./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_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 2fb75a84d1c7fa6d4b9a83044dc9217028394d23 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-25 22:16:34,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-25 22:16:34,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-25 22:16:34,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-25 22:16:34,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-25 22:16:34,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-25 22:16:35,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-25 22:16:35,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-25 22:16:35,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-25 22:16:35,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-25 22:16:35,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-25 22:16:35,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-25 22:16:35,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-25 22:16:35,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-25 22:16:35,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-25 22:16:35,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-25 22:16:35,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-25 22:16:35,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-25 22:16:35,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-25 22:16:35,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-25 22:16:35,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-25 22:16:35,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-25 22:16:35,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-25 22:16:35,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-25 22:16:35,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-25 22:16:35,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-25 22:16:35,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-25 22:16:35,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-25 22:16:35,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-25 22:16:35,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-25 22:16:35,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-25 22:16:35,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-25 22:16:35,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-25 22:16:35,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-25 22:16:35,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-25 22:16:35,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-25 22:16:35,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-25 22:16:35,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-25 22:16:35,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-25 22:16:35,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-25 22:16:35,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-25 22:16:35,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-25 22:16:35,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-25 22:16:35,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-25 22:16:35,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-25 22:16:35,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-25 22:16:35,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-25 22:16:35,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-25 22:16:35,101 INFO L138 SettingsManager]: * Use SBE=true [2021-08-25 22:16:35,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-25 22:16:35,102 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-25 22:16:35,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-25 22:16:35,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-25 22:16:35,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-25 22:16:35,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-25 22:16:35,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-25 22:16:35,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-25 22:16:35,104 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-25 22:16:35,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-25 22:16:35,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-25 22:16:35,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-25 22:16:35,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-25 22:16:35,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-25 22:16:35,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-25 22:16:35,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-25 22:16:35,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-25 22:16:35,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-25 22:16:35,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-25 22:16:35,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-25 22:16:35,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-25 22:16:35,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-25 22:16:35,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-25 22:16:35,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fb75a84d1c7fa6d4b9a83044dc9217028394d23 [2021-08-25 22:16:35,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-25 22:16:35,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-25 22:16:35,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-25 22:16:35,415 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-25 22:16:35,416 INFO L275 PluginConnector]: CDTParser initialized [2021-08-25 22:16:35,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2021-08-25 22:16:35,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d296d7e6/bed76789fa0046cc8ed9d91188aa4914/FLAGd25883edd [2021-08-25 22:16:36,344 INFO L306 CDTParser]: Found 1 translation units. [2021-08-25 22:16:36,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2021-08-25 22:16:36,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d296d7e6/bed76789fa0046cc8ed9d91188aa4914/FLAGd25883edd [2021-08-25 22:16:36,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d296d7e6/bed76789fa0046cc8ed9d91188aa4914 [2021-08-25 22:16:36,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-25 22:16:36,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-25 22:16:36,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-25 22:16:36,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-25 22:16:36,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-25 22:16:36,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 10:16:36" (1/1) ... [2021-08-25 22:16:36,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@174f20bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:36, skipping insertion in model container [2021-08-25 22:16:36,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 10:16:36" (1/1) ... [2021-08-25 22:16:36,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-25 22:16:36,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-25 22:16:36,863 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c[5826,5839] [2021-08-25 22:16:37,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-25 22:16:37,307 INFO L203 MainTranslator]: Completed pre-run [2021-08-25 22:16:37,341 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c[5826,5839] [2021-08-25 22:16:37,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-25 22:16:37,598 INFO L208 MainTranslator]: Completed translation [2021-08-25 22:16:37,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37 WrapperNode [2021-08-25 22:16:37,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-25 22:16:37,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-25 22:16:37,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-25 22:16:37,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-25 22:16:37,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:37,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:37,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-25 22:16:37,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-25 22:16:37,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-25 22:16:37,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-25 22:16:37,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:37,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:37,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:37,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:37,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:38,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:38,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:38,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-25 22:16:38,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-25 22:16:38,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-25 22:16:38,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-25 22:16:38,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (1/1) ... [2021-08-25 22:16:38,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-25 22:16:38,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:16:38,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-25 22:16:38,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-25 22:16:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-25 22:16:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-25 22:16:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-25 22:16:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-25 22:16:41,197 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-25 22:16:41,198 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-08-25 22:16:41,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:16:41 BoogieIcfgContainer [2021-08-25 22:16:41,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-25 22:16:41,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-25 22:16:41,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-25 22:16:41,206 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-25 22:16:41,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 10:16:36" (1/3) ... [2021-08-25 22:16:41,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508df749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 10:16:41, skipping insertion