28:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16194 transitions. [2022-07-12 01:28:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1989 [2022-07-12 01:28:45,165 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:45,165 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 9, 9, 9, 9, 8, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-12 01:28:45,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-12 01:28:45,166 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:45,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:45,166 INFO L85 PathProgramCache]: Analyzing trace with hash -917324877, now seen corresponding path program 1 times [2022-07-12 01:28:45,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:45,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003659394] [2022-07-12 01:28:45,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:45,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 7509 backedges. 1411 proven. 0 refuted. 0 times theorem prover too weak. 6098 trivial. 0 not checked. [2022-07-12 01:28:46,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:46,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003659394] [2022-07-12 01:28:46,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003659394] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:46,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:46,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 01:28:46,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915163337] [2022-07-12 01:28:46,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:46,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:28:46,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:46,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:28:46,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:28:46,011 INFO L87 Difference]: Start difference. First operand 15796 states and 16194 transitions. Second operand has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 0 states have call successors, (0), 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 01:28:46,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:46,839 INFO L93 Difference]: Finished difference Result 31284 states and 32078 transitions. [2022-07-12 01:28:46,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:28:46,839 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 0 states have call successors, (0), 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 1988 [2022-07-12 01:28:46,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:46,860 INFO L225 Difference]: With dead ends: 31284 [2022-07-12 01:28:46,860 INFO L226 Difference]: Without dead ends: 15796 [2022-07-12 01:28:46,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:28:46,873 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 227 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:46,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 16 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:28:46,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2022-07-12 01:28:47,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15796. [2022-07-12 01:28:47,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0251978474200696) internal successors, (16193), 15795 states have internal predecessors, (16193), 0 states have call successors, (0), 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 01:28:47,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16193 transitions. [2022-07-12 01:28:47,089 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16193 transitions. Word has length 1988 [2022-07-12 01:28:47,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:47,090 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16193 transitions. [2022-07-12 01:28:47,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 0 states have call successors, (0), 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 01:28:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16193 transitions. [2022-07-12 01:28:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2098 [2022-07-12 01:28:47,128 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:47,129 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 9, 9, 9, 9, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:28:47,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-12 01:28:47,129 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:47,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:47,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1744380816, now seen corresponding path program 1 times [2022-07-12 01:28:47,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:47,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842570418] [2022-07-12 01:28:47,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:47,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:48,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7926 backedges. 6004 proven. 319 refuted. 0 times theorem prover too weak. 1603 trivial. 0 not checked. [2022-07-12 01:28:48,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:48,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842570418] [2022-07-12 01:28:48,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842570418] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:28:48,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20935625] [2022-07-12 01:28:48,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:48,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:48,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:28:48,281 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:28:48,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 01:28:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:48,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 2435 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 01:28:48,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:28:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 7926 backedges. 4431 proven. 0 refuted. 0 times theorem prover too weak. 3495 trivial. 0 not checked. [2022-07-12 01:28:49,027 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:28:49,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20935625] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:49,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:28:49,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-07-12 01:28:49,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353647189] [2022-07-12 01:28:49,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:49,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:49,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:49,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:49,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:28:49,030 INFO L87 Difference]: Start difference. First operand 15796 states and 16193 transitions. Second operand has 3 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 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 01:28:49,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:49,836 INFO L93 Difference]: Finished difference Result 31919 states and 32722 transitions. [2022-07-12 01:28:49,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:49,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 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 2097 [2022-07-12 01:28:49,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:49,854 INFO L225 Difference]: With dead ends: 31919 [2022-07-12 01:28:49,854 INFO L226 Difference]: Without dead ends: 16454 [2022-07-12 01:28:49,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2104 GetRequests, 2097 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:28:49,867 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 263 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:49,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 429 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:28:49,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2022-07-12 01:28:50,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16454. [2022-07-12 01:28:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16454 states, 16453 states have (on average 1.0244332340606577) internal successors, (16855), 16453 states have internal predecessors, (16855), 0 states have call successors, (0), 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 01:28:50,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16454 states to 16454 states and 16855 transitions. [2022-07-12 01:28:50,041 INFO L78 Accepts]: Start accepts. Automaton has 16454 states and 16855 transitions. Word has length 2097 [2022-07-12 01:28:50,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:50,042 INFO L495 AbstractCegarLoop]: Abstraction has 16454 states and 16855 transitions. [2022-07-12 01:28:50,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 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 01:28:50,042 INFO L276 IsEmpty]: Start isEmpty. Operand 16454 states and 16855 transitions. [2022-07-12 01:28:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2252 [2022-07-12 01:28:50,083 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:50,083 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 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, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:50,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 01:28:50,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-07-12 01:28:50,284 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:50,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:50,285 INFO L85 PathProgramCache]: Analyzing trace with hash -622089054, now seen corresponding path program 1 times [2022-07-12 01:28:50,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:50,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635196580] [2022-07-12 01:28:50,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:50,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 9914 backedges. 5868 proven. 0 refuted. 0 times theorem prover too weak. 4046 trivial. 0 not checked. [2022-07-12 01:28:51,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:51,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635196580] [2022-07-12 01:28:51,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635196580] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:51,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:51,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:28:51,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709662529] [2022-07-12 01:28:51,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:51,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:51,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:51,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:51,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:28:51,077 INFO L87 Difference]: Start difference. First operand 16454 states and 16855 transitions. Second operand has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 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 01:28:51,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:51,759 INFO L93 Difference]: Finished difference Result 32577 states and 33377 transitions. [2022-07-12 01:28:51,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:51,760 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 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 2251 [2022-07-12 01:28:51,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:51,775 INFO L225 Difference]: With dead ends: 32577 [2022-07-12 01:28:51,775 INFO L226 Difference]: Without dead ends: 16454 [2022-07-12 01:28:51,784 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 01:28:51,784 INFO L413 NwaCegarLoop]: 407 mSDtfsCounter, 262 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:51,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 413 Invalid, 802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:28:51,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2022-07-12 01:28:51,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16454. [2022-07-12 01:28:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16454 states, 16453 states have (on average 1.0173828481128062) internal successors, (16739), 16453 states have internal predecessors, (16739), 0 states have call successors, (0), 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 01:28:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16454 states to 16454 states and 16739 transitions. [2022-07-12 01:28:51,939 INFO L78 Accepts]: Start accepts. Automaton has 16454 states and 16739 transitions. Word has length 2251 [2022-07-12 01:28:51,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:51,939 INFO L495 AbstractCegarLoop]: Abstraction has 16454 states and 16739 transitions. [2022-07-12 01:28:51,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 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 01:28:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 16454 states and 16739 transitions. [2022-07-12 01:28:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2325 [2022-07-12 01:28:52,049 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:52,050 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 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, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 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, 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, 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, 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] [2022-07-12 01:28:52,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-12 01:28:52,051 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:52,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:52,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1462643327, now seen corresponding path program 1 times [2022-07-12 01:28:52,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:52,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226720440] [2022-07-12 01:28:52,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:52,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 9982 backedges. 7591 proven. 342 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2022-07-12 01:28:53,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:53,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226720440] [2022-07-12 01:28:53,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226720440] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:28:53,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913591077] [2022-07-12 01:28:53,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:53,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:53,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:28:53,123 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:28:53,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 01:28:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:53,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 2706 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 01:28:53,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:28:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 9982 backedges. 5390 proven. 0 refuted. 0 times theorem prover too weak. 4592 trivial. 