in model container [2021-08-25 22:16:41,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:16:37" (2/3) ... [2021-08-25 22:16:41,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508df749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 10:16:41, skipping insertion in model container [2021-08-25 22:16:41,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:16:41" (3/3) ... [2021-08-25 22:16:41,210 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label53.c [2021-08-25 22:16:41,215 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-25 22:16:41,215 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-25 22:16:41,271 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-25 22:16:41,279 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-25 22:16:41,279 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-25 22:16:41,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-08-25 22:16:41,316 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:41,317 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:16:41,318 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:41,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:41,323 INFO L82 PathProgramCache]: Analyzing trace with hash 433832817, now seen corresponding path program 1 times [2021-08-25 22:16:41,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:41,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369030593] [2021-08-25 22:16:41,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:41,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:16:41,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:41,607 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369030593] [2021-08-25 22:16:41,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369030593] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:41,608 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:41,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:16:41,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640936861] [2021-08-25 22:16:41,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:41,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:41,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:41,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:41,633 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:43,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:43,952 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2021-08-25 22:16:43,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:43,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 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 47 [2021-08-25 22:16:43,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:43,970 INFO L225 Difference]: With dead ends: 1154 [2021-08-25 22:16:43,971 INFO L226 Difference]: Without dead ends: 665 [2021-08-25 22:16:43,975 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:43,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-08-25 22:16:44,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2021-08-25 22:16:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2021-08-25 22:16:44,032 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 47 [2021-08-25 22:16:44,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:44,032 INFO L470 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2021-08-25 22:16:44,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:44,033 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2021-08-25 22:16:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-08-25 22:16:44,036 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:44,036 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:16:44,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-25 22:16:44,037 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:44,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:44,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1438862921, now seen corresponding path program 1 times [2021-08-25 22:16:44,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:44,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559490646] [2021-08-25 22:16:44,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:44,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:16:44,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:44,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559490646] [2021-08-25 22:16:44,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559490646] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:44,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:44,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:16:44,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187904062] [2021-08-25 22:16:44,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:44,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:44,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:44,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:44,165 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:45,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:45,744 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2021-08-25 22:16:45,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:45,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2021-08-25 22:16:45,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:45,752 INFO L225 Difference]: With dead ends: 1624 [2021-08-25 22:16:45,753 INFO L226 Difference]: Without dead ends: 963 [2021-08-25 22:16:45,755 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:45,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2021-08-25 22:16:45,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2021-08-25 22:16:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:45,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2021-08-25 22:16:45,792 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 112 [2021-08-25 22:16:45,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:45,793 INFO L470 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2021-08-25 22:16:45,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2021-08-25 22:16:45,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-08-25 22:16:45,796 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:45,797 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:16:45,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-25 22:16:45,797 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:45,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:45,798 INFO L82 PathProgramCache]: Analyzing trace with hash 2089662630, now seen corresponding path program 1 times [2021-08-25 22:16:45,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:45,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401837976] [2021-08-25 22:16:45,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:45,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:16:45,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:45,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401837976] [2021-08-25 22:16:45,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401837976] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:45,878 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:45,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:16:45,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270732504] [2021-08-25 22:16:45,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:45,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:45,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:45,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:45,880 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:47,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:47,604 INFO L93 Difference]: Finished difference Result 2229 states and 3186 transitions. [2021-08-25 22:16:47,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:47,614 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2021-08-25 22:16:47,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:47,620 INFO L225 Difference]: With dead ends: 2229 [2021-08-25 22:16:47,620 INFO L226 Difference]: Without dead ends: 1567 [2021-08-25 22:16:47,622 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:47,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1567 states. [2021-08-25 22:16:47,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1567 to 1266. [2021-08-25 22:16:47,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:47,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2021-08-25 22:16:47,645 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 117 [2021-08-25 22:16:47,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:47,646 INFO L470 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2021-08-25 22:16:47,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2021-08-25 22:16:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-08-25 22:16:47,659 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:47,660 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:16:47,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-25 22:16:47,660 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:47,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:47,661 INFO L82 PathProgramCache]: Analyzing trace with hash 864549314, now seen corresponding path program 1 times [2021-08-25 22:16:47,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:47,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158379345] [2021-08-25 22:16:47,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:47,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:16:47,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:47,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158379345] [2021-08-25 22:16:47,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158379345] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:47,834 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:47,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:16:47,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375981627] [2021-08-25 