0 not checked. [2022-07-12 01:28:53,908 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:28:53,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913591077] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:53,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:28:53,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-07-12 01:28:53,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198092635] [2022-07-12 01:28:53,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:53,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:28:53,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:53,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:28:53,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:28:53,913 INFO L87 Difference]: Start difference. First operand 16454 states and 16739 transitions. Second operand has 3 states, 3 states have (on average 226.33333333333334) internal successors, (679), 3 states have internal predecessors, (679), 0 states have call successors, (0), 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 01:28:54,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:54,850 INFO L93 Difference]: Finished difference Result 34880 states and 35500 transitions. [2022-07-12 01:28:54,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:28:54,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 226.33333333333334) internal successors, (679), 3 states have internal predecessors, (679), 0 states have call successors, (0), 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 2324 [2022-07-12 01:28:54,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:54,873 INFO L225 Difference]: With dead ends: 34880 [2022-07-12 01:28:54,873 INFO L226 Difference]: Without dead ends: 18757 [2022-07-12 01:28:54,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2331 GetRequests, 2324 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:28:54,886 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 221 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:54,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 421 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:28:54,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18757 states. [2022-07-12 01:28:55,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18757 to 18099. [2022-07-12 01:28:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18099 states, 18098 states have (on average 1.0169079456293513) internal successors, (18404), 18098 states have internal predecessors, (18404), 0 states have call successors, (0), 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 01:28:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18099 states to 18099 states and 18404 transitions. [2022-07-12 01:28:55,063 INFO L78 Accepts]: Start accepts. Automaton has 18099 states and 18404 transitions. Word has length 2324 [2022-07-12 01:28:55,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:55,064 INFO L495 AbstractCegarLoop]: Abstraction has 18099 states and 18404 transitions. [2022-07-12 01:28:55,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 226.33333333333334) internal successors, (679), 3 states have internal predecessors, (679), 0 states have call successors, (0), 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 01:28:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 18099 states and 18404 transitions. [2022-07-12 01:28:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2418 [2022-07-12 01:28:55,106 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:28:55,107 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:28:55,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 01:28:55,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:28:55,308 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:28:55,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:28:55,308 INFO L85 PathProgramCache]: Analyzing trace with hash -688367373, now seen corresponding path program 1 times [2022-07-12 01:28:55,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:28:55,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519380552] [2022-07-12 01:28:55,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:28:55,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:28:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:28:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10661 backedges. 7006 proven. 0 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2022-07-12 01:28:56,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:28:56,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519380552] [2022-07-12 01:28:56,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519380552] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:28:56,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:28:56,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 01:28:56,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899210956] [2022-07-12 01:28:56,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:28:56,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 01:28:56,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:28:56,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 01:28:56,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 01:28:56,288 INFO L87 Difference]: Start difference. First operand 18099 states and 18404 transitions. Second operand has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 0 states have call successors, (0), 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 01:28:59,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:28:59,679 INFO L93 Difference]: Finished difference Result 50222 states and 51088 transitions. [2022-07-12 01:28:59,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-12 01:28:59,680 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 0 states have call successors, (0), 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 2417 [2022-07-12 01:28:59,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:28:59,709 INFO L225 Difference]: With dead ends: 50222 [2022-07-12 01:28:59,709 INFO L226 Difference]: Without dead ends: 32454 [2022-07-12 01:28:59,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2022-07-12 01:28:59,724 INFO L413 NwaCegarLoop]: 763 mSDtfsCounter, 902 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 6583 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 6703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 6583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-12 01:28:59,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 1355 Invalid, 6703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 6583 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-07-12 01:28:59,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32454 states. [2022-07-12 01:28:59,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32454 to 18099. [2022-07-12 01:28:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18099 states, 18098 states have (on average 1.0168526909050724) internal successors, (18403), 18098 states have internal predecessors, (18403), 0 states have call successors, (0), 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 01:28:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18099 states to 18099 states and 18403 transitions. [2022-07-12 01:28:59,997 INFO L78 Accepts]: Start accepts. Automaton has 18099 states and 18403 transitions. Word has length 2417 [2022-07-12 01:28:59,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:28:59,998 INFO L495 AbstractCegarLoop]: Abstraction has 18099 states and 18403 transitions. [2022-07-12 01:28:59,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 0 states have call successors, (0), 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 01:28:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 18099 states and 18403 transitions. [2022-07-12 01:29:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2445 [2022-07-12 01:29:00,041 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:29:00,042 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 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] [2022-07-12 01:29:00,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-12 01:29:00,042 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:29:00,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:29:00,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1867882763, now seen corresponding path program 1 times [2022-07-12 01:29:00,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:29:00,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195422361] [2022-07-12 01:29:00,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:29:00,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:29:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:29:00,988 INFO L134 CoverageAnalysis]: Checked inductivity of 10954 backedges. 8216 proven. 342 refuted. 0 times theorem prover too weak. 2396 trivial. 