22:16:47,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:16:47,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:47,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:16:47,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:16:47,836 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 53.25) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:51,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:51,245 INFO L93 Difference]: Finished difference Result 4668 states and 6169 transitions. [2021-08-25 22:16:51,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:16:51,246 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 53.25) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 213 [2021-08-25 22:16:51,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:51,257 INFO L225 Difference]: With dead ends: 4668 [2021-08-25 22:16:51,258 INFO L226 Difference]: Without dead ends: 3404 [2021-08-25 22:16:51,259 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:16:51,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2021-08-25 22:16:51,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2021-08-25 22:16:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2363905325443787) internal successors, (4179), 3380 states have internal predecessors, (4179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4179 transitions. [2021-08-25 22:16:51,325 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4179 transitions. Word has length 213 [2021-08-25 22:16:51,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:51,326 INFO L470 AbstractCegarLoop]: Abstraction has 3381 states and 4179 transitions. [2021-08-25 22:16:51,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 53.25) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4179 transitions. [2021-08-25 22:16:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-08-25 22:16:51,330 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:51,331 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:16:51,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-25 22:16:51,332 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:51,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:51,333 INFO L82 PathProgramCache]: Analyzing trace with hash 154363468, now seen corresponding path program 1 times [2021-08-25 22:16:51,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:51,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586003069] [2021-08-25 22:16:51,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:51,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-08-25 22:16:51,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:51,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586003069] [2021-08-25 22:16:51,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586003069] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:51,494 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:51,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:16:51,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159222316] [2021-08-25 22:16:51,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:51,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:51,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:51,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:51,496 INFO L87 Difference]: Start difference. First operand 3381 states and 4179 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:52,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:52,914 INFO L93 Difference]: Finished difference Result 8563 states and 10751 transitions. [2021-08-25 22:16:52,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:52,916 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 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 217 [2021-08-25 22:16:52,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:52,932 INFO L225 Difference]: With dead ends: 8563 [2021-08-25 22:16:52,933 INFO L226 Difference]: Without dead ends: 5483 [2021-08-25 22:16:52,937 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:52,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2021-08-25 22:16:53,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2021-08-25 22:16:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1683403322987036) internal successors, (6399), 5477 states have internal predecessors, (6399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6399 transitions. [2021-08-25 22:16:53,027 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6399 transitions. Word has length 217 [2021-08-25 22:16:53,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:53,028 INFO L470 AbstractCegarLoop]: Abstraction has 5478 states and 6399 transitions. [2021-08-25 22:16:53,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6399 transitions. [2021-08-25 22:16:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2021-08-25 22:16:53,033 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:53,034 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:16:53,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-25 22:16:53,035 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:53,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:53,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1951907684, now seen corresponding path program 1 times [2021-08-25 22:16:53,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:53,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266609633] [2021-08-25 22:16:53,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:53,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:53,191 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-08-25 22:16:53,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:53,192 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266609633] [2021-08-25 22:16:53,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266609633] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:53,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:53,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:16:53,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751139252] [2021-08-25 22:16:53,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:53,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:53,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:53,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:53,195 INFO L87 Difference]: Start difference. First operand 5478 states and 6399 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:54,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:54,483 INFO L93 Difference]: Finished difference Result 10655 states and 12485 transitions. [2021-08-25 22:16:54,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:54,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 319 [2021-08-25 22:16:54,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:54,498 INFO L225 Difference]: With dead ends: 10655 [2021-08-25 22:16:54,499 INFO L226 Difference]: Without dead ends: 5478 [2021-08-25 22:16:54,505 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:54,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2021-08-25 22:16:54,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2021-08-25 22:16:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1672448420668249) internal successors, (6393), 5477 states have internal predecessors, (6393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6393 transitions. [2021-08-25 22:16:54,586 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6393 transitions. Word has length 319 [2021-08-25 22:16:54,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:54,587 INFO L470 AbstractCegarLoop]: Abstraction has 5478 states and 6393 transitions. [2021-08-25 22:16:54,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6393 transitions. [2021-08-25 22:16:54,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-08-25 22:16:54,592 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:54,592 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:16:54,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-25 22:16:54,593 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:54,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:54,593 INFO L82 PathProgramCache]: Analyzing trace with hash 544636501, now seen corresponding path program 1 times [2021-08-25 22:16:54,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:54,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074483285] [2021-08-25 22:16:54,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:54,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-08-25 22:16:54,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:54,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074483285] [2021-08-25 22:16:54,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074483285] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:54,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:54,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:16:54,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870894185] [2021-08-25 22:16:54,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:54,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:54,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:54,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:54,707 INFO L87 Difference]: Start difference. First operand 5478 states and 6393 transitions. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:56,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:56,586 INFO L93 Difference]: Finished difference Result 11851 states and 14145 transitions. [2021-08-25 22:16:56,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:56,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 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 334 [2021-08-25 22:16:56,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:56,608 INFO L225 Difference]: With dead ends: 11851 [2021-08-25 22:16:56,608 INFO L226 Difference]: Without dead ends: 6674 [2021-08-25 22:16:56,615 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:56,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2021-08-25 22:16:56,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4577. [2021-08-25 22:16:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4577 states, 4576 states have (on average 1.1840034965034965) internal successors, (5418), 4576 states have internal predecessors, (5418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:56,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 5418 transitions. [2021-08-25 22:16:56,745 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 5418 transitions. Word has length 334 [2021-08-25 22:16:56,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:56,746 INFO L470 AbstractCegarLoop]: Abstraction has 4577 states and 5418 transitions. [2021-08-25 22:16:56,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 5418 transitions. [2021-08-25 22:16:56,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2021-08-25 22:16:56,753 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:56,754 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:16:56,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-25 22:16:56,755 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:56,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:56,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1192256238, now seen corresponding path program 1 times [2021-08-25 22:16:56,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:56,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086812823] [2021-08-25 22:16:56,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:56,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-08-25 22:16:56,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:56,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086812823] [2021-08-25 22:16:56,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086812823] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:56,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:56,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:16:56,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541964027] [2021-08-25 22:16:56,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:56,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:56,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:56,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:56,950 INFO L87 Difference]: Start difference. First operand 4577 states and 5418 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:58,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:58,351 INFO L93 Difference]: Finished difference Result 12145 states and 14477 transitions. [2021-08-25 22:16:58,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:58,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 393 [2021-08-25 22:16:58,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:58,371 INFO L225 Difference]: With dead ends: 12145 [2021-08-25 22:16:58,389 INFO L226 Difference]: Without dead ends: 6075 [2021-08-25 22:16:58,395 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:58,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6075 states. [2021-08-25 22:16:58,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6075 to 5776. [2021-08-25 22:16:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5776 states, 5775 states have (on average 1.1186147186147186) internal successors, (6460), 5775 states have internal predecessors, (6460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5776 states to 5776 states and 6460 transitions. [2021-08-25 22:16:58,483 INFO L78 Accepts]: Start accepts. Automaton has 5776 states and 6460 transitions. Word has length 393 [2021-08-25 22:16:58,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:16:58,484 INFO L470 AbstractCegarLoop]: Abstraction has 5776 states and 6460 transitions. [2021-08-25 22:16:58,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 5776 states and 6460 transitions. [2021-08-25 22:16:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-08-25 22:16:58,490 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:16:58,491 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:16:58,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-25 22:16:58,491 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:16:58,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:16:58,492 INFO L82 PathProgramCache]: Analyzing trace with hash -330853813, now seen corresponding path program 1 times [2021-08-25 22:16:58,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:16:58,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029041587] [2021-08-25 22:16:58,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:16:58,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:16:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:16:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:16:58,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:16:58,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029041587] [2021-08-25 22:16:58,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029041587] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:16:58,626 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:16:58,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:16:58,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530631253] [2021-08-25 22:16:58,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:16:58,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:16:58,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:16:58,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:16:58,635 INFO L87 Difference]: Start difference. First operand 5776 states and 6460 transitions. Second operand has 3 states, 3 states have (on average 136.66666666666666) internal successors, (410), 3 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:16:59,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:16:59,982 INFO L93 Difference]: Finished difference Result 13654 states and 15492 transitions. [2021-08-25 22:16:59,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:16:59,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 136.66666666666666) internal successors, (410), 3 states have internal predecessors, (410), 0 states have call successors, (0), 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 410 [2021-08-25 22:16:59,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:16:59,995 INFO L225 Difference]: With dead ends: 13654 [2021-08-25 22:16:59,995 INFO L226 Difference]: Without dead ends: 8179 [2021-08-25 22:16:59,999 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:00,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8179 states. [2021-08-25 22:17:00,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8179 to 7279. [2021-08-25 22:17:00,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7279 states, 7278 states have (on average 1.104836493542182) internal successors, (8041), 7278 states have internal predecessors, (8041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7279 states to 7279 states and 8041 transitions. [2021-08-25 22:17:00,090 INFO L78 Accepts]: Start accepts. Automaton has 7279 states and 8041 transitions. Word has length 410 [2021-08-25 22:17:00,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:00,090 INFO L470 AbstractCegarLoop]: Abstraction has 7279 states and 8041 transitions. [2021-08-25 22:17:00,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 136.66666666666666) internal successors, (410), 3 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 7279 states and 8041 transitions. [2021-08-25 22:17:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2021-08-25 22:17:00,093 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:00,094 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:17:00,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-25 22:17:00,094 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:00,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:00,095 INFO L82 PathProgramCache]: Analyzing trace with hash -1911528904, now seen corresponding path program 1 times [2021-08-25 22:17:00,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:00,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182319214] [2021-08-25 22:17:00,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:00,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-08-25 22:17:00,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:00,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182319214] [2021-08-25 22:17:00,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182319214] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:00,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:00,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:00,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897013538] [2021-08-25 22:17:00,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:00,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:00,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:00,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:00,245 INFO L87 Difference]: Start difference. First operand 7279 states and 8041 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:01,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:01,422 INFO L93 Difference]: Finished difference Result 16950 states and 18963 transitions. [2021-08-25 22:17:01,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:01,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 424 [2021-08-25 22:17:01,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:01,441 INFO L225 Difference]: With dead ends: 16950 [2021-08-25 22:17:01,441 INFO L226 Difference]: Without dead ends: 9972 [2021-08-25 22:17:01,449 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:01,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9972 states. [2021-08-25 22:17:01,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9972 to 9669. [2021-08-25 22:17:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9669 states, 9668 states have (on average 