0 not checked. [2022-07-12 01:29:00,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:29:00,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195422361] [2022-07-12 01:29:00,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195422361] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:29:00,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342719085] [2022-07-12 01:29:00,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:29:00,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:29:00,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:29:00,991 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:29:00,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-12 01:29:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:29:01,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 2827 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 01:29:01,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:29:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 10954 backedges. 2541 proven. 0 refuted. 0 times theorem prover too weak. 8413 trivial. 0 not checked. [2022-07-12 01:29:04,634 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:29:04,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342719085] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:29:04,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:29:04,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2022-07-12 01:29:04,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392057021] [2022-07-12 01:29:04,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:29:04,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:29:04,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:29:04,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:29:04,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:29:04,637 INFO L87 Difference]: Start difference. First operand 18099 states and 18403 transitions. Second operand has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 0 states have call successors, (0), 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 01:29:04,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:29:04,700 INFO L93 Difference]: Finished difference Result 19247 states and 19571 transitions. [2022-07-12 01:29:04,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:29:04,701 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 0 states have call successors, (0), 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 2444 [2022-07-12 01:29:04,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:29:04,720 INFO L225 Difference]: With dead ends: 19247 [2022-07-12 01:29:04,721 INFO L226 Difference]: Without dead ends: 19245 [2022-07-12 01:29:04,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2451 GetRequests, 2443 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:29:04,727 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 702 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:29:04,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 437 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 702 Unchecked, 0.0s Time] [2022-07-12 01:29:04,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19245 states. [2022-07-12 01:29:04,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19245 to 18421. [2022-07-12 01:29:04,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18421 states, 18420 states have (on average 1.0169381107491857) internal successors, (18732), 18420 states have internal predecessors, (18732), 0 states have call successors, (0), 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 01:29:04,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18421 states to 18421 states and 18732 transitions. [2022-07-12 01:29:04,923 INFO L78 Accepts]: Start accepts. Automaton has 18421 states and 18732 transitions. Word has length 2444 [2022-07-12 01:29:04,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:29:04,925 INFO L495 AbstractCegarLoop]: Abstraction has 18421 states and 18732 transitions. [2022-07-12 01:29:04,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 0 states have call successors, (0), 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 01:29:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 18421 states and 18732 transitions. [2022-07-12 01:29:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2718 [2022-07-12 01:29:04,986 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:29:04,987 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:29:05,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-12 01:29:05,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:29:05,201 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:29:05,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:29:05,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1907482871, now seen corresponding path program 1 times [2022-07-12 01:29:05,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:29:05,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634885565] [2022-07-12 01:29:05,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:29:05,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:29:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:29:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12384 backedges. 6655 proven. 891 refuted. 0 times theorem prover too weak. 4838 trivial. 0 not checked. [2022-07-12 01:29:06,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:29:06,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634885565] [2022-07-12 01:29:06,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634885565] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:29:06,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718467125] [2022-07-12 01:29:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:29:06,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:29:06,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:29:06,579 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:29:06,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-12 01:29:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:29:07,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 3089 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 01:29:07,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:29:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 12384 backedges. 2779 proven. 0 refuted. 0 times theorem prover too weak. 9605 trivial. 0 not checked. [2022-07-12 01:29:08,084 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:29:08,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718467125] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:29:08,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:29:08,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-12 01:29:08,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651303567] [2022-07-12 01:29:08,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:29:08,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:29:08,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:29:08,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:29:08,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-12 01:29:08,088 INFO L87 Difference]: Start difference. First operand 18421 states and 18732 transitions. Second operand has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 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 01:29:08,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:29:08,822 INFO L93 Difference]: Finished difference Result 36182 states and 36794 transitions. [2022-07-12 01:29:08,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:29:08,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 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 2717 [2022-07-12 01:29:08,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:29:08,838 INFO L225 Difference]: With dead ends: 36182 [2022-07-12 01:29:08,838 INFO L226 Difference]: Without dead ends: 18092 [2022-07-12 01:29:08,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2723 GetRequests, 2717 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-12 01:29:08,847 INFO L413 NwaCegarLoop]: 421 mSDtfsCounter, 43 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:29:08,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 427 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:29:08,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18092 states. [2022-07-12 01:29:08,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18092 to 18092. [2022-07-12 