1.0918494000827472) internal successors, (10556), 9668 states have internal predecessors, (10556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9669 states to 9669 states and 10556 transitions. [2021-08-25 22:17:01,561 INFO L78 Accepts]: Start accepts. Automaton has 9669 states and 10556 transitions. Word has length 424 [2021-08-25 22:17:01,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:01,562 INFO L470 AbstractCegarLoop]: Abstraction has 9669 states and 10556 transitions. [2021-08-25 22:17:01,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 9669 states and 10556 transitions. [2021-08-25 22:17:01,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-08-25 22:17:01,568 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:01,569 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:17:01,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-25 22:17:01,570 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:01,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:01,570 INFO L82 PathProgramCache]: Analyzing trace with hash 25263887, now seen corresponding path program 1 times [2021-08-25 22:17:01,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:01,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108476211] [2021-08-25 22:17:01,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:01,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-08-25 22:17:01,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:01,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108476211] [2021-08-25 22:17:01,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108476211] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:01,732 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:01,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:01,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140978979] [2021-08-25 22:17:01,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:01,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:01,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:01,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:01,735 INFO L87 Difference]: Start difference. First operand 9669 states and 10556 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:02,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:02,941 INFO L93 Difference]: Finished difference Result 19334 states and 21151 transitions. [2021-08-25 22:17:02,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:02,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 548 [2021-08-25 22:17:02,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:02,965 INFO L225 Difference]: With dead ends: 19334 [2021-08-25 22:17:02,965 INFO L226 Difference]: Without dead ends: 9966 [2021-08-25 22:17:02,974 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:02,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9966 states. [2021-08-25 22:17:03,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9966 to 9667. [2021-08-25 22:17:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9667 states, 9666 states have (on average 1.0916614938961309) internal successors, (10552), 9666 states have internal predecessors, (10552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:03,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9667 states to 9667 states and 10552 transitions. [2021-08-25 22:17:03,088 INFO L78 Accepts]: Start accepts. Automaton has 9667 states and 10552 transitions. Word has length 548 [2021-08-25 22:17:03,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:03,089 INFO L470 AbstractCegarLoop]: Abstraction has 9667 states and 10552 transitions. [2021-08-25 22:17:03,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 9667 states and 10552 transitions. [2021-08-25 22:17:03,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2021-08-25 22:17:03,096 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:03,097 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:17:03,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-25 22:17:03,097 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:03,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:03,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1980825658, now seen corresponding path program 1 times [2021-08-25 22:17:03,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:03,098 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936619228] [2021-08-25 22:17:03,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:03,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-08-25 22:17:03,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:03,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936619228] [2021-08-25 22:17:03,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936619228] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:03,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:03,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:03,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990262893] [2021-08-25 22:17:03,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:03,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:03,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:03,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:03,345 INFO L87 Difference]: Start difference. First operand 9667 states and 10552 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:05,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:05,041 INFO L93 Difference]: Finished difference Result 22648 states and 24873 transitions. [2021-08-25 22:17:05,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:05,042 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 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 574 [2021-08-25 22:17:05,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:05,066 INFO L225 Difference]: With dead ends: 22648 [2021-08-25 22:17:05,067 INFO L226 Difference]: Without dead ends: 13282 [2021-08-25 22:17:05,077 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:05,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13282 states. [2021-08-25 22:17:05,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13282 to 10570. [2021-08-25 22:17:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10570 states, 10569 states have (on average 1.1004825432869714) internal successors, (11631), 10569 states have internal predecessors, (11631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:05,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10570 states to 10570 states and 11631 transitions. [2021-08-25 22:17:05,217 INFO L78 Accepts]: Start accepts. Automaton has 10570 states and 11631 transitions. Word has length 574 [2021-08-25 22:17:05,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:05,218 INFO L470 AbstractCegarLoop]: Abstraction has 10570 states and 11631 transitions. [2021-08-25 22:17:05,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10570 states and 11631 transitions. [2021-08-25 22:17:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2021-08-25 22:17:05,226 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:05,226 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:17:05,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-25 22:17:05,227 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:05,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:05,227 INFO L82 PathProgramCache]: Analyzing trace with hash -533162390, now seen corresponding path program 1 times [2021-08-25 22:17:05,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:05,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389049765] [2021-08-25 22:17:05,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:05,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:05,474 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2021-08-25 22:17:05,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:05,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389049765] [2021-08-25 22:17:05,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389049765] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:05,475 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:05,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:05,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319112457] [2021-08-25 22:17:05,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:05,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:05,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:05,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:05,478 INFO L87 Difference]: Start difference. First operand 10570 states and 11631 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:06,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:06,881 INFO L93 Difference]: Finished difference Result 24722 states and 27429 transitions. [2021-08-25 22:17:06,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:06,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 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 585 [2021-08-25 22:17:06,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:06,902 INFO L225 Difference]: With dead ends: 24722 [2021-08-25 22:17:06,903 INFO L226 Difference]: Without dead ends: 13257 [2021-08-25 22:17:06,916 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:06,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13257 states. [2021-08-25 22:17:07,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13257 to 12359. [2021-08-25 22:17:07,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12359 states, 12358 states have (on average 1.0814047580514647) internal successors, (13364), 12358 states have internal predecessors, (13364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:07,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12359 states to 12359 states and 13364 transitions. [2021-08-25 22:17:07,119 INFO L78 Accepts]: Start accepts. Automaton has 12359 states and 13364 transitions. Word has length 585 [2021-08-25 22:17:07,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:07,120 INFO L470 AbstractCegarLoop]: Abstraction has 12359 states and 13364 transitions. [2021-08-25 22:17:07,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 12359 states and 13364 transitions. [2021-08-25 22:17:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2021-08-25 22:17:07,131 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:07,134 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:17:07,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-25 22:17:07,134 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:07,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:07,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1380580974, now seen corresponding path program 1 times [2021-08-25 22:17:07,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:07,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788153572] [2021-08-25 22:17:07,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:07,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:07,351 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 564 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2021-08-25 22:17:07,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:07,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788153572] [2021-08-25 22:17:07,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788153572] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:07,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:07,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:07,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843817213] [2021-08-25 22:17:07,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:07,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:07,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:07,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:07,354 INFO L87 Difference]: Start difference. First operand 12359 states and 13364 transitions. Second operand has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:08,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:08,643 INFO L93 Difference]: Finished difference Result 26809 states and 29299 transitions. [2021-08-25 22:17:08,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:08,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 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 737 [2021-08-25 22:17:08,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:08,670 INFO L225 Difference]: With dead ends: 26809 [2021-08-25 22:17:08,670 INFO L226 Difference]: Without dead ends: 14751 [2021-08-25 22:17:08,678 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:08,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14751 states. [2021-08-25 22:17:08,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14751 to 14452. [2021-08-25 22:17:08,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14452 states, 14451 states have (on average 1.0748045117984915) internal successors, (15532), 14451 states have internal predecessors, (15532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14452 states to 14452 states and 15532 transitions. [2021-08-25 22:17:08,865 INFO L78 Accepts]: Start accepts. Automaton has 14452 states and 15532 transitions. Word has length 737 [2021-08-25 22:17:08,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:08,866 INFO L470 AbstractCegarLoop]: Abstraction has 14452 states and 15532 transitions. [2021-08-25 22:17:08,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 14452 states and 15532 transitions. [2021-08-25 22:17:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 795 [2021-08-25 22:17:08,881 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:08,881 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:17:08,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-25 22:17:08,882 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:08,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:08,883 INFO L82 PathProgramCache]: Analyzing trace with hash 429223743, now seen corresponding path program 1 times [2021-08-25 22:17:08,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:08,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905992748] [2021-08-25 22:17:08,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:08,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-08-25 22:17:09,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:09,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905992748] [2021-08-25 22:17:09,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905992748] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:09,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:09,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:09,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661754539] [2021-08-25 22:17:09,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:09,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:09,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:09,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:09,121 INFO L87 Difference]: Start difference. First operand 14452 states and 15532 transitions. Second operand has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:10,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:10,872 INFO L93 Difference]: Finished difference Result 28300 states and 30449 transitions. [2021-08-25 22:17:10,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:10,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 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 794 [2021-08-25 22:17:10,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:10,887 INFO L225 Difference]: With dead ends: 28300 [2021-08-25 22:17:10,887 INFO L226 Difference]: Without dead ends: 14149 [2021-08-25 22:17:10,895 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:10,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14149 states. [2021-08-25 22:17:11,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14149 to 13849. [2021-08-25 22:17:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13849 states, 13848 states have (on average 1.050043327556326) internal successors, (14541), 13848 states have internal predecessors, (14541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13849 states to 13849 states and 14541 transitions. [2021-08-25 22:17:11,035 INFO L78 Accepts]: Start accepts. Automaton has 13849 states and 14541 transitions. Word has length 794 [2021-08-25 22:17:11,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:11,036 INFO L470 AbstractCegarLoop]: Abstraction has 13849 states and 14541 transitions. [2021-08-25 22:17:11,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 13849 states and 14541 transitions. [2021-08-25 22:17:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 890 [2021-08-25 22:17:11,056 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:11,056 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:17:11,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-25 22:17:11,057 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:11,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:11,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1588361727, now seen corresponding path program 1 times [2021-08-25 22:17:11,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:11,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336649129] [2021-08-25 22:17:11,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:11,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1424 backedges. 1064 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2021-08-25 22:17:11,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:11,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336649129] [2021-08-25 22:17:11,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336649129] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:11,325 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:11,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:11,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265259914] [2021-08-25 22:17:11,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:11,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:11,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:11,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:11,328 INFO L87 Difference]: Start difference. First operand 13849 states and 14541 transitions. Second operand has 3 states, 3 states have (on average 192.33333333333334) internal successors, (577), 3 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:12,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:12,671 INFO L93 Difference]: Finished difference Result 33691 states and 35420 transitions. [2021-08-25 22:17:12,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:12,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 192.33333333333334) internal successors, (577), 3 states have internal predecessors, (577), 0 states have call successors, (0), 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 889 [2021-08-25 22:17:12,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:12,695 INFO L225 Difference]: With dead ends: 33691 [2021-08-25 22:17:12,695 INFO L226 Difference]: Without dead ends: 20143 [2021-08-25 22:17:12,706 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:12,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20143 states. [2021-08-25 22:17:12,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20143 to 16241. [2021-08-25 22:17:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16241 states, 16240 states have (on average 1.0538177339901478) internal successors, (17114), 16240 states have internal predecessors, (17114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16241 states to 16241 states and 17114 transitions. [2021-08-25 22:17:12,897 INFO L78 Accepts]: Start accepts. Automaton has 16241 states and 17114 transitions. Word has length 889 [2021-08-25 22:17:12,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:12,898 INFO L470 AbstractCegarLoop]: Abstraction has 16241 states and 17114 transitions. [2021-08-25 22:17:12,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.33333333333334) internal successors, (577), 3 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:12,898 INFO L276 IsEmpty]: Start isEmpty. Operand 16241 states and 17114 transitions. [2021-08-25 22:17:12,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1460 [2021-08-25 22:17:12,930 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:17:12,931 INFO L512 BasicCegarLoop]: 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, 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, 8, 8, 8, 7, 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, 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, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:17:12,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-25 22:17:12,931 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:17:12,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:17:12,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1693523889, now seen corresponding path program 1 times [2021-08-25 22:17:12,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:17:12,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772160451] [2021-08-25 22:17:12,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:17:12,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:17:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:17:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4547 backedges. 