01:29:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18092 states, 18091 states have (on average 1.0163617268254934) internal successors, (18387), 18091 states have internal predecessors, (18387), 0 states have call successors, (0), 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 01:29:09,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18092 states to 18092 states and 18387 transitions. [2022-07-12 01:29:09,021 INFO L78 Accepts]: Start accepts. Automaton has 18092 states and 18387 transitions. Word has length 2717 [2022-07-12 01:29:09,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:29:09,022 INFO L495 AbstractCegarLoop]: Abstraction has 18092 states and 18387 transitions. [2022-07-12 01:29:09,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 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 01:29:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 18092 states and 18387 transitions. [2022-07-12 01:29:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2774 [2022-07-12 01:29:09,126 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:29:09,127 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 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, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:29:09,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-12 01:29:09,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:29:09,328 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:29:09,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:29:09,329 INFO L85 PathProgramCache]: Analyzing trace with hash 335118229, now seen corresponding path program 1 times [2022-07-12 01:29:09,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:29:09,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672948513] [2022-07-12 01:29:09,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:29:09,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:29:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:29:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 2896 proven. 0 refuted. 0 times theorem prover too weak. 10499 trivial. 0 not checked. [2022-07-12 01:29:10,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:29:10,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672948513] [2022-07-12 01:29:10,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672948513] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:29:10,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:29:10,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 01:29:10,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3432105] [2022-07-12 01:29:10,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:29:10,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 01:29:10,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:29:10,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 01:29:10,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:29:10,460 INFO L87 Difference]: Start difference. First operand 18092 states and 18387 transitions. Second operand has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:29:11,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:29:11,165 INFO L93 Difference]: Finished difference Result 35631 states and 36216 transitions. [2022-07-12 01:29:11,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 01:29:11,165 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2773 [2022-07-12 01:29:11,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:29:11,177 INFO L225 Difference]: With dead ends: 35631 [2022-07-12 01:29:11,177 INFO L226 Difference]: Without dead ends: 17763 [2022-07-12 01:29:11,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:29:11,183 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 55 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:29:11,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 444 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:29:11,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17763 states. [2022-07-12 01:29:11,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17763 to 17763. [2022-07-12 01:29:11,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17763 states, 17762 states have (on average 1.0161017903389258) internal successors, (18048), 17762 states have internal predecessors, (18048), 0 states have call successors, (0), 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 01:29:11,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17763 states to 17763 states and 18048 transitions. [2022-07-12 01:29:11,312 INFO L78 Accepts]: Start accepts. Automaton has 17763 states and 18048 transitions. Word has length 2773 [2022-07-12 01:29:11,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:29:11,313 INFO L495 AbstractCegarLoop]: Abstraction has 17763 states and 18048 transitions. [2022-07-12 01:29:11,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:29:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 17763 states and 18048 transitions. [2022-07-12 01:29:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2774 [2022-07-12 01:29:11,364 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:29:11,365 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 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, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:29:11,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-12 01:29:11,366 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:29:11,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:29:11,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1362373835, now seen corresponding path program 2 times [2022-07-12 01:29:11,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:29:11,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605939726] [2022-07-12 01:29:11,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:29:11,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:29:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:29:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 10371 proven. 472 refuted. 0 times theorem prover too weak. 2552 trivial. 0 not checked. [2022-07-12 01:29:12,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:29:12,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605939726] [2022-07-12 01:29:12,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605939726] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:29:12,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1427055266] [2022-07-12 01:29:12,521 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 01:29:12,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:29:12,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:29:12,524 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:29:12,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-12 01:29:13,104 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-12 01:29:13,104 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 01:29:13,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 3175 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-12 01:29:13,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:29:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 8052 proven. 1498 refuted. 0 times theorem prover too weak. 3845 trivial. 0 not checked. [2022-07-12 01:29:28,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:29:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 6954 proven. 2596 refuted. 0 times theorem prover too weak. 3845 trivial. 