3315 proven. 0 refuted. 0 times theorem prover too weak. 1232 trivial. 0 not checked. [2021-08-25 22:17:13,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:17:13,486 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772160451] [2021-08-25 22:17:13,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772160451] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:17:13,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:17:13,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:17:13,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416232190] [2021-08-25 22:17:13,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:17:13,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:17:13,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:17:13,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:13,489 INFO L87 Difference]: Start difference. First operand 16241 states and 17114 transitions. Second operand has 3 states, 3 states have (on average 243.33333333333334) internal successors, (730), 3 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:14,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:17:14,614 INFO L93 Difference]: Finished difference Result 25245 states and 26403 transitions. [2021-08-25 22:17:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:17:14,614 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 243.33333333333334) internal successors, (730), 3 states have internal predecessors, (730), 0 states have call successors, (0), 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 1459 [2021-08-25 22:17:14,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:17:14,616 INFO L225 Difference]: With dead ends: 25245 [2021-08-25 22:17:14,616 INFO L226 Difference]: Without dead ends: 0 [2021-08-25 22:17:14,627 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:17:14,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-25 22:17:14,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-25 22:17:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-25 22:17:14,628 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1459 [2021-08-25 22:17:14,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:17:14,629 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-25 22:17:14,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 243.33333333333334) internal successors, (730), 3 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:17:14,629 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-25 22:17:14,629 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-25 22:17:14,631 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-25 22:17:14,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-25 22:17:14,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-25 22:17:14,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:17:14,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:17:14,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:17:14,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:17:15,509 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,509 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,510 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-08-25 22:17:15,511 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,512 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,513 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,514 INFO L857 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,515 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-25 22:17:15,516 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,517 INFO L857 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,518 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,519 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,520 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-08-25 22:17:15,521 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-08-25 22:17:15,522 INFO L857 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-08-25 22:17:15,523 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-08-25 22:17:15,524 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-08-25 22:17:15,525 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,526 INFO L857 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-08-25 22:17:15,527 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,528 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-08-25 22:17:15,529 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,530 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-08-25 22:17:15,531 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-08-25 22:17:15,532 INFO L857 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,533 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,534 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-08-25 22:17:15,535 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,535 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,535 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,535 INFO L857 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,536 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,536 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,536 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,536 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,537 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-08-25 22:17:15,537 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-08-25 22:17:15,537 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-08-25 22:17:15,537 INFO L857 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-08-25 22:17:15,537 INFO L857 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,538 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,538 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,538 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,539 INFO L853 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse1 (<= (+ ~a0~0 147) 0)) (.cse4 (= ~a2~0 4)) (.cse6 (= 5 ~a2~0)) (.cse2 (= 3 ~a2~0)) (.cse9 (= 2 ~a2~0)) (.cse5 (< 0 (+ ~a4~0 86))) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= (+ 98 ~a0~0) 0))) (or (and .cse0 .cse1 .cse2) (and (< 0 (+ ~a0~0 61)) .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7) (and .cse5 (<= ~a29~0 41) .cse0 .cse8) (and .cse9 .cse3) (and .cse6 .cse0 .cse1) (and .cse3 (<= (+ ~a29~0 18) 0) .cse4) (and .cse3 .cse2) (and .cse5 .cse0 .cse7 .cse4) (and .cse6 .cse3) (and .cse5 .cse0 .cse7 .cse2) (and .cse5 .cse9 .cse7) (and .cse3 .cse8) (and .cse5 .cse0 .cse7 .cse8) (and .cse3 .cse7))) [2021-08-25 22:17:15,539 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,540 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L860 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-08-25 22:17:15,541 INFO L857 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,542 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-25 22:17:15,543 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,544 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,544 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,544 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,545 INFO L853 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse1 (<= (+ ~a0~0 147) 0)) (.cse4 (= ~a2~0 4)) (.cse6 (= 5 ~a2~0)) (.cse2 (= 3 ~a2~0)) (.cse9 (= 2 ~a2~0)) (.cse5 (< 0 (+ ~a4~0 86))) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= (+ 98 ~a0~0) 0))) (or (and .cse0 .cse1 .cse2) (and (< 0 (+ ~a0~0 61)) .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7) (and .cse5 (<= ~a29~0 41) .cse0 .cse8) (and .cse9 .cse3) (and .cse6 .cse0 .cse1) (and .cse3 (<= (+ ~a29~0 18) 0) .cse4) (and .cse3 .cse2) (and .cse5 .cse0 .cse7 .cse4) (and .cse6 .cse3) (and .cse5 .cse0 .cse7 .cse2) (and .cse5 .cse9 .cse7) (and .cse3 .cse8) (and .cse5 .cse0 .cse7 .cse8) (and .cse3 .cse7))) [2021-08-25 22:17:15,545 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,545 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-08-25 22:17:15,545 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-08-25 22:17:15,546 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,547 INFO L857 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,548 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,549 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,550 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,551 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,552 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,553 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,554 INFO L853 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse1 (<= (+ ~a0~0 147) 0)) (.cse4 (= ~a2~0 4)) (.cse6 (= 5 ~a2~0)) (.cse2 (= 3 ~a2~0)) (.cse9 (= 2 ~a2~0)) (.cse5 (< 0 (+ ~a4~0 86))) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= (+ 98 ~a0~0) 0))) (or (and .cse0 .cse1 .cse2) (and (< 0 (+ ~a0~0 61)) .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7) (and .cse5 (<= ~a29~0 41) .cse0 .cse8) (and .cse9 .cse3) (and .cse6 .cse0 .cse1) (and .cse3 (<= (+ ~a29~0 18) 0) .cse4) (and .cse3 .cse2) (and .cse5 .cse0 .cse7 .cse4) (and .cse6 .cse3) (and .cse5 .cse0 .cse7 .cse2) (and .cse5 .cse9 .cse7) (and .cse3 .cse8) (and .cse5 .cse0 .cse7 .cse8) (and .cse3 .cse7))) [2021-08-25 22:17:15,554 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-08-25 22:17:15,554 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-08-25 22:17:15,555 INFO L857 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,555 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,555 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,555 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,556 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,556 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,556 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,557 INFO L857 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,558 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-08-25 22:17:15,559 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-08-25 22:17:15,560 INFO L857 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,561 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-08-25 22:17:15,562 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,563 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-08-25 22:17:15,563 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,563 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-08-25 22:17:15,563 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,563 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-08-25 22:17:15,563 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-08-25 22:17:15,569 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-25 22:17:15,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.08 10:17:15 BoogieIcfgContainer [2021-08-25 22:17:15,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-25 22:17:15,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-25 22:17:15,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-25 22:17:15,607 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-25 22:17:15,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:16:41" (3/4) ... [2021-08-25 22:17:15,610 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-25 22:17:15,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-25 22:17:15,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-25 22:17:15,642 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-25 22:17:15,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-25 22:17:15,798 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-25 22:17:15,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-25 22:17:15,800 INFO L168 Benchmark]: Toolchain (without parser) took 39203.35 ms. Allocated memory was 50.3 MB in the beginning and 950.0 MB in the end (delta: 899.7 MB). Free memory was 31.0 MB in the beginning and 416.6 MB in the end (delta: -385.6 MB). Peak memory consumption was 514.7 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,801 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 35.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-25 22:17:15,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1002.01 ms. Allocated memory was 50.3 MB in the beginning and 81.8 MB in the end (delta: 31.5 MB). Free memory was 30.8 MB in the beginning and 42.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.33 ms. Allocated memory is still 81.8 MB. Free memory was 42.8 MB in the beginning and 28.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,802 INFO L168 Benchmark]: Boogie Preprocessor took 281.63 ms. Allocated memory was 81.8 MB in the beginning and 125.8 MB in the end (delta: 44.0 MB). Free memory was 28.1 MB in the beginning and 64.1 MB in the end (delta: -36.0 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,802 INFO L168 Benchmark]: RCFGBuilder took 3123.97 ms. Allocated memory was 125.8 MB in the beginning and 262.1 MB in the end (delta: 136.3 MB). Free memory was 64.1 MB in the beginning and 192.4 MB in the end (delta: -128.2 MB). Peak memory consumption was 106.7 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,802 INFO L168 Benchmark]: TraceAbstraction took 34403.02 ms. Allocated memory was 262.1 MB in the beginning and 950.0 MB in the end (delta: 687.9 MB). Free memory was 192.4 MB in the beginning and 458.6 MB in the end (delta: -266.2 MB). Peak memory consumption was 421.6 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,803 INFO L168 Benchmark]: Witness Printer took 192.44 ms. Allocated memory is still 950.0 MB. Free memory was 458.6 MB in the beginning and 416.6 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-08-25 22:17:15,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 35.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1002.01 ms. Allocated memory was 50.3 MB in the beginning and 81.8 MB in the end (delta: 31.5 MB). Free memory was 30.8 MB in the beginning and 42.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 192.33 ms. Allocated memory is still 81.8 MB. Free memory was 42.8 MB in the beginning and 28.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 281.63 ms. Allocated memory was 81.8 MB in the beginning and 125.8 MB in the end (delta: 44.0 MB). Free memory was 28.1 MB in the beginning and 64.1 MB in the end (delta: -36.0 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3123.97 ms. Allocated memory was 125.8 MB in the beginning and 262.1 MB in the end (delta: 136.3 MB). Free memory was 64.1 MB in the beginning and 192.4 MB in the end (delta: -128.2 MB). Peak memory consumption was 106.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 34403.02 ms. Allocated memory was 262.1 MB in the beginning and 950.0 MB in the end (delta: 687.9 MB). Free memory was 192.4 MB in the beginning and 458.6 MB in the end (delta: -266.2 MB). Peak memory consumption was 421.6 MB. Max. memory is 16.1 GB. * Witness Printer took 192.44 ms. Allocated memory is still 950.0 MB. Free memory was 458.6 MB in the beginning and 416.6 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 158]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34297.6ms, OverallIterations: 17, TraceHistogramMax: 10, EmptinessCheckTime: 158.6ms, AutomataDifference: 27833.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 872.7ms, InitialAbstractionConstructionTime: 21.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 6043 SDtfs, 4443 SDslu, 639 SDs, 0 SdLazy, 15742 SolverSat, 3081 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21500.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16241occurred in iteration=16, InterpolantAutomatonStates: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1735.3ms AutomataMinimizationTime, 17 MinimizatonAttempts, 12340 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 129 NumberOfFragments, 634 HoareAnnotationTreeSize, 4 FomulaSimplifications, 7842 FormulaSimplificationTreeSizeReduction, 207.8ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 942 FormulaSimplificationTreeSizeReductionInter, 654.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 301.9ms SsaConstructionTime, 806.4ms SatisfiabilityAnalysisTime, 2188.7ms InterpolantComputationTime, 8172 NumberOfCodeBlocks, 8172 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 8155 ConstructedInterpolants, 0 QuantifiedInterpolants, 16283 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 10660/10660 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && 3 == a2) || ((0 < a0 + 61 && 89 + a4 <= 0) && a2 == 4)) || (((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0)) || (((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && a2 == 1)) || (2 == a2 && 89 + a4 <= 0)) || ((5 == a2 && 42 + a4 <= 0) && a0 + 147 <= 0)) || ((89 + a4 <= 0 && a29 + 18 <= 0) && a2 == 4)) || (89 + a4 <= 0 && 3 == a2)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (5 == a2 && 89 + a4 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 3 == a2)) || ((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0)) || (89 + a4 <= 0 && a2 == 1)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || (89 + a4 <= 0 && 98 + a0 <= 0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && 3 == a2) || ((0 < a0 + 61 && 89 + a4 <= 0) && a2 == 4)) || (((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0)) || (((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && a2 == 1)) || (2 == a2 && 89 + a4 <= 0)) || ((5 == a2 && 42 + a4 <= 0) && a0 + 147 <= 0)) || ((89 + a4 <= 0 && a29 + 18 <= 0) && a2 == 4)) || (89 + a4 <= 0 && 3 == a2)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (5 == a2 && 89 + a4 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 3 == a2)) || ((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0)) || (89 + a4 <= 0 && a2 == 1)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || (89 + a4 <= 0 && 98 + a0 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && 3 == a2) || ((0 < a0 + 61 && 89 + a4 <= 0) && a2 == 4)) || (((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0)) || (((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && a2 == 1)) || (2 == a2 && 89 + a4 <= 0)) || ((5 == a2 && 42 + a4 <= 0) && a0 + 147 <= 0)) || ((89 + a4 <= 0 && a29 + 18 <= 0) && a2 == 4)) || (89 + a4 <= 0 && 3 == a2)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (5 == a2 && 89 + a4 <= 0)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 3 == a2)) || ((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0)) || (89 + a4 <= 0 && a2 == 1)) || (((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || (89 + a4 <= 0 && 98 + a0 <= 0) RESULT: Ultimate proved your program to be correct! [2021-08-25 22:17:15,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...