0 not checked. [2022-07-12 01:29:47,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1427055266] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:29:47,568 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:29:47,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12, 13] total 27 [2022-07-12 01:29:47,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922892054] [2022-07-12 01:29:47,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:29:47,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-07-12 01:29:47,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:29:47,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-07-12 01:29:47,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=550, Unknown=0, NotChecked=0, Total=702 [2022-07-12 01:29:47,572 INFO L87 Difference]: Start difference. First operand 17763 states and 18048 transitions. Second operand has 27 states, 27 states have (on average 94.37037037037037) internal successors, (2548), 27 states have internal predecessors, (2548), 0 states have call successors, (0), 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 01:30:05,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:30:05,211 INFO L93 Difference]: Finished difference Result 50962 states and 51807 transitions. [2022-07-12 01:30:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-07-12 01:30:05,212 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 94.37037037037037) internal successors, (2548), 27 states have internal predecessors, (2548), 0 states have call successors, (0), 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 2773 [2022-07-12 01:30:05,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:30:05,214 INFO L225 Difference]: With dead ends: 50962 [2022-07-12 01:30:05,214 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 01:30:05,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5632 GetRequests, 5560 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1552 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1409, Invalid=3993, Unknown=0, NotChecked=0, Total=5402 [2022-07-12 01:30:05,230 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 5026 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 30385 mSolverCounterSat, 679 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5026 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 31064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 679 IncrementalHoareTripleChecker+Valid, 30385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:30:05,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5026 Valid, 306 Invalid, 31064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [679 Valid, 30385 Invalid, 0 Unknown, 0 Unchecked, 14.4s Time] [2022-07-12 01:30:05,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 01:30:05,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 01:30:05,231 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 01:30:05,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 01:30:05,231 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2773 [2022-07-12 01:30:05,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:30:05,232 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 01:30:05,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 94.37037037037037) internal successors, (2548), 27 states have internal predecessors, (2548), 0 states have call successors, (0), 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 01:30:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 01:30:05,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 01:30:05,234 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 01:30:05,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-12 01:30:05,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-07-12 01:30:05,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 01:30:12,739 WARN L233 SmtUtils]: Spent 7.28s on a formula simplification. DAG size of input: 797 DAG size of output: 791 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-12 01:30:20,278 WARN L233 SmtUtils]: Spent 7.08s on a formula simplification. DAG size of input: 794 DAG size of output: 788 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-12 01:30:26,261 WARN L233 SmtUtils]: Spent 5.98s on a formula simplification. DAG size of input: 782 DAG size of output: 162 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-12 01:30:33,495 WARN L233 SmtUtils]: Spent 5.83s on a formula simplification. DAG size of input: 779 DAG size of output: 162 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-12 01:30:33,500 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,502 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,503 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-12 01:30:33,504 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,505 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,506 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-12 01:30:33,507 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-12 01:30:33,508 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse27 (= 5 ~a12~0))) (let ((.cse18 (= ~a12~0 9)) (.cse9 (not .cse27)) (.cse1 (= ~a15~0 4)) (.cse32 (= |ULTIMATE.start_calculate_output_~input#1| 6)) (.cse25 (= |ULTIMATE.start_calculate_output_~input#1| 2)) (.cse12 (= |ULTIMATE.start_calculate_output_~input#1| 1)) (.cse13 (= |ULTIMATE.start_calculate_output_~input#1| 3)) (.cse30 (= |ULTIMATE.start_calculate_output_~input#1| 4)) (.cse14 (= |ULTIMATE.start_calculate_output_~input#1| 5))) (let ((.cse4 (= 7 ~a12~0)) (.cse8 (= ~a16~0 10)) (.cse28 (= ~a15~0 3)) (.cse20 (or .cse32 .cse25 .cse12 .cse13 .cse30 .cse14)) (.cse19 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (.cse22 (or .cse32 .cse12 .cse13 .cse30 .cse14)) (.cse17 (= ~a12~0 6)) (.cse2 (<= 0 (+ 600001 ~a18~0))) (.cse3 (<= (+ 87 ~a18~0) 0)) (.cse29 (+ ~a18~0 156)) (.cse5 (<= ~a12~0 5)) (.cse6 (<= ~a16~0 11)) (.cse7 (or .cse25 .cse12 .cse13 .cse30 .cse14 (let ((.cse31 (and .cse32 .cse1))) (and (or (not .cse18) .cse31) (or .cse9 .cse31))))) (.cse21 (= ~a16~0 9)) (.cse0 (= ~a16~0 8)) (.cse11 (= ~a12~0 8)) (.cse26 (or (and .cse1 .cse27) (<= ~a18~0 134))) (.cse10 (<= ~a15~0 3)) (.cse15 (<= 0 (+ ~a18~0 155))) (.cse16 (<= 11 ~a16~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7 (or (not .cse8) .cse9)) (and .cse0 .cse10 .cse6) (and .cse0 .cse1 .cse2 .cse11 .cse3) (and .cse5 .cse1 .cse2 (or .cse12 .cse13 .cse14) .cse3 .cse6) (and .cse10 .cse11 .cse15 .cse16) (and .cse10 .cse2 .cse17 .cse6) (and (or (= |ULTIMATE.start_calculate_output2_~input#1| 1) (= 3 |ULTIMATE.start_calculate_output2_~input#1|) (= 5 |ULTIMATE.start_calculate_output2_~input#1|) (= 2 |ULTIMATE.start_calculate_output2_~input#1|) (= 6 |ULTIMATE.start_calculate_output2_~input#1|) (= |ULTIMATE.start_calculate_output2_~input#1| 4)) .cse18 .cse0 .cse1 .cse19 .cse20) (and .cse18 .cse21 .cse1 .cse15 .cse22 (exists ((v_~a18~0_908 Int)) (let ((.cse24 (* v_~a18~0_908 9))) (let ((.cse23 (div .cse24 10))) (and (<= (+ 117 ~a18~0) (mod .cse23 38)) (= (mod .cse24 10) 0) (not (< .cse23 0))))))) (and .cse10 .cse15 .cse4) (and .cse21 .cse1 .cse2 .cse4) (and .cse0 .cse1 (not .cse25) (<= 0 (+ 77 ~a18~0)) .cse26 .cse4) (and .cse15 .cse27 .cse28) (and .cse1 .cse2 .cse17 .cse6) (and .cse8 .cse11 (<= 150 ~a18~0) .cse28) (and .cse18 .cse21 .cse1 .cse2 (<= .cse29 0) .cse20) (and .cse18 .cse0 .cse1 .cse15 .cse20 .cse26) (and .cse0 .cse1 .cse2 .cse27 .cse7) (and .cse18 .cse10 .cse2 .cse3) (and .cse18 .cse0 .cse1 .cse19 .cse22) (and .cse10 .cse15 .cse17) (and .cse21 .cse10 .cse6) (and .cse10 .cse2 .cse11 .cse3) (and (<= (+ ~a18~0 79) 0) .cse5 .cse1 (< 0 .cse29) .cse6) (and .cse5 .cse1 (<= 10 ~a16~0) (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse6 .cse7) (and .cse21 .cse1 .cse11 .cse15) (and .cse0 .cse1 .cse11 .cse15 .cse26) (and .cse18 .cse10 .cse15 .cse16))))) [2022-07-12 01:30:33,508 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,508 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,508 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,508 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,508 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-12 01:30:33,509 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,510 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,511 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,512 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,513 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-12 01:30:33,514 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-12 01:30:33,514 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,514 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-12 01:30:33,514 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,514 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse22 (= 5 ~a12~0))) (let ((.cse25 (<= ~a18~0 134)) (.cse12 (= ~a12~0 9)) (.cse8 (not .cse22)) (.cse1 (= ~a15~0 4)) (.cse17 (= |ULTIMATE.start_calculate_output_~input#1| 2)) (.cse16 (= 2 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse30 (= |ULTIMATE.start_calculate_output_~input#1| 6)) (.cse26 (= |ULTIMATE.start_calculate_output_~input#1| 1)) (.cse24 (= |ULTIMATE.start_calculate_output_~input#1| 3)) (.cse27 (= |ULTIMATE.start_calculate_output_~input#1| 4)) (.cse28 (= |ULTIMATE.start_calculate_output_~input#1| 5)) (.cse31 (= |ULTIMATE.start_calculate_output2_~input#1| 1)) (.cse32 (= 3 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse33 (= 5 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse34 (= 6 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse35 (= |ULTIMATE.start_calculate_output2_~input#1| 4))) (let ((.cse4 (= 7 ~a12~0)) (.cse11 (or .cse31 .cse32 .cse33 .cse34 .cse35)) (.cse3 (<= (+ 87 ~a18~0) 0)) (.cse15 (or .cse30 .cse26 .cse24 .cse27 .cse28)) (.cse19 (= ~a12~0 6)) (.cse20 (or .cse31 .cse32 .cse33 .cse16 .cse34 .cse35)) (.cse21 (or .cse30 .cse17 .cse26 .cse24 .cse27 .cse28)) (.cse9 (<= ~a15~0 3)) (.cse2 (<= 0 (+ 600001 ~a18~0))) (.cse23 (<= 11 ~a16~0)) (.cse5 (<= ~a12~0 5)) (.cse6 (<= ~a16~0 11)) (.cse7 (or .cse17 .cse26 .cse24 .cse27 .cse28 (let ((.cse29 (and .cse30 .cse1))) (and (or (not .cse12) .cse29) (or .cse8 .cse29))))) (.cse13 (= ~a16~0 9)) (.cse0 (= ~a16~0 8)) (.cse10 (= ~a12~0 8)) (.cse14 (<= 0 (+ ~a18~0 155))) (.cse18 (or (and .cse1 .cse22) .cse25))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7 (or (not (= ~a16~0 10)) .cse8)) (and .cse9 .cse2 .cse10 .cse3 .cse6) (and .cse11 .cse12 .cse13 .cse1 .cse14 (<= (+ ~a18~0 80) 0) .cse15) (and .cse0 .cse1 .cse2 .cse10 .cse3) (and (not .cse16) .cse0 .cse1 (not .cse17) (<= 0 (+ 77 ~a18~0)) .cse18 .cse4) (and .cse12 .cse9 .cse2 .cse3 .cse6) (and .cse0 .cse9) (and .cse9 .cse2 .cse19 .cse6) (and .cse20 .cse12 .cse0 .cse1 (<= (+ (div ~a18~0 (- 2)) 79) 0) .cse21) (and .cse13 .cse9) (and .cse9 .cse14 .cse4) (and .cse13 .cse1 .cse2 .cse4) (and .cse14 .cse22 (= ~a15~0 3)) (and .cse1 .cse2 .cse19 .cse6) (and .cse12 .cse9 .cse2 .cse23) (and .cse11 .cse12 .cse13 .cse1 .cse2 .cse3 .cse15) (and .cse9 .cse14 .cse19) (and .cse0 .cse1 .cse2 (or (not .cse24) .cse25) .cse22 .cse7) (and (<= (+ ~a18~0 79) 0) .cse5 .cse1 (< 0 (+ ~a18~0 156)) .cse6) (and .cse20 .cse12 .cse0 .cse1 .cse14 .cse21 .cse18) (and .cse9 .cse2 .cse10 .cse23) (and .cse5 .cse1 (<= 10 ~a16~0) (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse6 .cse7) (and .cse13 .cse1 .cse10 .cse14) (and .cse0 .cse1 .cse10 .cse14 .cse18))))) [2022-07-12 01:30:33,514 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 01:30:33,515 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,516 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,517 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,518 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,519 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,520 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 01:30:33,521 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 128) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse27 (= 5 ~a12~0))) (let ((.cse18 (= ~a12~0 9)) (.cse9 (not .cse27)) (.cse1 (= ~a15~0 4)) (.cse32 (= |ULTIMATE.start_calculate_output_~input#1| 6)) (.cse25 (= |ULTIMATE.start_calculate_output_~input#1| 2)) (.cse12 (= |ULTIMATE.start_calculate_output_~input#1| 1)) (.cse13 (= |ULTIMATE.start_calculate_output_~input#1| 3)) (.cse30 (= |ULTIMATE.start_calculate_output_~input#1| 4)) (.cse14 (= |ULTIMATE.start_calculate_output_~input#1| 5))) (let ((.cse4 (= 7 ~a12~0)) (.cse8 (= ~a16~0 10)) (.cse28 (= ~a15~0 3)) (.cse20 (or .cse32 .cse25 .cse12 .cse13 .cse30 .cse14)) (.cse19 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (.cse22 (or .cse32 .cse12 .cse13 .cse30 .cse14)) (.cse17 (= ~a12~0 6)) (.cse2 (<= 0 (+ 600001 ~a18~0))) (.cse3 (<= (+ 87 ~a18~0) 0)) (.cse29 (+ ~a18~0 156)) (.cse5 (<= ~a12~0 5)) (.cse6 (<= ~a16~0 11)) (.cse7 (or .cse25 .cse12 .cse13 .cse30 .cse14 (let ((.cse31 (and .cse32 .cse1))) (and (or (not .cse18) .cse31) (or .cse9 .cse31))))) (.cse21 (= ~a16~0 9)) (.cse0 (= ~a16~0 8)) (.cse11 (= ~a12~0 8)) (.cse26 (or (and .cse1 .cse27) (<= ~a18~0 134))) (.cse10 (<= ~a15~0 3)) (.cse15 (<= 0 (+ ~a18~0 155))) (.cse16 (<= 11 ~a16~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7 (or (not .cse8) .cse9)) (and .cse0 .cse10 .cse6) (and .cse0 .cse1 .cse2 .cse11 .cse3) (and .cse5 .cse1 .cse2 (or .cse12 .cse13 .cse14) .cse3 .cse6) (and .cse10 .cse11 .cse15 .cse16) (and .cse10 .cse2 .cse17 .cse6) (and (or (= |ULTIMATE.start_calculate_output2_~input#1| 1) (= 3 |ULTIMATE.start_calculate_output2_~input#1|) (= 5 |ULTIMATE.start_calculate_output2_~input#1|) (= 2 |ULTIMATE.start_calculate_output2_~input#1|) (= 6 |ULTIMATE.start_calculate_output2_~input#1|) (= |ULTIMATE.start_calculate_output2_~input#1| 4)) .cse18 .cse0 .cse1 .cse19 .cse20) (and .cse18 .cse21 .cse1 .cse15 .cse22 (exists ((v_~a18~0_908 Int)) (let ((.cse24 (* v_~a18~0_908 9))) (let ((.cse23 (div .cse24 10))) (and (<= (+ 117 ~a18~0) (mod .cse23 38)) (= (mod .cse24 10) 0) (not (< .cse23 0))))))) (and .cse10 .cse15 .cse4) (and .cse21 .cse1 .cse2 .cse4) (and .cse0 .cse1 (not .cse25) (<= 0 (+ 77 ~a18~0)) .cse26 .cse4) (and .cse15 .cse27 .cse28) (and .cse1 .cse2 .cse17 .cse6) (and .cse8 .cse11 (<= 150 ~a18~0) .cse28) (and .cse18 .cse21 .cse1 .cse2 (<= .cse29 0) .cse20) (and .cse18 .cse0 .cse1 .cse15 .cse20 .cse26) (and .cse0 .cse1 .cse2 .cse27 .cse7) (and .cse18 .cse10 .cse2 .cse3) (and .cse18 .cse0 .cse1 .cse19 .cse22) (and .cse10 .cse15 .cse17) (and .cse21 .cse10 .cse6) (and .cse10 .cse2 .cse11 .cse3) (and (<= (+ ~a18~0 79) 0) .cse5 .cse1 (< 0 .cse29) .cse6) (and .cse5 .cse1 (<= 10 ~a16~0) (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse6 .cse7) (and .cse21 .cse1 .cse11 .cse15) (and .cse0 .cse1 .cse11 .cse15 .cse26) (and .cse18 .cse10 .cse15 .cse16))))) [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,522 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,523 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,524 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-12 01:30:33,525 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,526 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,527 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,528 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,529 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-12 01:30:33,530 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,531 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,532 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,533 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,534 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,535 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,536 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 01:30:33,537 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,538 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-12 01:30:33,539 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,540 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,541 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,542 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,543 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,544 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-12 01:30:33,545 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-12 01:30:33,548 INFO L356 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:30:33,550 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 01:30:33,571 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,572 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,572 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,574 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,574 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,575 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,576 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,577 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,577 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,578 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,579 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,579 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 01:30:33 BoogieIcfgContainer [2022-07-12 01:30:33,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 01:30:33,581 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 01:30:33,581 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 01:30:33,582 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 01:30:33,582 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:28:02" (3/4) ... [2022-07-12 01:30:33,584 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 01:30:33,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 01:30:33,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 01:30:33,615 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 01:30:33,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 01:30:33,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: (117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && v_~a18~0_908 * 9 % 10 == 0) && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) [2022-07-12 01:30:33,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: (117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && v_~a18~0_908 * 9 % 10 == 0) && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) [2022-07-12 01:30:33,744 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 01:30:33,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 01:30:33,745 INFO L158 Benchmark]: Toolchain (without parser) took 154580.50ms. Allocated memory was 100.7MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 65.4MB in the beginning and 910.6MB in the end (delta: -845.2MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2022-07-12 01:30:33,745 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 56.9MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 01:30:33,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.95ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 65.2MB in the beginning and 56.7MB in the end (delta: 8.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2022-07-12 01:30:33,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.87ms. Allocated memory is still 132.1MB. Free memory was 56.7MB in the beginning and 83.2MB in the end (delta: -26.4MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-07-12 01:30:33,746 INFO L158 Benchmark]: Boogie Preprocessor took 128.28ms. Allocated memory is still 132.1MB. Free memory was 83.2MB in the beginning and 70.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 01:30:33,748 INFO L158 Benchmark]: RCFGBuilder took 1952.06ms. Allocated memory was 132.1MB in the beginning and 211.8MB in the end (delta: 79.7MB). Free memory was 70.3MB in the beginning and 97.3MB in the end (delta: -26.9MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2022-07-12 01:30:33,748 INFO L158 Benchmark]: TraceAbstraction took 151334.33ms. Allocated memory was 211.8MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 97.3MB in the beginning and 933.7MB in the end (delta: -836.4MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2022-07-12 01:30:33,748 INFO L158 Benchmark]: Witness Printer took 163.32ms. Allocated memory is still 3.1GB. Free memory was 933.7MB in the beginning and 910.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-12 01:30:33,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 56.9MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.95ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 65.2MB in the beginning and 56.7MB in the end (delta: 8.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.87ms. Allocated memory is still 132.1MB. Free memory was 56.7MB in the beginning and 83.2MB in the end (delta: -26.4MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.28ms. Allocated memory is still 132.1MB. Free memory was 83.2MB in the beginning and 70.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1952.06ms. Allocated memory was 132.1MB in the beginning and 211.8MB in the end (delta: 79.7MB). Free memory was 70.3MB in the beginning and 97.3MB in the end (delta: -26.9MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * TraceAbstraction took 151334.33ms. Allocated memory was 211.8MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 97.3MB in the beginning and 933.7MB in the end (delta: -836.4MB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. * Witness Printer took 163.32ms. Allocated memory is still 3.1GB. Free memory was 933.7MB in the beginning and 910.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] * 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: 128]: 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: 151.2s, OverallIterations: 25, TraceHistogramMax: 15, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.8s, AutomataDifference: 50.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12423 SdHoareTripleChecker+Valid, 44.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12423 mSDsluCounter, 8873 SdHoareTripleChecker+Invalid, 36.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 702 IncrementalHoareTripleChecker+Unchecked, 1368 mSDsCounter, 4142 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73581 IncrementalHoareTripleChecker+Invalid, 78425 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4142 mSolverCounterUnsat, 7505 mSDtfsCounter, 73581 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20035 GetRequests, 19852 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18421occurred in iteration=22, InterpolantAutomatonStates: 176, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 25 MinimizatonAttempts, 32415 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 431 NumberOfFragments, 2242 HoareAnnotationTreeSize, 4 FomulaSimplifications, 73035 FormulaSimplificationTreeSizeReduction, 14.8s HoareSimplificationTime, 4 FomulaSimplificationsInter, 299866 FormulaSimplificationTreeSizeReductionInter, 13.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 4.7s SatisfiabilityAnalysisTime, 58.1s InterpolantComputationTime, 50183 NumberOfCodeBlocks, 50183 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 54262 ConstructedInterpolants, 322 QuantifiedInterpolants, 213641 SizeOfPredicates, 12 NumberOfNonLiveVariables, 18169 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 35 InterpolantComputations, 23 PerfectInterpolantSequences, 199177/206295 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: (((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || ((((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && a18 + 80 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((((!(2 == input) && a16 == 8) && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a15 <= 3)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (a16 == 9 && a15 <= 3)) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 11 <= a16)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || (((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && (!(input == 3) || a18 <= 134)) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 11 <= a16)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134)) - InvariantResult [Line: 1783]: Loop Invariant [2022-07-12 01:30:33,768 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,768 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,769 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,770 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,770 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,770 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: (117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && v_~a18~0_908 * 9 % 10 == 0) && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) - InvariantResult [Line: 33]: Loop Invariant [2022-07-12 01:30:33,772 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,772 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,772 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,773 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,773 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-12 01:30:33,773 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: (117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && v_~a18~0_908 * 9 % 10 == 0) && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 01:30:33,788 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